Schematic - 379 Model Family Electrical
SH
NO.
P94-6023
C
TITLE
1) INDEX
85)
2) HARNESS ARCHITECTURE
86)
3) LOCATION OF MAJOR COMPONENTS
87)
4) LOCATION OF MAJOR COMPONENTS
88)
5) SYMBOLS INDEX
89)
6) SYMBOLS INDEX ( CONTINUED )
7) SYMBOLS INDEX ( CONTINUED )
90)
8) SYMBOLS INDEX ( CONTINUED )
91)
9) CHARGE AND START
92)
10) POWER DISTRIBUTION - UNSWITCHED CIRCUITS
93)
11) POWER DISTRIBUTION - IGNITION SWITCHED CIRCUITS
94)
12) POWER DISTRIBUTION - ACCESSORY SWITCHED CIRCUITS
95)
13) POWER DISTRIBUTION - CIRCUIT BREAKER - ENGINE
96)
14) TURN SIGNALS / HAZARD LIGHTS
97)
15) STOP LAMPS
98)
16) MARKER / CLEARANCE LAMPS / LEFT POLE / RIGHT POLE
17) HEADLAMPS
18) BACK - UP LIGHT SWITCH
19) DAYCAB AD / LOADLIGHTS
20) SLEEPER AD / LOADLIGHTS - 48" / 63" HIGH ROOF
21) FOG LIGHTS
22) CAB DOOR LOCKS
23) REMOTE KEYLESS ENTRY RELAY - OPTIONAL
24) CAB DOME LIGHT / DOOR LAMPS / DOOR JAMB / ALARM
25) CAB FOOTLIGHTS / CIGAR LIGHTER / POWER POINT / B - PANEL POWER POINT
26) 48" / 63" HIGH ROOF SLEEPER LIGHTS / DOOR LOCK / DOOR JAMB
27) 48" / 63" HIGH ROOF SLEEPER POWER ACCESS OUTLETS
28) 48" / 63" LOW ROOF SLEEPER
29) 70" SLEEPER
30) 36" SLEEPER
31) LH DOOR ELECTRIC WINDOW LIFT
32) RH DOOR ELECTRIC WINDOW LIFT
33) MIRRORS - STANDARD / MOTORIZED / HEATED AND MIRROR CONTROL
34) CB RADIO
35) DASH RADIO
36) CAB ROOF SPEAKERS - CONCERT CLASS / CONCERT CLASS PREMIUM
37) CAB ROOF SPEAKERS - CONCERT CLASS EHD
38) RADIO - 48" / 63" / 70" SLEEPER
39) CLOCK
40) WIPER / WASHER
41) ELECTRIC HORN
42) CAB HVAC
43) SLEEPER HVAC - ALL SLEEPERS
44) SLEEPER LOAD CENTER
45) SLEEPER POWER SUPPLY HARNESS
46) NAMUX
47) BACK - LIGHTING ( +12 VOLTS ) AND PANEL LAMPS DIMMER
48) BACK - LIGHTING NEGATIVE LINKS ( GROUND )
49) OUTSIDE AIR TEMPERATURE
50) FIFTH WHEEL / DIFF LOCK / SUSPENSION DUMP VALVE / SPARE ROCKER SWITCHES
51) FUEL LEVEL
52) FUEL FILTER - ACCESSORY POWER
53) PARK BRAKE
54) FORWARD AND REAR DRIVER AXLE TEMP
55) VORAD
56) AIR DRYER
57) FUEL FILTER RESTRICTION
58) TIRE PRESSURE CONTROL SYSTEM ( TPCS ) CAB & CHASSIS
59) AUX TRANSMISSION OIL TEMP
60) EATON ULTRASHIFT TRANSMISSION
61) EATON AUTOSHIFT TRANSMISSION
62) EATON AUTOSHIFT AND ULTRASHIFT TRANSMISSION ( CONTINUED )
63) MERITOR FREEDOMLINE TRANSMISSION
64) WTEC TRANSMISSION ( ALLISON )
65) WTEC TRANSMISSION ( ALLISON ) ( CONTINUED )
66) EATON LIGHTNING TRANSMISSION POWER
67) MAIN CAB ABS CONNECTIONS
68) BENDIX ABS SYSTEM
69) BENDIX ABS SYSTEM ( CONTINUED )
70) BENDIX ABS ( CHASSIS )
71) WABCO ABS SYSTEM ( E-BASIC )
72) WABCO ABS SYSTEM ( E-UNIVERSAL )
73) TRAILER ABS
74) MAIN CAB ENGINE FIREWALL BULKHEAD
75) ENGINE - CAT C11 / C13 AND C15
76) ENGINE - CAT C11 / C13 AND C15 ( CONTINUED )
77) ENGINE - CUM ISM
78) ENGINE - CUM ISC / ISL
79) ENGINE - CUM ISX
80) ENGINE - CUM ISM ( BJ SERVICES )
81) ENGINE - CUM ISM ( BJ SERVICES ) ( CONTINUED )
82) ENGINE - CUM ISM ( BJ SERVICES )
83) ENGINE - CUM ISM ( BJ SERVICES ) ( CONTINUED )
84) ENGINE - CUM ISX ( BJ SERVICES )
ENGINE - CUM ISX ( BJ SERVICES ) ( CONTINUED )
ENGINE ECU POWER
CHASSIS SPARE GROUNDS
MAIN CAB SPARE RELAY
CHASSIS SENSOR ADD-ON - TRANSFER CASE OIL TEMP / BRAKESAVER OIL TEMP /
GENERAL OIL TEMP / AUX XSMN OIL TEMP # 3 / PTO OIL TEMP
CUMMINS ICON2 IDLE CONTROL
J1939 ARCHITECTURE
TELEMATICS
SLEEPER LVD / LVD ADAPTER
CUMMINS DUAL STATION CONTROLS ( BJ SERVICES )
ENGINE BRAKE CONTROLS
ENGINE FAN CONTROLS
LIFT AXLE CONTROL ( W/O AUTO-REVERSE )
LIFT AXLE CONTROL ( W/ AUTO-REVERSE )
01
Schematic - 379 Model Family Electrical
P94-6023
SLEEPER
HVAC
SYSTEM
TELEMATICS
SLEEPER
HARNESS
ROOF
HARNESS
HOOD
HARNESS
02
C
FIREWALL
HARNESS
CAB
HVAC
SYSTEM
CHASSIS
HARNESS
DASH PANEL
HARNE SSES
(A,B,C)
TAIL LAMP
HARNESS
MAIN CAB
HARNESS
TRAILER
HARNESS
ABS
CHASSIS
HARNESS
ABS
DASH
HARNESS
VORAD
CAB
HARNESS
ENGINE FAN
HARNESS
HARNESS ARCHITECTURE
JAKE BRAKE
HARNESS
DOOR
HARNESS
POWERTRAIN
ENGINE HARNESS
TRANSMISSION HARNESS
VORAD
CHASSIS
HARNESS
Schematic - 379 Model Family Electrical
P94-6023
C
LOCATIONS OF MAJOR ELECTRICAL MODULES IN 379E CAB AND SLEEPER
INSTRUMENTATION CONTROL UNIT MODULE
RELAY ASSEMBLY
GPS ANTENNA
( OPTIONAL )
AUDIO AMPLIFIER
( OPTIONAL )
ANTENNA MULTIPLEXER
( OPTIONAL )
TURNSTALK MODULE
GPSNET MODEM
( OPTIONAL )
VORAD ECU
( OPTIONAL )
REMOTE KEYLESS ENTRY MODULE
( OPTIONAL )
MIRROR CONTROL MODULE
( OPTIONAL )
SLEEPER LOAD CENTER
J1587 DATA BUS CONNECTOR
SLEEPER LOW VOLTAGE DISCONNECT
( OPTIONAL )
LOW VOLTAGE DISCONNECT
( OPTIONAL )
ENGINE HARNESS FIREWALL CONNECTOR
SCALE 1:8
ABS HARNESS FIREWALL CONNECTOR
FUSE BLOCK
FIREWALL CONNECTOR - HOOD AND TRAILER HARNESS
FIREWALL CONNECTOR - ENGINE AND CHASSIS HARNESS
ABS ELECTRONIC CONTROL UNIT
LOCATION OF MAJOR COMPONENTS
03
Schematic - 379 Model Family Electrical
04
C
P94-6023
LOCATIONS OF ELECTRICAL MODULES IN 379E CAB AND SLEEPER
ANTENNA MULTIPLEXER
( OPTIONAL )
ANTENNA MULTIPLEXER
( OPTIONAL )
AUDIO AMPLIFIER
( OPTIONAL )
GPS ANTENNA
( OPTIONAL - PROPOSED LOCATION )
GPS ANTENNA
( OPTIONAL - PROPOSED LOCATION)
AUDIO AMPLIFIER
( OPTIONAL )
TURN STALK MODULE
RELAY ASSEMBLY
INSTRUMENTATION UNIT CONTROL MODULE
TURN STALK MODULE
GPSNET MODEM
( OPTIONAL )
GPSNET MODEM
( OPTIONAL )
ENGINE HARNESS FIREWALL CONNECTOR
ENGINE HARNESS FIREWALL
CONNECTOR
VORAD ECU
( OPTIONAL )
ABS HARNESS FIREWALL
CONNECTOR
RH FIREWALL FEED-THROUGH
ABS HARNESS FIREWALL CONNECTOR
VORAD ECU
( OPTIONAL )
OPTIONAL FEED-THROUGH FOR
AUTOMATIC TRANSMISSION
VORAD
DUAL STATION
INSTRUMENTATION CONTROL UNIT MODULE
RELAY ASSEMBLY
REMOTE KEYLESS ENTRY MODULE
( OPTIONAL )
J1587 DATA BUS CONNECTOR
REMOTE KEYLESS ENTRY MODULE
( OPTIONAL )
J1587 DATA BUS CONNECTOR
LOW VOLTAGE DISCONNECT
( OPTIONAL )
MIRROR CONTROL MODULE
( OPTIONAL )
LOW VOLTAGE DISCONNECT
( OPTIONAL )
J1939 CONNECTOR
MIRROR CONTROL MODULE
( OPTIONAL )
DIAGNOSTIC CONNECTOR
J1939 CONNECTOR
DIAGNOSTIC CONNECTOR
FIREWALL CONNECTOR
HOOD AND TRAILER
ABS ELECTRONIC CONTROL UNIT
ABS ELECTRONIC CONTROL UNIT
FUSE BLOCK
FIREWALL CONNECTOR
ENGINE AND CHASSIS
CAB
LEFT SIDE VIEW
FIREWALL CONNECTORS
SCALE 1:6
FUSE BLOCK
CAB REAR VIEW
REAR WALL AND BULKHEADS NOT SHOWN }
CLOSET WALL
NOTE:
IN 36" SLEEPER, LOAD CENTER IS MOUNTED ON FRONT WALL
IN 70" SLEEPER, LOAD CENTER IS MOUNTED UNDER BUNK
SLEEPER LOAD CENTER
SCALE 1:16
SLEEPER
LEFT SIDE VIEW
SLEEPER LOW VOLTAGE DISCONNECT
( OPTIONAL )
LOCATION OF MAJOR COMPONENTS
SLEEPER
REAR VIEW
REAR WALL AND BULKHEADS NOT SHOWN
Schematic - 379 Model Family Electrical
C
P94-6023
SYMBOL / ABBREVIATION KEY
STUD
2)
SPLICE
3)
RING TERMINAL CONNECTORS
NUMBERS EX
CIRCUIT DESCRIPTION
286
5)
BUSS BAR
6) CB
CIRCUIT BREAKER
7) CLC
CHASSIS LOAD CENTER
8) SLPR
SLEEPER
9) TRLR
TRAILER
SUFFIX
-1
ALPHA
STARTER THERMAL OVERLOAD SWITCH
SW20-2_c0
21)
NEUTRAL START SWITCH
SW21-5
4)
20)
A
NA
NA
BATTERIES
1)
22)
BATTERY
B+
G
23)
10) MFTS
MULTI-FUNCTION TURN STALK
11)
CONTINUED TO OTHER SH XX
12)
MOMENTARY CONTACT
ALTERNATOR
W/L
D+
B-
SHEET NUMBER
CB2-2
CONTACT
SWITCH
24)
CIRCUIT BREAKER
150 AMP
CIRCUIT BREAKER
13)
BULB
14)
GROUND
15)
DIODE
16)
RESISTOR
17)
CAPACITOR
18)
POLYFUSE
19)
LIGHT-EMITTING DIODE
+
S
25)
STARTER
STARTER
26)
POSITION 1
1 3 2 4
SYMBOLS INDEX
POSITION 0
POSITION 2
6 5 1 3 2 4 6 5 1 3 2 4 6 5
WINDOW SWITCH
05
Schematic - 379 Model Family Electrical
27)
J1939 CABLE SHIELD
28)
TWISTED PAIR
29)
PRESSURE SWITCH
30)
LAMP
31)
LIGHT
32)
IGNITION SWITCH
1
0
3
6
2
33)
WINDOW LIFT MOTOR
M
SYMBOLS INDEX ( CONTINUED )
C
P94-6023
34)
TWISTED TRIPLET
06
Schematic - 379 Model Family Electrical
FUSES
1)
07
C
P94-6023
ROCKER SWITCH ICONS
25 A FUSE
2)
XX AMP
LOAD LIGHT
CLEARANCE LIGHT
TRAILER LIGHT
RANGE SELECT
PTO
CRUISE ON / OFF
OFFROAD
ABS
WINDOW LIFT
SPOT LIGHT
FOG LIGHT
BEACON / STROBE
FUEL SELECT
HEADLIGHT
FUEL HEAT
CRUISE SELECT
REMOTE THROTTLE
REMOTE THROTTLE
OVERRIDE
ENGINE DIAGNOSTIC
TRANSMISSION
RETARDER
REAR A / C
INSTRUMENT
DIMMER
AUXILIARY
SIDE LAMPS
DECK POWER
ENGINE FAN
3)
AMP
XX
F1_0
XX
XX
XXX
XXXX
4)
5)
XX
XX
XX
XX
FUSE
DOOR LOCKS
ATC
SLEEPER
FLUORESCENT
LIFTABLE TAG AXLE
TRAILER
AUXILIARY
BRAKESAVER
LIFTABLE PUSHER AXLE
HAZARD
DIFFERENTIAL LOCK
TRAILER DUMP
TRAILER DUMP
10 AMP
6)
XX AMP
SYMBOLS INDEX ( CONTINUED )
ENGINE BRAKE
FLASHING
SIDE LAMPS
Schematic - 379 Model Family Electrical
P94-6023
RELAYS
K03-1-1
1)
A B
C
7)
D E F
STARTER RELAY
87A
30
87
86
85
c
XX
X
XX
J78-1
2)
INTAKE AIR HEATER RELAY
C
8)
87A 87
R11-1
86
ENGINE INTERRUPT RELAY
30 85
ENGINE
INTERRUPT
RELAY
3)
LATCHING
RELAY
9)
START ENABLE RELAY
87A
START
ENABLE
RELAY
30
85
87
86
R10-1
10)
BACKUP LAMP
RELAY
BACK-UP LAMP RELAY
R1
4)
87A
87
86
30
85
C
XX
5)
11)
87A
K18-01
86
c
85
87A
87
30
86
85
SYMBOLS INDEX ( CONTINUED )
87A
30
85
30
87
85
86
6)
RELAY
87A
30
87
87
86
R18-A
C
08
Schematic - 379 Model Family Electrical
J50-3
CB2
S101
ORN3111-2
ORN1250-2
ORN3111-1
21
MATING CONNECTOR: SEE ELECTRONIC
ENGINE FIREWALL
CONNECTOR P103 ( PIN 21 )
50 AMP
ENG RUN
POWER
INTERUPT
P3
1
J3
1
09
C
P94-6023
( FOR ALL ENGINES ) SEE SH 75-85
ECM SWITCHED
POWER
T1
SH 74, REFDES J50-6 , NODE 10
ORN1250-1
B+
FIREWALL
WHT3110-40
STARTER
6
2
ORN3912-3
4
ORN1910-3
1
1
1
ORN3912-1
P18
J28
START INTERRUPT
ORN1230
6
5
CB2
S51-1
RED1210-89
ORN1910-8
B
B
A
A
P110
SEE ENGINE
SECTIONS
( SH 75-85 )
50 AMP
S1-1
J2-4
85
87A
BLK3911-5
86
87
30
87A
86
85
87
RED3920-0
30
S2-1
T3
WHT3110-41
J1-10
ORN3912-5
GRA3391-0
T5
ALTERNATOR
STARTER
RELAY
P8-1
C
ORN3940-2
SH 12, REFDES F1A-1, NODE 1
SH 11, REFDES S43, NODE 1
WHT3110-4
S111-1
IGN BATT
FEED
CB1
ORN1230
ORN3912-4
ELEC
ENGINE
FIREWALL
S54-1
ORN1910-4
IGNITION
SWITCH
10 10
CAB
B-
WHT3110-42
3
2
START /
CHARGE
STARTER RELAY
COIL
P103-1
J50
RED3920-3
0
ORN3912-2
50 AMP
IGN BATT
FEED
ENGINE
SPARE 1
RED1210-91
1
S3
ORN1250
D+
W/L
WHT3110-64
P2
3
G
T2
RED3920-0
RED3920-1
PWR DIST
CENTER
T4
MAIN CAB
POWER
W/O SLEEPER
S52
RED1210-90
RED1210-88
50 AMP
OR
W/ SLEEPER 100 AMPS + 70 AMPS
GRA3391-0
RED3920-11
RED3920-2
RED1210-40
ENG22
A
T6
+
S
STARTER
SOLENOID
SWITCH
T7
B
J51-1
1
RED1210-40
P51-1
1
LVD
V ( OUT )
J4-1
T4
WHT3110-42
WHT3110-44
STARTER
A
LVD
V ( IN )
IC1
BLACK
B
BATTERIES
C
AMMETER
SENSOR
SH 10, REFDES S80, NODE 1
RED1260-30
OPTIONAL
POWER DIST CENTER
( HIGH AMP ALTERNATOR ONLY )
RED
T9
RED3920-11
50 AMP
OR
270 AMP
T10
1
WHT3110-64
A
WHT3110-69
B
WHT3110-44
CHARGE AND START
OPTIONAL JUMP START TERMINAL LOCATIONS:
UNDER HOOD - LOCATED AT THE STARTER
BATTERY BOX - LOCATED AT THE BATTERY
OPTIONAL
SW20
WHT3110-69
ALTERNATOR POSITIVE ( T1 ), POWER DIST
CENTER ( T2 ),
ALTERNATOR GROUND ( T3 ), AND ENGINE
GROUND ( T5 ) ARE NOT USED
WITH THIS ALTERNATOR
OPTION.
NEUTRAL
START
J3-2
ENGINE GROUND
( HIGH AMP ALT
ONLY )
NOTE:
SW21
HIGH AMP ALTERNATOR
OPTIONAL
BLK3911-5
A
B
P2-5
OCP
ENGINE
GROUND
Schematic - 379 Model Family Electrical
RED1210-24
LVD
P51 V ( OUT )
J51
RED1210-23
MAIN CAB
POWER
1
3 AMP
RED2990
SH 40, REFDES J12-3, NODE 2
RED2990-1
SH 17, REFDES J12-1, NODE 2
RED2414
RED0712-3
RED1210-12
10 AMP
SH 16, REFDES S38, NODE 1
FB2
SPARE BAT PWR
F3A-6
S54-2
RED1210-22
RED2300
SH 14, REFDES S113, NODE 1
RED2100-4
SH 17, REFDES S33, NODE 1
RED6700-5
SH 22, REFDES J17-2, NODE A
RED6750-0
SH 22, REFDES P43, NODE B
SH 11, REFDES S43 , NODE 1
RED1210-27
CAB
RED1260
ENGINE
RED1210-68
25 AMP
RED1210-21
OR
170 AMPS
( WITH SLEEPER )
F4A1-7
SH 41, REFDES S76, NODE 1
15 AMP
S52-1
150 AMPS
SH 14, REFDES J12, NODE 2
RED2990-2
F2A-6
1
LVD
V ( IN )
T4
10
FB7
FB6
F1A-6
FIREWALL
C
P94-6023
RED1210-68
SH 17, REFDES J12-1, NODE 4
F4A-6
F7A-2
RED2100-8
RED1210-15
20 AMP
20 AMP
S55-1
SH 11, REFDES K5 / K13 / K17 , NODE 30-3
RED1210-17
RED1210-20
F5A-6
T5-1
5 AMP
1
WHT1500
F6A-6
MAIN GROUND
1
1
T2-B
F1B-1
1
1
T5-A
1
T5-B
50 AMP
F4A-1
F4B-1
RED1260-7
RED0790-1
1
K13
S31-1
WHT1500-232
SH 12, REFDES S3-1, NODE 1
S80
85-2
MAIN ACC
RELAY
( LVD SWITCHED )
87A
86-2
87A-2
30
ORN1220-51
87-2
85
RED1260-8
30-2
RED1260-8
SH 11, REFDES S22 , NODE 1
K17
SH 12, REFDES S3-1 , NODE 1
ACCESSORY
RELAY
87A-3
87A
RED1210-19
30-3
87
WHT1500-232
85-3
30
86
ORN1221-2
87-3
85
ORN1250-10
86-3
87
86
RED1260-9
F5B-1
RED0790-2
R13-1
R17-2
RED1260-11
FB5
50 AMP
F6B-1
F1A-5
RED0790-3
50 AMP
RED4100
SH 46 , REFDES P63, NODE 1
RED4100-8
SH 47, REFDES P63-1, NODE 1
SH 21, REFDES S21-1, NODE 1
WHT1500-31
RED1210-14
FB3
3 AMP
1
F1A-3
F2A-5
RED6100-1
SH 15 , REFDES T2 , NODE 1
SH 35, REFDES J80, NODE B
RED1260-9
RED6951
SH 25, REFDES P4 , NODE A
RED2951
SH 21, REFDES P13 , NODE 2B
RED6952
SH 25, REFDES P32, NODE C
RED6291
SH 34, REFDES P92-4 , NODE 4
10 AMP
10 AMP
F2A-3
CB1
F3A-5
RED5110
20 AMP
F3A-3
RED2415-1
F4A-5
25 AMP
RED6140
SH 37 , REFDES J100 , NODE B
10 AMP
25 AMP
F6A
RED2412-1
SH 67, REFDES P15 , NODE A
15 AMP
F5A
SH 16 , REFDES K2, NODE 30
WHT1500-231
ORN1250-11
SH 11, REFDES S53 , NODE 1
50 AMP
F5A-1
F6A-1
T6-B
ORN1221-2
ORN1250-10
F3B-1
RED0710-3
1
T6-A
RED1210-19
F2B-1
50 AMP
T4-B
1
RED1210-14
RED1210-18
RED1210-30
50 AMP
F2A-1
1
T4-A
SH 14 , REFDES S87, NODE 1
RED0710-2
F3A-1
T3-B
RED2300-44
25 AMP
RED0710-1
1
T3-A
F7A-6
RED1260
1
T2-A
F1A-1
T1-B
RED1210-12
T1-A
RED1210-11
FB1
SPARE BATT PWR
FB8C
SPARE POWER CONN
10 AMP
RED1210-13
WHT0710-10
S41-3
F4A-3
RED1210-30
20 AMP
F5A-5
YEL2619-2
YEL2640
SH 24, REFDES S16 , NODE 1
10 AMP
3 AMP
F6A-5
RED4210
SH 46, REFDES J41, NODE 2
RED4210-1
SH 47 , REFDES J41-1, NODE 2
RED1210-13
15 AMP
SH 25, REFDES S115 , NODE 1
SH 25, REFDES F4A-1, NODE1
SH 25, REFDES P51-1, NODE 1
SH 25, REFDES K13 , NODE 30
F5A-3
RED1260-11
YEL2619-2
RED1210-18
RED1260-30
RED1260-6
RED6950
F6A-3
RED2611
SH 24, REFDES P92-2, NODE 1
RED0711
SH 19, REFDES S28 , NODE 1
20 AMP
F7A-3
10 AMP
POWER DISTRIBUTIONUNSWITCHED CIRCUITS
SH 25, REFDES P32 , NODE E
10 AMP
Schematic - 379 Model Family Electrical
11
C
P94-6023
SH 9, REFDES S52, NODE 1
SH 74, REFDES J50-6, NODE 27
ORN1221-2
SH 12, REFDES S3-1, NODE 1
ORN1250-9
SH 10, REFDES S80, NODE 1
85
MAIN ACC
RELAY
( LVD SWITCHED )
RED1210-88
SH 10, REFDES S52-1, NODE 1
T5-29
S4-18
WHT1500-58
RED1210-68
K13
B
S43
S21-23
WHT1500-57
FB4
87A
86
87A
30
ORN1220-40
87
85
RED1260-6
30
S6-13
87
ORN1221-3
86
S22
F1A-4
ORN1220-55
ORN7210
SH 42, REFDES P47, NODE 2
25 AMP
R13-2
F2A-4
ORN1229-19
ORN1229
20 AMP
S53
ORN1220-40
ORN1229-13
S31
SH 12, REFDES S3-1, NODE 1
ACCESSORY
RELAY
87A
30-3
WHT1500-36
85-3
30
87
ORN1221-1
87-3
85
86
ORN1250-12
86-3
ORN1221-1
K17
87A-3
RED1210-17
SH 56, REFDES S11-1, NODE 1
SH 33, REFDES S78, NODE 1
F4A-4
ORN6911
1
FB9C
SPARE POWER CONN
FB2
SPARE BAT PWR
SH 31, REFDES P38 , NODE 3
20 AMP
T1A
T1B
1
1
F1A-2
T2A
T2B
1
1
T3A
T3B
F2A-2
ORN0730-2
1
F3A-2
ORN0730-3
F3B-2
50 AMP
F5A-4
ORN1220-46
ORN9920-1
SH 73, REFDES J1-11, NODE G2
1
T4B
1
F4A-2
ORN0730-4
WHT1500-30
T5A
ORN6912
SH 46, REFDES S100, NODE 1
SH 31, REFDES P38, NODE 1
1
T5B
1
F5A-2
ORN0730-5
ORN4220-4
ORN4220
1
ORN1221-3
5 AMP
F7A-5
ORN1220-42
FB7
F1A-7
ORN1221-17
5 AMP
F2A-7
ORN1220-51
ORN2990-1
ORN2990
ORN2990-0
ORN5910-10
SH 40, REFDES J11-5, NODE 18
SH 14, REFDES J11, NODE 18
SH 17, REFDES J11-1, NODE 18
SH 40, REFDES S110, NODE 1
20 AMP
SH 67, REFDES S114, NODE 1
F3A-7
ORN5110
5 AMP
F4A-7
SEE SH 10
10 AMP
F5A-7
ORN3600
SH 50, REFDES S40, NODE 1
ORN7110
SH 42, REFDES S57, NODE 1
2 AMP
F6A-7
ORN1220-44
15 AMP
T6B
1
F6A-2
ORN0730-6
F6B-2
50 AMP
SH 15, REFDES S21-3 , NODE1
10 AMP
F5B-2
50 AMP
T6A
F7A-4
SH 47, REFDES S100-1, NODE 1
FB5
F4B-2
50 AMP
20 AMP
POWER DISTRIBUTIONIGNITION SWITCHED
CIRCUITS
F2B-2
50 AMP
T4A
F6A-4
SH 10, REFDES K5 / K13_c0, NODE 87-2
ORN1220-48
50 AMP
1
R17-1
ORN5920
F1B-2
ORN0730-1
30 AMP
SH 33, REFDES S36, NODE1
MAIN
GROUND
SH 18, REFDES S11, NODE 1
20 AMP
SH 10, REFDES S55-1, NODE 1
WHT1500-0
SH 52, REFDES S11-2, NODE 1
F3A-4
ORN5921
S41-33
WHT1500-56
WHT0730-5
WHT1500-34
A
ORN1221
ORN1221-1 & ORN1221-2 ( SH 10 )
ARE SAME CIRCUITS
C
RED1210-16
J86
NOTE: ORN1220-40 & ORN1220-51 ( SH 10 )
ARE SAME CIRCUITS
WHT1500-51
LVD
CONNECTOR
RED1210-67
SH 10, REFDES K5 / K13 / K17_c0 , NODE 87-3
ORN1220-47
Schematic - 379 Model Family Electrical
P94-6023
CB2
P2-1
1
0
3
6
1
ORN1230-1
ORN1230-1
F1A-1
ORN1230
ORN4230
SH 46, REFDES J27, NODE 3
5 AMP
3
2
F2A-1
IGNITION
SWITCH
ORN1250-5
10 AMP
SH 10, REFDES K5 / K13_c0 , NODE 86-2
SH 11, REFDES K13, NODE 86
SH 10, REFDES K5 / K13 / K17_c0 , NODE 86-3
SH 11, REFDES K5 / K13 / K17, NODE 86-3
ORN6100-26
SH 26, REFDES S105-7, NODE 1
ORN6100-9
ORN6100
SH 43, REFDES S105-1, NODE 1
SH 35, REFDES S105-2, NODE 1
ORN3111
SH 74, REFDES S101-7, NODE 1
F3A-1
ORN1250-3
2 AMP
ORN1250-11
S3-1
ORN1250-9
F4A-1
RED1210-18
ORN1250-10
J3-1
ORN1250-12
ORN1250-4
1
1
SH 17, REFDES J1-5, NODE A7
YEL2121-5
SH 17, REFDES S9, NODE 1
F6A-1
15 AMP
SH 17, REFDES J11-1, NODE 13
POWER DISTRIBUTIONACCESSORY SWITCHED CIRCUITS
YEL2121-1
F5A-1
15 AMP
GRA2121-4
SH 10, REFDES S54-2 , NODE 1
SH 13, REFDES S51, NODE 1
P3-1
ENG RUN
POWER
INTERUPT
SH 9, REFDES P2 , NODE 1
ORN1910-5
20 AMP
GRA2121-4
ORN1230
RED1210-18
C
12
Schematic - 379 Model Family Electrical
P94-6023
CB1
P2-3
F1A
S51
1
4
0
ORN1910-2
ORN1910-1
ORN3940-1
SH 74, REFDES P8, NODE C
ORN0800
SH 46, REFDES J14, NODE B
YEL2111-2
SH 17, REFDES J1-5, NODE B7
YEL2111-1
SH 17, REFDES J1-5, NODE G8
10 AMP
3
6
2
F2A
ORN1910-5
IGNITION
SWITCH
10 AMP
F3A
GRA2111
10 AMP
SH 12, REFDES F4A-1, NODE 2
SH 17, REFDES J11-1, NODE 16
POWER DISTRIBUTIONCIRCUIT BREAKER-ENGINE / LOW BEAM FEED
F4A
10 AMP
C
13
Schematic - 379 Model Family Electrical
14
C
P94-6023
FIREWALL
7
9
B
3
2B
RIGHT
MIRROR
TURN
YEL2311
B
YEL2312
B1 B1
YEL2322-2
F1 F1
YEL2332-1
P532
D
D
YEL2322
C
C
YEL2332
WHT2400-4
LEFT REAR
TURN
E
E
WHT2400-0
S6-4
YEL2312-3
YEL2311-1
A5
A5
YEL2311-3
WHT2100-1
YEL2311-4
B1
YEL2312-4
B1
A
B
C
RIGHT FRONT
TURN
YEL2312-2
YEL2311-2
P262-1
P246
CAB
HOOD / TRAILER
PRP2980
WHT1500-16
RED0712-5
SH 46, REFDES J27 , NODE 4
BRN2622
SH 39, REFDES S25, NODE 1
ORN2990
18
PRP2980
15
IGNITION PWR
HAZARD INPUT
YEL2311-9
2
TURN LEFT FRONT
YEL2311-15
1
TURN LEFT FRONT
YEL2332-1
9
RED2300-1
3
TURN LEFT PWR
RED2300-3
6
TURN LEFT PWR
TURN LEFT REAR
GRN2990-1
21
SWITCH COMMON
WHT2990-2
20
MODULE GROUND
PRP2310-2
11
LEFT / RIGHT TURN INPUT
MFTS
MODULE 1
21 WAY
ORN2990
SH 11, REFDES F1A-7 , NODE 2
RED2300
SH 10, REFDES F3A-6 , NODE 2
J15
12
SWITCH COMMON
PRP2310-2
2
LEFT / RIGHT TURN INPUT
WHT2990-3
1
S4-4
GROUND
TURN STALK
CONNECTOR
12 WAY
WHT1500-158
S7
G1 G1
RED0712-8
S112-1
GRN2990-6
G5 G5
S8
YEL2311-5
YEL2312-5
S19
S20
YEL2312-8
YEL2312-9
YEL2312-12
J12
S87
8
TURN RIGHT PWR
RED2990
2
MODULE POWER
WHT2990-1
1
MODULE GROUND
YEL2312-9
7
TURN RIGHT FRONT
RED2300-4
YEL2322-2
12
TURN RIGHT REAR
YEL2312-12
10
TURN RIGHT FRONT
RED2300-5
11
TURN RIGHT PWR
MFTS
MODULE
12 WAY
RED2990
SH 10, REFDES F1A-6, NODE 2
RED2300-44
SH 10, REFDES F7A-6, NODE 2
RED0712-5
SH 41, REFDES S76, NODE 1
GRN2990-6
SH 17, REFDES S112, NODE 1
YEL2311-10
SH 46, REFDES J27, NODE 8
YEL2312-10
SH 46, REFDES J27, NODE 9
WHT YEL GRN
TRAILER PLUG
CONNECTOR
WHT9000
LEFT FRONT
TURN
YEL2311-15
YEL2311-8
WHT1500-160
WHT1500-159
A4
A4
YEL2312-1
YEL2312-1
WHT2100-4
WHT2100-3
YEL2311-1
P245
S72
GRN2990-7
WHT2100-2
10
S113
J1
P243
HOOD
P261
C
GRN2990
WHT1500-1
YEL2311-9
JUMPER
E
8
WHT1500-46
S41-12
TRAILER
B
7
S17
CAB
CHASSIS
CONNECTOR
C
S243-1
A
8
WHT1500-17
YEL2311-8
S66
WHT2400-3
D
WHT2400-20
RIGHT REAR
TURN
6
A
4
J11
P537
YEL2322-1
RED0712-6
SH 15, REFDES J4, NODE C
YEL2312-6
YEL2311-6
1
WHT1500-159
S21-2
CHASSIS
HARNESS
YEL2322-7
9
YEL2312-7
F2 F2
YEL2322-7
J6
YEL2311-7
C1 C1
YEL2332-6
1
J2
P521-3
E1 E1
P535
J5
YEL2312-8
A
5B 10
HAZARD
2B SWITCH
SH 15, REFDES J4, NODE B
WHT1500-2
SPARE TURN
J523
SIGNAL
3
BRN2622
P40
1
B
5B
MAIN
GROUND
T5-7
A
1
6
RED0712-7
LEFT
MIRROR
TURN
TRAILER LEFT /
RIGHT TURN
NOTE :
MULTI-FUNCTION TURN STALK ( MFTS )
1
J263
TRAILER
GROUND
TURN SIGNALS / HAZARD LIGHTS
Schematic - 379 Model Family Electrical
15
C
P94-6023
FIREWALL
PRESSURE SWITCH
SH 55, REFDES J591, NODE D15
1
RED2415-1
6
YEL2415-8
BRAKE LAMP
SH 10, REFDES F5A , NODE 2
J12-2
YEL2312-11
YEL2311-11
P595
A
B
C
J4
A
B
C
YEL2312-8
MFTS
MODULE
21 WAY
YEL2415-12
SH 55, REFDES J591, NODE C15
YEL2415-6
T2
YEL2311-8
1
YEL2415-13
T1
SH 55, REFDES J591, NODE C9
STOP LAMP
POWER
RED2415-1
TRAILER
BRAKE
TURN
SIGNAL
MAIN CAB
VORAD
CONNECTOR
SH 14, REFDES S20, NODE 1
SH 14, REFDES S19, NODE 1
SH 67, REFDES P15, NODE B
S5
YEL2415-14
K11
GRN3115-48
30
GRA2415-3
87A
87
S4-20
S21-3
WHT1500-30
85
WHT1500-67
WHT1500-8
WHT1500-60
SH 11, REFDES S31, NODE 1
YEL2415-9
P261-2
P262-2
RED9120-4
RED
87
85
86
R6-1
GRA2415-3
SH 74, REFDES J50-6, NODE 20
GRN3115-48
SH 74, REFDES S102-7 , NODE 1
S41-13
WHT9000-3
TRAILER
BREAK-AWAY
STOPLIGHTS
WHT9000-3
TRAILER
PLUG
CONNECTOR
J263-2
87A
30
YEL2415-10
MAIN CAB
TRAILER
CONNECTOR
WHT1500-61
WHT
J1-3
F1 F1
86
SERVICE
BRAKE
RELAY
NOTE:
MULTI-FUNCTION TURN STALK ( MFTS )
1
TRAILER
GROUND
1
T5-8
MAIN
GROUND
STOP LAMPS
Schematic - 379 Model Family Electrical
9
7
FIREWALL
B
3
2B
A
1
6
SH 17, REFDES S88, NODE 1
B
5B
J530
MARKER LAMP
SWITCH
10
BRN2622-1
YEL2422
J32
1
J33
J37
1
1
6
J15-1
YEL2412-8
10
WHT1500-71
9
YEL2412
8
WHT1500-70
5B 2B 7
RED2100-7
3
RED2100-22
6
WHT1500-69
P45
TURN STALK
CONNECTOR
12 WAY
MIRROR
MARKER
LIGHTS
SH 17, REFDES P48 , NODE 3
GRA2422-8
YEL2412-10
8
YEL2422-19
1
YEL2412-11
1
J522
SH 23, REFDES S26-2 , NODE 1
RIGHT WINDOW
MARKER LAMP
A
4
GRA2412
SPARE
MARKER
LIGHT # 2
SPARE
MARKER
LIGHT # 1
MARKER LAMP FLASH INPUT
MARKER LAMP FLASH
BUTTON ON END
OF STALK
S26
GRA2422-13
S522
LEFT HAND
TAIL / SIDE
MARKER LIGHT
CHASSIS
FIREWALL
CONNECTOR
B
YEL2422-8
YEL2412-12
B2
B2
WHT2400-8
E
E
WHT2400-7
YEL2422-8
A1
A1
YEL2422-7
WHT2400-6
F2
F2
WHT2400-5
YEL2412-6
87A-5
GRA2422-11
30-5
GRA2412
85-5
30
87-5
85
RED2414-4
GRA2422-11
87A
J2-3
S2
S24
RED2414-3
30
WHT1500-400
86
87A
87A
FIREWALL
HOOD
S37
MAIN CAB
YEL2412-9
87
GRA2422-7
85
30
87
85
86
R1-1
YEL2422-3
G4 G4
YEL2422-10
WHT2100-7
A4 A4
WHT2100-6
S89
K2
RIGHT
POLE
YEL2422-6
LEFT
POLE
WHT BLK BRN
P253
P262
1
A2
A2
YEL2412-14
A1
A1
YEL2422-13
P261-1
TRAILER PLUG
CONNECTOR
S298-1
WHT2
S296
3
3
WHT2600
9
9
YEL2412-0
J298-1
WHT1500-38
RED2412-1
30
WHT1500-402
86
TAIL /
MARKER
87A
30
87
85
86
R2-1
P92
S21-4
WHT1500-63
T5-9
S41-14
WHT1500-64
WHT1500-65
1
MAIN
GROUND
YEL2422-15
WHT1500-376
A
B
A
CTR ID
LAMP
RH ID
LAMP
P307
YEL2412-1
B
WHT2600-12
P306
YEL2412-2
A
LH ID
LAMP
WHT2600-13
B
YEL2412-3
P305
WHT2600-14
A
YEL2412-4
YEL2412-5
B
LH CLEARANCE
LAMP
WHT2600-15
WHT2600-16
S299-1
P304
B
A
SH 10, REFDES F6A , NODE 1
YEL2422-9
S4-5
YEL2412-15
S291-2
85
RED2412-1
MAIN CAB ROOF
HARNESS
WHT2600-1
600-17
GRA2422-9
YEL2422
FIREWALL
SH 33, REFDES P312, NODE 1
87
J1-7
J263-1
ROOF
DASH
CONNECT
WHT2600-33
S1
S6
TRAILER
GROUND
YEL2422-9
87A
WHT1500-401
RIGHT
MARKER
WHT9000-1
1
MAIN CAB
S46-9
WHT1500-62
LEFT
MARKER
1
C P246-1 P254
YEL2412-13
B
YEL2422-12
A
YEL2422-11
YEL2422-4
WHT2100-8
YEL2422-2
WHT2100-9
TRAILER
WHT1500-376
FIREWALL
RED2100-9
YEL2422-21
S243-2
YEL2422-5
J1-4
P243-1
C P245-1
SH 10, REFDES F2A-6, NODE 2
CLEARANCE
LIGHTS
S242
B
86
R19-1
RED2414
K1
YEL2412-7
WHT2400-8
P537-2
A
87
86-5
S38
YEL2422-20
E
SEE
SH 47
K19 MARKER LT
FLASH
GRA2422-10
YEL2422-15
S521-1
P521-2
B
RIGHT HAND
TAIL / SIDE
MARKER LIGHT
S46-4
MAIN CAB
B
P532-2
S45
GRA2422-6
RED2100-7
YEL2422-20
P535-2
16
C
P94-6023
P303
RH CLEARANCE
LAMP
MARKER / CLEARANCE LAMPS / LEFT POLE / RIGHT POLE
SH 18, REFDES J2-1, NODE A1
SH 17, REFDES S46, NODE 1
RED2100-9
SH 17, REFDES P48, NODE 10
YEL2422-5
SH 17, REFDES P48, NODE 3
YEL2422-21
SH 46, REFDES J27, NODE 5
Schematic - 379 Model Family Electrical
17
C
P94-6023
NOTE:
7
MULTI-FUNCTION TURN STALK ( MFTS )
9
GROUND
J15-2
SWITCH COMMON
MFTS
MODULE
12 WAY
5
4
12
1
WHT2990-6
4
HDLP DIMMER INPUT
1
HDLP FLASH INPUT
GRN2990-2
2
GRN2990-4
ORN2990-0
3
PRP2145
PRP2145
MFTS
MODULE 1
J12-1
21 WAY
PRP2142
21
HDLP HIGH PWR
18
MODULE GROUND
8
MODULE POWER
20
WHT2990-4
5
HDLP HIGH / LOW
16
PRP2142
IGNITION POWER
SWITCH COMMON
13
WHT2990-5
MODULE GROUND
LOW BEAM OUT
19
HDLP ON / OFF
HIGH BEAM OUT
J11-1
YEL2141
P48
HDLP LOW PWR
YEL2141
YEL2141-1
5B 6
GRN2990-3
9
BRN2622-2
RED2100-3
10
8
YEL2121
YEL2111-4
G8 G8
YEL2111-3
B7 B7
YEL2111-2
YEL2121-3
A7 A7
YEL2121-1
SH 12, REFDES F5A-1, NODE 2
RED2100-8
RED2990-1
SH 10 , REFDES F7A-2 , NODE 1
SH 10 , REFDES F1A-6 , NODE 2
ORN2990-0
SH 11, REFDES F1A-7 , NODE 2
S9
YEL2111-1
MAIN CAB
TURN STALK
CONNECTOR
12 WAY
S6-1
RED2100-5
B4 B4
YEL2121-7
YEL2121-2
YEL2121-5
B
WHT2100-10
YEL2111-2
YEL2111-1
A
A4 A4
HOOD
RED2100-7
7
S88
WHT2100-11
YEL2121-3
C
YEL2111-4
YEL2121-2
B
WHT2100-13
YEL2111-3
WHT2100-12
A
J1-5
3
RED2100-9
SH 16 , REFDES P45 , NODE 2B
P243-2
S243-3
2B 10
YEL2422-5
GRA2422-13
WHT1500-378
8
HEADLAMP SWITCH
GRA2111
A
4
RED2100-0
B
5B
GRA2121-4
A
1
6
FIREWALL
RED2990-1
3
2B
HDLP FLASH INPUT
B
GRA2111
SH 13 , REFDES F3A , NODE 1
GRA2121-4
SH 12 , REFDES F6A-1, NODE 1
SH 13, REFDES F3A , NODE 2
P251
LEFT
HEADLAMP
C
RIGHT
HEADLAMP
P250
SH 13, REFDES F4A , NODE 2
SH 46, REFDES J27 , NODE 6
SH 12, REFDES F6A-1, NODE 2
SH 16, REFDES S89 , NODE 1
YEL2422-5
S33
SH 10, REFDES F4A-6, NODE 2
SH 16, REFDES S89, NODE 1
RED2100-4
RED2100-9
SH 16, REFDES S26, NODE 1
S4-6
WHT1500-73
WHT1500-72
S112
S46
SH 16, REFDES S46-4, NODE 1
WHT1500-376
S45-1
SEE
SH 47
WHT1500-74
GRN2990-5
GRN2990-6
S21-10
T5-10
S41-15
WHT1500-379
SH 14, REFDES S112-1, NODE 1
SH 40, REFDES J15-3, NODE 12
HEADLAMPS
GRN2990-6
GRN2990-5
WHT1500-75
1
MAIN
GROUND
Schematic - 379 Model Family Electrical
C
P94-6023
FIREWALL
SH 52, REFDES S524-2, NODE 1
SH 56, REFDES S521-4 , NODE 1
MATING CONNECTOR: SEE ENGINE FIREWALL
BULKHEAD MATING CONNECTOR
P103 ( PIN 21 ) FOR ALL ENGINES
( SEE SH 75-85 )
BACK-UP
LIGHT
SWITCH
LEFT HAND
TAIL LIGHT
CAB
FIREWALL
BULKHEAD
CONNECTOR
1
ORN3100-8
YEL2960
J50-1
SWITCHED
POWER
ORN1229-21
B
ORN1229-14
A
ORN1229-1
P533
S524
T5-11
P521-4
J2-1
S21-5
S521
YEL2960-1
A
A
YEL2960
YEL2422-16
B
B
YEL2332-4
WHT2400-10
F2 F2
WHT2400-9
YEL2422-14
ORN1229-2
G2 G2
ORN1229-3
C
C
YEL2332-2
YEL2422-14
A1 A1
YEL2422-15
WHT2400-12
E
E
WHT2400-11
YEL2332-2
F1 F1
YEL2332-5
YEL2322-5
D
D
YEL2322-3
YEL2322-3
B1 B1
P535-1
P532-1
CHASSIS
FIREWALL
CONNECTOR
S41-16
S11
WHT1500-20
ORN1229
WHT1500-21
1
SH 16, REFDES J2-3, NODE A1
YEL2322-6
CAB
FIREWALL
CONNECTOR
J11-6
9
YEL2332-5
MFTS
MODULE
21 WAY
J12-5
RIGHT HAND
TAIL LIGHT
YEL2322-6
BACK-UP LIGHT
A
TAIL / SIDE MARKER LIGHT
B
YEL2422-16
LEFT REAR TURN SIGNAL
C
YEL2332-4
GROUND
E
WHT2400-12
RIGHT REAR TURN SIGNAL
D
YEL2322-5
YEL2960-1
P537-1
NOTE:
MULTI-FUNCTION TURN STALK ( MFTS )
BACK-UP LIGHT SWITCH
MAIN
GROUND
SH 11, REFDES F2A-4, NODE 2
12
MFTS
MODULE
12 WAY
18
Schematic - 379 Model Family Electrical
C
P94-6023
FIREWALL
7
9
3
B
2B
1
6
AD / LOAD
LIGHT
A
AD / LOAD
LIGHT
5B
4
8
3
2B
BRN2622-3
YEL2941-14
YEL2941-11
RED0711-1
P42
P20
J20
1
1
YEL2941-16
7
YEL2941-14
8
WHT1500-23
10
9
WHT1500-22
10
YEL2941-12
AD / LOAD LIGHTS
SWITCH
S59
WHT2600-32
WHT2600-35
SH 34, REFDES S291-3 , NODE 1
S58
S295
P92-1
YEL2941-0
6
6
YEL2941-7
WHT2600-0
3
3
WHT2600-4
YEL2941-6
2
2
YEL2941-13
GRA6611-12
7
7
GRA6611-11
A
P308
J2-15
B
A
J1-15
B
A
B
A
RH LAMP
OPTION 2
TO ROOF HARNESS
PART NUMBER P92-6330-000
LOAD LAMPS JUMPER OPTION
CONNECTS TO RH LAMP
OPTION 2 ( P308 )
YEL2941-5
YEL2941-3
B
RH LAMP
OPTION 1
WHT2600-10
WHT2600-7
P301
YEL2941-18
YEL2941-4
A
LH LAMP
OPTION 2
WHT2600-26
WHT2600-9
YEL2941-2
WHT2600-3
ROOF
DASH
CONNECT
B
S41-17
WHT1500-25
S300
P292
T5 - 19
SEE
SH 47
J298-2
B
SH 10, REFDES F7A-3 , NODE 2
S45-3
SH 24, REFDES J298-3 , NODE 7
S292
A
RED0711
WHT1500-24
S297
LH LAMP
OPTION 1
SH 20, REFDES P50-1, NODE D
S28
SH 24, REFDES S299 , NODE 1
P296
YEL2941-17
YEL2941-7
S46-3
TO LOAD LAMP
DAYCAB AD / LOADLIGHTS
MAIN CAB
ROOF HARNESS
SH 20, REFDES P50-1, NODE E
RED0711-3
SH 39, REFDES P27, NODE 1
YEL2941-19
SH 20, REFDES J30 , NODE A
YEL2941-20
SH 20, REFDES J30 , NODE B
1
MAIN
GROUND
19
Schematic - 379 Model Family Electrical
20
C
P94-6023
OPTIONAL
P611-1
9
3
LOAD LAMP
SWITCH 2
DUAL SWITCH
SPST
10
7
GRA2944-1
WHT0710-1
2B
RED0710-0
BACKLIGHT
SPLICE BLOCK
1
J612
GRA2944-15
A
GRA2945-5
B
SLEEPER
LOAD
LAMPS
J613
S613
BRN2624-2
3
GRA2945-5
10
GRA2945-6
7
S612-1
WHT0710-0
P612-1
LOAD LAMP
SWITCH 3
BRN2624-1
GRA2944-15
8
9
J611
S610
BRN2624-0
WHT0710-3
RED0710-11
1
2
DUAL LOAD
LAMP SWITCH
WHT0710-4
8
WHT0710-2
2B
RED0710-10
P50-1
SH 19, REFDES P92-1, NODE 7
YEL2941-17
GRA6611-11
SH 26, REFDES P392, NODE 2
SH 26 , REFDES S384, NODE 1
WHT1130-32
SH 26 , REFDES S388, NODE 1
J291
P309-1
SH 19, REFDES S59 , NODE 1
WHT1130-8
WHT1130-33
D
D
H
H
G
G
A
A
B
B
C
C
E
E
F
F
CAB
SLEEPER
INTERFACE
GRA2941-0
D
D
GRA2941-2
GRA2941-2
M
LOADLIGHT 1 SIGNAL
GRA2944-2
N
N
GRA2944-0
GRA2944-0
S
LOADLIGHT 3 SIGNAL
GRA2945-1
P
P
GRA2945-0
GRA2945-0
L
LOADLIGHT 2 SIGNAL
B
B
E
E
GRA6611-13
GRA6611-13
P381
J388
GRA2941-0
ROOF
SLEEPER
DISCONNECT
MATING CONNECTOR: J342
SLEEPER
LOAD
CENTER
J
SLEEPER
ROOF
DISCONNECT
YEL2945-1
P
LOADLIGHT 3
YEL2941-23
N
LOADLIGHT 1
A
LOADLIGHT 2
YEL2944-1
SEE
SHEET 44
SLEEPER
LOAD CENTER
DISCONNECT
ROOF
SLEEPER
CONNECT
S387
SH 27, REFDES S387-1, NODE 1
WHT1130-34
SH 19, REFDES S58, NODE 1
SH 19, REFDES S58 , NODE 1
YEL2941-19
YEL2941-20
S393
J294
J30
A
A
B
B
GRA2944-2
GRA2945-1
S386
LOAD LIGHT
COILED
LH LOAD
LIGHT FLUSH
WHT1130-16
SLEEPER AD / LOADLIGHTS - 48" / 63" HIGH ROOF
B
P387
RH LOAD
LIGHT FLUSH
SH 26, REFDES S384, NODE 1
A
B
P403
RH LOAD
LAMP BRKT
WHT1130-30
A
YEL2944-3
P386
YEL2944-2
A
WHT1130-17
B
WHT1130-29
P404
YEL2941-24
A
YEL2941-1
B
WHT1130-16
YEL2945-1
SLEEPER
LOAD LAMPS
WHT1130-28
CAB
SLEEPER
LOAD LAMPS
A
B
P398
LH LOAD
LAMP BRKT
SH 26, REFDES S384 , NODE 1
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
9
7
B
3
2B
A
1
6
5B
4
8
P243-3
9
7
8
WHT1500-33
FOG / DR
SWITCH
3
WHT1500-37
6
YEL2951-5
2B 5B
BRN2622-4
10
YEL2951-3
YEL2951-5
RED2951
P13
10
J1-6
S243-4
S6-3
WHT2100-19
A4 A4
S45-4
WHT2100-20
SEE
SH 47
S241
A
P241
YEL2951-4
YEL2951-1
B
WHT2100-18
WHT2100-17
P242
B
A
YEL2951-3
F4 F4
HOOD
MAIN CAB
S4-7
WHT1500-31
SH 10, REFDES S31-1, NODE 1
WHT1500-28
WHT1500-33
RIGHT
FOG / DRIVING
SH 10, REFDES F2A-3 , NODE 2
S21-1
WHT1500-27
LEFT
FOG / DRIVING
RED2951
WHT1500-26
YEL2951-2
T5-12
S46-2
S41-18
WHT1500-32
WHT1500-29
1
MAIN
GROUND
C
21
Schematic - 379 Model Family Electrical
SH 32, REFDES S571, NODE 1
22
C
P94-6023
TRIM PANEL
SH 32, REFDES S572 , NODE 1
B
P586
P573
A
B
P571
1
S584
4
2
6
5
3
RH DOOR
LOCK
SWITCH
GRA6710-7
A
GRA6712-8
LH DOOR
LOCK
SWITCH
BLK6730-7
3
RED6700-2
5
RED6700-1
BLK6730-10
BRN2622-12
6
POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
M
BRN2622-9
2
4
M
GRA6711-2
1
WHT6910-4
REMOTE
KEYLESS
ENTRY
S572-2
P43
J43
S75
P589
SH 31, REFDES S583, NODE 1
SH 31, REFDES S582, NODE 1
J18
GRA6710-10
A
A
BLK6730-10
B
B
BLK6730-1
GRA6711-2
C
C
GRA6711-1
GRA6731-2
D
D
D
D
YEL6732-2
GRA6712-1
C
C
YEL6712-15
GRA6711-1
GRA6711-4
E
E
YEL6712-3
F
F
GRA6731-1
H
H
GRA6731-4
YEL6732-3
G
G
YEL6732-17
A
A
B
B
WHT6750-8
RED6750-0
YEL6712-16
J17-2
S583-2
S585
BRN2622-91
B
B
BRN2622-88
RED6700-4
A
A
RED6700-5
P577
RED6700-5
SH 10, REFDES F5A-6, NODE 2
RED6750-0
SH 10, REFDES F6A-6, NODE 2
CAB HARNESS
J35
S4-16
GRA6710-7
1
1
GRA6710-1
BLK6730-7
2
2
BLK6730-1
GRA6712-8
4
4
GRA6712-1
GRA6732-8
3
3
GRA6732-5
5
5
RH
DOOR LOCK
ACTUATOR
WHT1500-39
BRN2622-92
LH DOOR
HARNESS
CAB HARNESS
( DOOR LOCKS )
S21-19
S15-2
BRN2622-90
BRN2622-93
YEL6732-5
YEL6712-5
J16-2
A
A
C
C
D
D
RH DOOR
HARNESS
BRN2622-89
YEL6732-1
SH 39, REFDES S25, NODE 1
WHT1500-40
BRN2622-90
P576-2
S14
S18
YEL6712-1
CAB HARNESS
WHT1500-41
S41-29
1
CAB DOOR LOCKS
S77
GRA6731-1
CAB HARNESS
( DOOR LOCKS )
P588-2
SH 31, REFDES S583, NODE 1
GRA6732-5
GRA6710-1
LH
DOOR LOCK
ACTUATOR
RED6700-3
P581
4 6 5
GRA6731-2
5 1 3 2 4 6 5 1 3 2
GRA6710-10
2 4 6
1 3
UNLOCK
POSITION 0
WHT6910-12
RH DOOR
LOCK
LH DOOR
LOCK
LOCK
POSITION 1
GRA6732-8
POSITION 2
YEL6732-5
POSITION 0
YEL6712-5
POSITION 1
LOCK
UNLOCK
BRN2622-94
UNLOCK
WHT6910-12
LOCK
DOOR LOCK ACTUATOR
PIN A( - ) / PIN B( + ) RETRACT
PIN A( + ) / PIN B( - ) EXTEND
T5-26
MAIN
GROUND
YEL6732-4
SH 26, REFDES P50-2, NODE G
YEL6712-4
SH 26, REFDES P50-2, NODE H
Schematic - 379 Model Family Electrical
C
P94-6023
J702
RELAY 1
RELAY 2
RELAY 3
RELAY 4
30
4
87
5
GRA6752-2
86
1
85
3
YEL6732
30
9
GRA6732-3
87
10
RED6750-6
RED6750-7
87a 7
WHT6750-3
86
6
GRA6752-3
85
8
WHT6750-6
30
14
RED6750-4
87
15
GRA6753-2
S703
P703
WHT6750-2
86
11
85
13
YEL6712
30
19
GRA6710-12
87
20
RED6750-3
RED6750-2
87a 17
WHT6750-4
86
16
GRA6753-3
85
18
WHT6750-7
30
24
RED6750-9
25
PRP6751
21
85
23
RKE PROGRAM
( GROUND )
1
USED TO PROGRAM
NEW REMOTES
RKE PROGRAM
P701
C
PRP6751
L
P
GRA6752-1
R
GRA2422-2
M
87a 22
86
1
J703
87a 12
87
RELAY 5
RED6750-5
87a 2
S702
K
RED6750-10
H
GRA2422
S704
J
RKE
MODULE
G
WHT6750-1
J704
C
E
NOTE:
MATES TO CONNECTOR
P43, SH 22, WHEN
REMOTE KEYLESS ENTRY
OPTION IS ORDERED.
N
F
S705
YEL6732
S701
GRA6732-1
G
GRA6732-6
D
YEL6712
B
RED6750-8
A
WHT6750-5
F
GRA6710-12
H
GRA6711-3
GRA6753-1
B
RED6750-1
E
GRA6711-3
A
D
GRA2422
S
J701
MAIN
CAB
HARNESS
REMOTE KEYLESS ENTRY RELAY-OPTIONAL
J10
S26-2
GRA2422-2
A
A
B
B
RKE
MARKER
LIGHTS
GRA2422-1
CAB
RKE
INPUT
GRA2422-6
SH 16, REFDES S26, NODE 1
23
Schematic - 379 Model Family Electrical
24
C
P94-6023
ROOF
ALARM
1
P50-3
GROUND
B
DOME LIGHT
C
RED2611-2
DOOR LIGHT SW
A
YEL2640-2
E
SH 43, REFDES J298-5, NODE 7
WHT2600-31
WHT2600-32
LH DOOR
LAMP
SH 19, REFDES J298-2, NODE 7
SH 26, REFDES J298-6 , NODE 7
ANTI-THEFT
DOOR SWITCH
T5-17
WHT1500-42
WHT2600-21
S301
S299
CAB ROOF HARNESS
ROOF DASH CONNECT
P294
GRA6611-15
S294
LH DOOR
JAMB
SWITCH
GRA6611-12
3
GRA6611-4
DOME LIGHT
1
RED2611-1
RED2611-11
GRA6611-1
ANTI-THEFT DOOR SW
2
SLEEPER INTERFACE
S298
WHT2600-29
SH 19 , REFDES S300, NODE 1
DOOR LIGHT SW
P302
GRA6611-3
WHT2600-28
C
GRA6611-24
SH 34 , REFDES P298, NODE 3
A
RED2611-6
SH 34 , REFDES S291-3 , NODE 1
B
WHT2600-24
CTR DOME
LAMP
P295
7
7
GRA6611-24
GRA6611-23
S41-6
WHT2600-20
3
3
WHT2600-18
RED2611-9
1
1
RED2611
RED2611
SH 10, REFDES F6A-3, NODE 2
YEL2640-12
5
5
YEL2619-0
YEL2619-0
SH 25, REFDES S115, NODE 1
YEL2640-1
WHT1500-42
S290
P293
J298-3
P92-2
S291
RH DOOR
LAMP
S293
P300
DOOR LIGHT SW
A
YEL2640-4
DOME LIGHT
C
RED2611-10
GROUND
B
WHT2600-22
RH DOOR
JAMB
SWITCH
ANTI-THEFT DOOR SW
3
GRA6611-2
DOME LIGHT
1
RED2611-17
DOOR LIGHT SW
2
YEL2640-3
P299
YEL2640-11
SH 46, REFDES J27, NODE 2
YEL2640
SH 10, REFDES F5A-5 , NODE 2
DOOR PANEL
LH DOOR
HARNESS
CAB
HARNESS
S16
C
YEL2640-6
P588
C
YEL2640-9
J17
SH 31, REFDES S582, NODE 1
RH DOOR
HARNESS
2
1
YEL2640-10
YEL2640-6
P585
WHT6910-3
YEL2640-10
LH DOOR
LAMP
P575
2
CAB
HARNESS
B
P576
WHT6910-15
1
SH 32, REFDES S571, NODE 1
RH DOOR
LAMP
CAB DOME LIGHT / DOOR LAMPS / DOOR JAMB / ALARM
B
J16
YEL2640-13
1
MAIN
GROUND
Schematic - 379 Model Family Electrical
25
C
P94-6023
P611
FOOTLIGHT
A
B
S611
WHT6950-0
YEL2619-5
P612
FOOTLIGHT
A
B
WHT6950-2
YEL2619-4
S612
C
RED6951
P32
F
YEL2619-2
SH 10, REFDES F5A-5 , NODE 1
YEL2619-0
SH 24, REFDES P92-2, NODE 5
S6-2
WHT6950-1
A A
WHT6950-5
YEL2619-3
B B
YEL2619-1
RED6950-2
C C
RED6952
RED6950-1
E E
RED6950
BRN2622-30
D D
FOOTLIGHT /
POWERPOINT
HARNESS
A
BRN2622-32
CAB FOOTLIGHT /
POWERPOINT
CONNECTOR
S115
SH 10, REFDES F3A-3 , NODE 2
SH 10, REFDES F5A-3, NODE 2
S56-2
BRN2622-163
SH 51, REFDES S45-7 , NODE 1
BRN2622-164
SH 47, REFDES S56, NODE 1
BRN2622-110
SH 46, REFDES S86, NODE 1
WHT1500-45
F
B
RED6951
P4
WHT6951-3
POWER
POINT
( B-PANEL )
P613
A
S4-11
RED6950-2
B
C
WHT6950-3
WHT1500-44
POWER
POINT
P614
CIGAR
LIGHTER
A
RED6950-1
B
BRN2622-30
C
WHT6950-4
S21-14
WHT6951-3
WHT1500-43
P615
WHT1500-48
S41-22
1
CAB FOOTLIGHTS / CIGAR LIGHTER / POWER POINT / B-PANEL POWER POINT
MAIN
GROUND
T5-18
SH 10, REFDES F1A-3 , NODE 2
Schematic - 379 Model Family Electrical
26
C
P94-6023
RH GENERAL
ILLUMINATION LIGHTS
LH BAGGAGE
COMPARTMENT
LIGHT
FLOURSCENT
LAMP
RH BAGGAGE
COMPARTMENT
LIGHT
MAIN SLEEPER
GROUND
1
2
3
P385
1
2
3
1
WHT1130-9
P384
RED2613-5
P392
WHT1130-24
2
RED2613-4
1
WHT1130-15
2
WHT1130-8
1
YEL2640-18
P393
WHT1130-7
A
YEL2640-23
B
YEL2614-1
P297
BLK2614-1
T386
P388
1
RED2613-6
2
WHT1130-14
3
LH GENERAL
ILLUMINATION
LIGHTS
P389
1
WHT1130-31
SH 20, REFDES S387, NODE 1
SH 27, REFDES P397, NODE 2
WHT1130-8
RED2613-7
WHT1130-2
WHT1130-13
WHT1130-16
RED2613-14
WHT1130-2
WHT1130-7
WHT1130-33
SH 20, REFDES P386, NODE B
S384
WHT1130-30
P390
S391
RED2613-8
3
WHT1130-12
2
WHT2613-2
WHT1130-22
WHT2613-0
A
1
RED2613
RED2613-11
B
S388
S389
WHT1130-11
S395
WHT2613-1
S394
2
WHT1130-1
1
RED2613-0
WHT1130-10
YEL2640-18
YEL2614-0
SLEEPER DOOR
LOCK
P396
1
2
3
GRA6611-15
7
J298-6
CAB
ROOF
HARNESS
7
P92-6
P50-2
GRA6611-6
ORN6100-12
YEL6712-4
ORN6100-26
S105-7
J291-2
P309-2
E
GRA6611-10
GRA6611-10
E
E
B
B
ORN6100-11
ORN6100-11
B
B
ORN6100-13
H
H
GRA6732-9
GRA6732-9
H
H
GRA6732-10
G
G
GRA6712-9
GRA6712-9
G
G
GRA6712-10
YEL2614-1
S
S
YEL2614-0
BLK2614-1
R
R
BLK2614-0
SH 22, REFDES S14, NODE 1
YEL6732-4
CAB
SLEEPER
INTERFACE
ROOF
SLEEPER
CONNECT
ROOF
SLEEPER
DISCONNECT
1
3
BLK2614-0
P395
J388-2
E
ORN6100-25
SH 22, REFDES S18, NODE 1
1
BACKLIGHT
GROUND
P381-2
RED2613-15
ORN6100-13
ORN6120-1
SLEEPER
ROOF
DISCONNECT
48" / 63" HIGH ROOF SLEEPER LIGHTS / DOOR LOCK / DOOR JAMB
1
SWITCH
BACKLIGHT
E
J
B
ACC RELAY CONTROL
SLEEPER
LOAD
CENTER
SWITCHED POWER
SEE SHEET 44
LIGHTING BATTERY POWER
SLEEPER
LOAD CENTER
DISCONNECT
1
DASH SWITCH
CONTROL
T385
RH DOOR
JAMB
SWITCH
LH DOOR
JAMB
SWITCH
ROOF
DASH
CONNECT
RED2613-3
2
GRA6732-10
YEL2640-15
RED2613-1
GRA6712-10
YEL2640-14
J387
SH 24, REFDES J298-3, NODE 7
LAMP SWITCH
GROUND
T384
WHT1130-32
A
1
T383
ORN6120-1
B
C
T382
YEL2640-16
READING
LIGHT
SH 12, REFDES F2A-1, NODE 2
OVERHEAD
LIGHT
T381
P400
SH 35, REFDES S105-2, NODE 1
1
2
READING
LIGHT
SH 20, REFDES S387, NODE 1
DOME
LIGHT
P391
P401
WHT1130-11
SH 20, REFDES P398, NODE B
3
S382
S392
SH 20, REFDES S387, NODE 1
2
1
DASH SWITCH
CONTROL
OVERHEAD
LIGHT
SWITCH
Schematic - 379 Model Family Electrical
C
P94-6023
WHT1130-2
SH 26, REFDES S384, NODE 1
WHT1130-34
SH 20, REFDES S387, NODE 1
S388-1
P381-3
SLEEPER
LOAD
CENTER
SEE
SHEET 44
BATTERY POWER
D
RED6954-0
BATTERY POWER
F
RED6420-0
BATTERY POWER
H
RED6953-0
BATTERY POWER
G
RED6930-0
WHT1130-21
MATING CONNECTOR: J342
S387-1
48" / 63" HIGH ROOF SLEEPER POWER ACCESS OUTLETS
P399
P397
2
1
AUX PWR / GND
#2
WHT1130-5
1
WHT1130-4
2
ACC PWR / GND
#3
RED6954-0
1
ACC JACK
#1
WHT1130-2
J385
RED6420-0
1
ACC JACK
#4
WHT1130-0
J386
RED6953-0
RED6930-0
SLEEPER
LOAD
CENTER
DISCONNECT
P405
1
ACC JACK
# 4 GND
P394
1
ACC JACK
# 1 GND
27
Schematic - 379 Model Family Electrical
P383-2
1
2
1
P406-2
P386-2
2
A
B
P387-2
A
B
P404-2
A
B
YEL2945-3
10
LOAD LIGHT
COILED
WHT1130-86
8
YEL2941-31
7
WHT1130-87
J382-2
YEL2941-30
A
WHT1130-76
B
RH LOAD
LIGHT FLUSH
LH LOAD
LIGHT FLUSH
WHT1130-85
C
READING
LIGHT
RED2613-22
F
GRA7213-9
D
HEATER-A / C UNIT
BLOWER MOTOR
RED7300-15
E
BLK7222-1
J381-2
BLU7222-2
4
RED7222-1
3
BLU7222-2
2
BLK7222-1
GRA7211-2
1
GRA7131-7
GRA7212-2
YEL7260-7
J383-2
RED7222-1
GRA7310-2
4
RED7300-13
1
HEATER-A / C
UNIT TEMP
ACTUATOR
HEATER-A / C
CONTROL
ON / OFF
YEL7260-8
5
GRA7213-7
6
GRA7211-2
3
GRA7310-2
2
GRA7213-8
P382-2
GRA7212-2
HEATER-A / C
UNIT BLOWER
RESISTOR
HEATER-A / C
CONTROL
FAN SPEED
C
P94-6023
S385-2
P381-5
S381-2
S389-2
LOAD
CENTER
DISCONNECT
R
YEL7260-9
C
RED7300-14
N
YEL2941-29
P
YEL2945-3
B
ORN6120-5
E
RED2613-27
A
YEL2944-9
F
RED2613-23
S390-2
S386-2
S392-2
S393-2
RED6420-6
D
RED6954-3
H
RED6953-7
G
S382-2
J
ORN6100-20
L
GRA2945-3
K
GRA7260-7
M
GRA2941-4
S
GRA2944-4
WHT1130-75
P390-2
S387-3
J388-5
ROOF
HARNESS
DISCONNECT
RED2613-28
3
WHT1130-72
2
WHT2613-4
1
P391-2
WHT1130-82
S391-2
N
GRA2944-4
WHT2613-5
A
D
GRA2941-4
RED2613-26
B
C
GRA7260-7
WHT1130-81
C
P
GRA2945-3
B
ORN6100-20
YEL2614-3
R
BLK2614-3
A
GRA7131-7
LAMP SWITCH
GROUND
1
BACKLIGHT
GROUND
T383-2
WHT1130-75
WHT1130-82
GRA6732-2
GRA6712-2
WHT1130-81
WHT1130-73
G
1
T382-2
E
H
OVERHEAD
LIGHT
T381-2
WHT2613-6
F
S
DOME
LIGHT
ORN6120-5
1
BACKLIGHT
POWER
T384-2
YEL2614-3
J387-5
1
DASH SWITCH
CONTROL
S384-2
SLEEPER
DOOR
LOCK
B
GRA6712-2
A
GRA6732-2
T385-2
WHT1130-76
WHT1130-80
BLK2614-3
1
DASH SWITCH
CONTROL
WHT1130-79
T386-2
S394-2
YEL2640-26
J385-5
RED6953-7
48" / 63" LOW ROOF SLEEPER
P395-2
2
1
3
RH DOOR
JAMB
SWITCH
P394-2
1
ACC JACK
# 1 GND
P393-2
1
2
P392-2
LH BAGGAGE
COMPARTMENT
LIGHT
2
1
RH BAGGAGE
COMPARTMENT
LIGHT
P401-2
WHT1130-79
3
RED2613-32
1
YEL2640-28
2
LH DOOR
JAMB
SWITCH
WHT1130-89
P396-2
YEL2640-25
A
WHT1130-88
B
RH LOAD
LAMP BRKT
WHT1130-80
P403-2
RED2613-25
A
YEL2640-27
B
LH LOAD
LAMP BRKT
YEL2640-24
P398-2
RED2613-31
1
YEL2944-10
2
WHT1130-84
P399-2
YEL2944-8
2
AUX PWR / GND ACC PWR / GND
#2
#3
WHT1130-71
1
RED6420-6
P397-2
WHT1130-83
S395-2
WHT1130-77
1
RED6954-3
ACC JACK
#1
WHT1130-74
2
1
READING
LIGHT
1
MAIN SLEEPER
GROUND
OVERHEAD
LIGHT
SWITCH
28
Schematic - 379 Model Family Electrical
P410
LIGHT STORE
COMPARTMENT
1
3
2
RH GENERAL
ILLUMINATION LIGHTS
P385-1
2
1
LH LOAD
LIGHT 1
P386-1
A
B
RH LOAD
LIGHT 1
P387-1
A
B
LOAD LIGHT
3
P404-1
A
B
YEL2945-2
2
WHT1130-56
1
YEL2941-28
HEATER-A / C UNIT
BLOWER MOTOR
P383-1
WHT1130-48
10
YEL2941-26
8
WHT1130-60
7
RED2613-9
J382-1
WHT1130-63
A
YEL2640-32
B
WHT1130-57
C
GRA7213-5
F
RED7300-12
D
BLK7222-0
E
BLU7222-0
J381-1
4
RED7222-0
3
BLK7222-0
YEL7260-4
2
BLU7222-0
GRA7211-0
1
RED7222-0
GRA7212-0
J383-1
YEL7260-6
GRA7213-0
4
RED7300-10
1
GRA7131-10
5
HEATER-A / C
UNIT TEMP
ACTUATOR
HEATER-A / C
CONTROL
ON / OFF
GRA7213-6
6
GRA7211-0
3
GRA7212-0
2
GRA7310-0
P382-1
GRA7310-0
HEATER-A / C
UNIT BLOWER
RESISTOR
HEATER-A / C
CONTROL
FAN SPEED
29
C
P94-6023
P408
ORN6120-4
1
CIGAR
LIGHTER
BACKLIGHT
S385-1
P406
S381-1
P381-4
R
C
S390-1
RED7300-11
N
3
S389-1
YEL7260-5
S386-1
YEL2941-25
P
1
YEL2640-30
2
S396-1
P388-1
S392-1
E
RED2613-19
A
YEL2944-5
F
RED6420-4
D
S393-1
S383-1
RED2613-18
2
WHT1130-40
1
RED6954-2
H
P389-1
RED6953-6
RED6930
J
ORN6100-19
L
GRAY2945-0
K
GRAY7260-0
M
GRAY2941-0
S
GRAY2944-0
RED2613-13
S384-1
WHT1130-41
WHT1130-47
G
S387-2
LH GENERAL
ILLUMINATION
LIGHTS
2
1
P390-1
RED2613-21
1
WHT1130-64
2
J388-4
LIGHT OVHD
GEN ILLUM
P391-1
N
GRAY2944-0
D
GRAY2941-0
C
GRAY7260-0
P
GRAY2945-0
B
ORN6100-19
WHT2613-3
RED2613-16
WHT1130-65
WHT1130-58
ROOF
HARNESS
DISCONNECT
SWITCH BAG
COMPARTMENT
LIGHT BUNK
RED2613-17
YEL2945-2
B
LOAD
CENTER
DISCONNECT
RED2613-10
YEL2614-2
R
BLK2614-2
A
GRA7131-10
GRA6732-13
G
GRA6712-13
2B
ORN6120-7
9
WHT1130-45
S382-1
H
LIGHT OVHD
FLUORESCENT
J391
RED6953-9
RED6953-4
E
B
C
F
S
A
WHT1130-67
RED6953-4
RED6953-5
10
7
9
3
B
2B
J391 REF / FAN
SWITCH
8
1
6
A
5B
7
4
3
8
10
J389
S388-2
J387-1
SLEEPER
DOOR
LOCK
B
GRA6712-13
A
GRA6732-13
WHT2613-3
S395-1
YEL2640-33
J386-1
12V
OUTLET TV
1
7
ORN6120-6
9
YEL2614-2
1
BLK2614-2
3
WHT1130-106
RED6930
7
2B
WHT1130-68
J385-1
8
P409
AUX PWR / GND
#2
70" SLEEPER
VCR
GN
12V OUTLET
VCR
LH LOAD
LAMP 2
BUNK
END
TRAY
RH LOAD
LAMP 2
SWITCH BAG
COMPARTMENT
LIGHT DOOR
JAMB LH
P395-1
2
1
3
SWITCH BAG
COMPARTMENT
LIGHT DOOR
JAMB RH
P405-1
1
TV
GRD
P394-1
1
CIGAR
LIGHTER
GROUND
P393-1
1
2
LH BAGGAGE
COMPARTMENT
LIGHT
P392-1
2
1
RH BAGGAGE
COMPARTMENT
LIGHT
J392
4
1
RED6953-3
3
WHT1130-70
1
YEL2640-31
2
WHT1130-49
P396-1
WHT1130-66
A
WHT1130-52
B
YEL2640-35
P403-1
RED2613-12
1
YEL2640-36
2
WHT1130-59
P402-1
YEL2640-34
A
RED2613-20
B
YEL2944-7
P398-1
WHT1130-53
1
RED6420-5
J390
WHT1130-54
1
YEL2944-6
P407
RED6420-7
2
WHT1130-55
1
WHT1130-62
P397-1
RED6954-2
RED6953-2
WHT1130-69
1
S397
2
3
DIGITAL
CLOCK
RED6953-5
B
WHT1130-42
A
REF / FAN
T386-4
WHT1130-61
1
A
1
6
4
10
MAIN SLEEPER
GROUND
B
2B
5B
S394-1
CIGAR
LIGHTER
PWR
9
3
SWITCH OVHD
FLUORESCENT
LIGHT
10
Schematic - 379 Model Family Electrical
A
J382-3
7
8
10
P383-3
1
2
B
LOAD LIGHT
COILED
RH LOAD
LIGHT FLUSH
P387-3
A
B
P404-3
A
B
YEL2945-4
B
A
WHT1130-99
C
RED7300-18
F
GRA7213-12
D
BLU7222-3
E
BLK7222-3
J381-3
RED7222-3
4
BLK7222-3
3
BLU7222-3
2
GRA7131-8
1
RED7222-3
YEL7260-10
J383-3
YEL7260-12
GRA7310-3
GRA7212-3
4
RED7300-16
1
GRA7310-3
5
GRA7213-10
6
GRA7212-3
3
GRA7211-3
2
GRA7211-3
P382-3
GRA7213-11
P386-3
YEL2941-33
LH LOAD
LIGHT FLUSH
HEATER-A / C UNIT
BLOWER MOTOR
WHT1130-95
HEATER-A / C
UNIT TEMP
ACTUATOR
YEL2941-27
HEATER-A / C
CONTROL
ON / OFF
HEATER-A / C
UNIT BLOWER
RESISTOR
WHT1130-105
HEATER-A / C
CONTROL
FAN SPEED
C
P94-6023
S385-3
S381-3
P381-6
R
C
YEL7260-11
S390-3
RED7300-17
N
YEL2941-32
P
YEL2945-4
S386-3
B
LOAD
CENTER
DISCONNECT
S392-3
E
RED2613-30
A
YEL2944-11
S393-3
F
D
H
RED6954-4
S389-3
RED6953-8
RED2613-36
G
J
ORN6100-21
L
GRA2945-10
K
GRA7260-10
M
GRA2941-10
S
P390-3
S387-4
RED2613-38
3
WHT1130-94
2
DOME
LIGHT
GRA2944-10
1
N
GRA2944-10
D
GRA2941-10
C
P
ROOF
HARNESS
DISCONNECT
B
WHT1130-100
J388-6
GRA7260-10
GRA2945-10
P391-3
ORN6100-21
F
S
WHT2613-8
R
A
RED2613-37
B
WHT2613-8
A
WHT1130-190
C
OVERHEAD
LIGHT
GRA7131-8
E
H
GRA6732-11
G
GRA6712-11
S384-3
T386-3
WHT1130-101
J387-2
SLEEPER
DOOR
LOCK
B
GRA6712-11
A
GRA6732-11
YEL2640-38
S394-3
J385-2
RED6953-8
2
1
3
RH DOOR
JAMB
SWITCH
P394-3
1
ACC JACK
# 1 GND
P393-3
1
2
LH BAGGAGE
COMPARTMENT
LIGHT
P392-3
2
1
RH BAGGAGE
COMPARTMENT
LIGHT
P401-3
WHT1130-191
P395-3
RED2613-34
3
YEL2640-40
1
WHT1130-96
2
LH DOOR
JAMB
SWITCH
YEL2640-37
P396-3
WHT1130-97
B
RED2613-29
A
RH LOAD
LAMP BRKT
WHT1130-103
P403-3
YEL2640-39
B
YEL2640-29
A
LH LOAD
LAMP BRKT
RED2613-35
P398-3
WHT1130-98
2
YEL2944-4
1
AUX PWR / GND
#2
YEL2944-12
P397-3
36" SLEEPER
WHT1130-102
S395-3
WHT1130-104
1
RED6954-4
ACC JACK
#1
1
2
READING
LIGHT
1
MAIN SLEEPER
GROUND
30
Schematic - 379 Model Family Electrical
P94-6023
31
C
SH 22, REFDES S583-2, NODE 1
SH 22, REFDES P581, NODE 1
WINDOW SWITCH
POSITION 1
POSITION 0
TRIM PANEL
WINDOW SWITCH
POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
POSITION 2
POSITION 0
POSITION 1
MAIN
GROUND
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
M
2
6
WHT1500-50
SH 32, REFDES P39, NODE 3
SEE
SH 47
J581
S581
P35
GRA6912-11
1
1
GRA6912-12
SH 32, REFDES P39, NODE 1
BLK6912-1
2
2
BLK6912-6
SH 32, REFDES P39, NODE 2
LH
WINDOW
LIFT
CAB HARNESS
( WINDOW )
WHT6910-7
S583
T5-24
P582
GRA6912-11
3
BLK6912-1
5
ORN6912-3
4
ORN6912-2
1
WHT6910-1
BRN2622-5
P583
BRN2622-6
4
BRN2622-12
2
RH PWR
WINDOW
SWITCH
BRN2622-92
3
ORN6911-1
1
WHT6910-0
5
GRA6911-4
P587
BLK6911-3
A
GRA6911-4
1
B
BLK6911-3
LH WINDOW
MOTOR
LH PWR
WINDOW
SWITCH
S582
P38
1
1
ORN6912
WHT6910-5
2
2
WHT6910-6
ORN6911-1
3
3
ORN6911
LH
DOOR
HARNESS
WHT6910-4
WHT6910-3
J582
ORN6912-1
SH 22, REFDES P581, NODE 4
LH DOOR ELECTRIC WINDOW LIFT
SH 11, REFDES F4A-4 , NODE 2
SEE SH 47
J17-1
S15
BRN2622-10
B
LH DOOR
HARNESS
S41-27
WHT1500-49
CAB HARNESS
P588-1
SH 24, REFDES P585, NODE 1
SH 11, REFDES F6A-4 , NODE 2
S21-6
B
BRN2622-11
BRN2622-13
SH 32, REFDES J16-1, NODE A
BRN2622-28
SH 39, REFDES S25, NODE 1
CAB HARNESS
Schematic - 379 Model Family Electrical
C
P94-6023
WINDOW SWITCH
POSITION 1
POSITION 0
POSITION 2
TRIM PANEL
RH WINDOW
MOTOR
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
A
BRN2622-13
CAB
HARNESS
SH 31, REFDES P35, NODE 1
SH 31, REFDES P35, NODE 2
GRA6912-12
WHT6910-7
3
5
BLK6912-4
BLK6912-5
GRA6912-7
GRA6912-4
4
WHT6910-14
BRN2622-7
BLK6912-4
2
RH PWR
WINDOW
SWITCH
BRN2622-8
SEE SH 47
BRN2622-94
J571
1
1
2
2
3
3
GRA6912-7
BLK6912-5
S571
WHT6910-13
RH
WINDOW
LIFT
WHT6910-15
CAB HARNESS
( WINDOW )
SH 24, REFDES P575 , NODE 1
RH DOOR ELECTRIC WINDOW LIFT
6
RH
DOOR
HARNESS
BRN2622-94
BLK6912-6
1
S572
A
P39
SH 31, REFDES S21-6 , NODE 1
P572
WHT6910-12
SH 22, REFDES S572-2, NODE 1
A
P576-1
J16-1
SH 31, REFDES S15, NODE 1
B
GRA6912-4
M
P574
SH 22, REFDES P571, NODE 4
32
Schematic - 379 Model Family Electrical
C
P94-6023
1
MAIN
GROUND
WHT1500-78
T5-14
SH 41, REFDES S17-1, NODE 1
S17-2
S6-10
WHT1500-54
S4-8
S21-11
WHT1500-52
WHT1500-53
S41-19
WHT1500-77
WHT1500-76
WHT5920-37
SH 11, REFDES F7A-5, NODE 1
ORN5920
S30
S36
J25
P312
1
1
M
1
J38
F
K
A
M
G
B
L
D
H
C
J49
1
J48
GRA5927-1
E
GRA5928-1
J
BLK5926-1
YEL5921-2
J19
BLK5926-1
1
MIRROR
HEAT
GRA5928-1
J29
GRA5927-1
1
YEL5921-1
GRA5922-1
J44
GRN0850-1
1
WHT5920-39
J45
ORN5920-2
1
ORN5920-1
J46
ORN0850-1
CAB LEFT
MIRROR
ROOF
LH MIRROR
GROUND
GRA5921-1
J21
J583
BLK5925-1
A
A
GRA5923-2
B
B
GRA5923-2
BLK5925-1
WHT2600-34
WHT5920-38
C
C
LH DOOR
HARNESS
GRA5922-1
CAB LH
MIRROR SWITCH
GRN0850-1
ORN0850-1
S23
J47
1
1
MIRROR POWER
MODULE
MIRROR
HEAT
M
M
M
LH MIRROR
WHT2600-33
WHT5920-10
GRN0850-0
ORN0850-0
RH MIRROR
K18
MIRROR
HEAT
87A
SH 11, REFDES F3A-4, NODE 2
P584
3
2
S78
ORN5921
87A
ORN5921-1
30
GRA5921-1
85
30
YEL5921-3
87
85
ORN5921-2
86
87
86
1
MIRROR
SWITCH
SH 16, REFDES S299-1, NODE 1
MIRRORS - STANDARD / MOTORIZED / HEATED & MIRROR CONTROL
R18-1
33
Schematic - 379 Model Family Electrical
C
P94-6023
ROOF
3
1
WHT2600-29
RED6291-0
CB
RADIO
P298
2
SH 24, REFDES S298, NODE 1
P92-4
J298-4
SH 24, REFDES S298, NODE 1
SH 19, REFDES S292, NODE 1
CB RADIO
S291-3
WHT2600-28
WHT2600-35
RED6291-0
WHT2600-27
ROOF
DASH
CONNECT
4
4
3
3
RED6291
WHT2600-30
CAB ROOF
HARNESS
SH 10, REFDES F4A-3, NODE 2
S41-24
WHT1500-79
1
T5-21
MAIN
GROUND
34
Schematic - 379 Model Family Electrical
C
P94-6023
DASH
NOTE:
RADIO CONNECTOR P541 IS NOT
DOUBLE TERMINATED. THE
DOUBLE CIRCUITS ARE DRAWN
TO EASILY ACCOMODATE
THE DIFFERENT RADIO
CHOICES TO SHOW HOW
THE SPEAKERS ROUTE BACK TO
THE DASH RADIO.
RADIO
P542
2
3
P541
6
3
2
10
9
16
15
1
6
4
7
8
5
12
11
14
13
BLK6111-8
YEL6113-8
YEL6111-8
WHT6100-2
BLK6113-8
RED6191-0
ORN6100-10
BRN2622-20
SH 37, REFDES J542 , NODE A
RADIO 1
BLK6123-15
BLK6123
YEL6123-15
YEL6123
BLK6121-15
BLK6121
YEL6121-15
YEL6121
RED6100
BLU6190-3
GRN6190-3
RADIO 2
SH 37, REFDES J542 , NODE B
ORN6100-18
SH 43, REFDES S105-1, NODE 1
SH 37, REFDES J542 , NODE C
S105-2
ORN6100
SH 12, REFDES F2A-1, NODE 2
SH 36, REFDES P544-1 , NODE A
ORN6100-25
SH 37, REFDES P544 , NODE A
SH 26, REFDES S105-7, NODE 1
SH 36, REFDES P544-1 , NODE B
SH 37, REFDES P544 , NODE B
SH 36, REFDES P544-1 , NODE C
P543
SH 37, REFDES P544 , NODE C
SH 36, REFDES P544-1 , NODE D
SH 37, REFDES P544 , NODE D
SH 37, REFDES J541 , NODE A
SH 37, REFDES J541 , NODE B
SH 37, REFDES J541 , NODE C
SH 37, REFDES J541 , NODE D
BLK6113-10
BLK6113
YEL6113
BLK6111
YEL6111
B
B
RED6100-1
C
C
ORN6100-3
BRN2622-20
D
D
BRN2622-21
WHT6100-2
A
A
WHT6100-3
SH 10, REFDES F2A-5, NODE 2
SH 39, REFDES S25, NODE 1
WHT6100-4
S6-6
S541
RADIO
POWER
S542
S543
S544
CAB
RADIO
POWER
WHT1500-80
SH 36, REFDES J541-1 , NODE A
J80
RED6191-0
ORN6100-10
S4-13
SH 36, REFDES J541-1 , NODE B
SH 36, REFDES P545 , NODE B
SH 36, REFDES P545 , NODE C
SH 36, REFDES J541-1 , NODE C
SH 36, REFDES P545 , NODE D
YEL6113-10
YEL6113-0
BLK6111-0
BLK6111-10
S21-16
YEL6111-0
YEL6111-10
WHT1500-82
SH 36, REFDES J541-1 , NODE D
BLK6113-0
WHT1500-81
SH 36, REFDES P545 , NODE A
WHT1500-83
S41-25
1
T5-22
MAIN
GROUND
DASH RADIO
SH 37, REFDES J100, NODE A
35
Schematic - 379 Model Family Electrical
P544-1
SH 35, REFDES P541, NODE 10
SH 35, REFDES P541, NODE 9
SH 35, REFDES P541, NODE 16
SH 35, REFDES P541, NODE 15
BLK6123-15
A
J553
J551
A
BLK6123-0
B
B
BLK6121-15
C
C
BLK6121-0
YEL6121-15
D
D
YEL6121-0
YEL6123-15
REAR
SPKRS
YEL6123-0
A
B
B
C
C
D
D
E
E
J541-1
SH 35, REFDES S542 , NODE 1
SH 35, REFDES S541, NODE 1
SH 35, REFDES S544, NODE 1
SH 35, REFDES S543, NODE 1
YEL6113-10
P563-2
A
ROOF
SLEEPER
DISCONNECT
P94-6023
BLK6123-9
SH 38, REFDES P563, NODE A
YEL6123-9
SH 38, REFDES P563, NODE B
BLK6121-9
SH 38, REFDES P563, NODE C
YEL6121-9
SH 38, REFDES P563, NODE D
SLPR
DISCONNECT
P552
P551
B
B
YEL6111-1
BLK6111-1
BLK6113-10
A
A
YEL6111-10
D
D
BLK6113-1
BLK6111-10
C
C
YEL6113-1
YEL6113-1
BLK6113-1
B
A
RH
HEADLINER
SPKR
HEADLINER
SPKR
P554
YEL6111-1
BLK6111-1
B
A
LH
HEADLINER
SPKR
P545
SH 35, REFDES S543, NODE 1
SH 35, REFDES S544, NODE 1
SH 35, REFDES S541, NODE 1
SH 35, REFDES S542, NODE 1
J552
BLK6111-0
C
C
YEL6111-0
D
BLK6113-0
A
YEL6113-0
B
P555
YEL6113-2
BLK6111-2
D
BLK6113-2
YEL6111-2
A
BLK6111-2
B
YEL6111-2
A
B
LH MID
BASS
SPKR
MID-BASS
SPKRS
P553
BLK6113-2
YEL6113-2
A
B
RH MID
BASS
SPKR
CAB ROOF SPEAKERS - CONCERT CLASS / CONCERT CLASS PREMIUM
C
36
Schematic - 379 Model Family Electrical
B
A
P552-1
B
A
A
B
BLK6113-6
C
YEL6113-5
P559
BLK6113-5
B
RH
HEADLINER
TWEETER
RH
HEADLINER
SPKR
YEL6113-6
A
BLK6111-6
YEL6113-7
P554-1
LH
HEADLINER
TWEETER
YEL6111-5
B
BLK6111-4
A
BLK6113-7
P553-1
B
YEL6111-7
A
BLK6111-5
P555-1
LH
HEADLINER
SPKR
RH MID
BASS
SPKR
YEL6111-6
LH MID
BASS
SPKR
37
C
P94-6023
P560
C
P558
BLK6113-4
S554
S551
S552
P563-1
SEE SH 38
FOR SLEEPER
CONNECTIONS
F6
YEL6113-4
S553
J553-1
F7
YEL6111-4
E15
BLK61111-5
E16
YEL6113-7
F2
BLK6113-7
F3
A
A
BLK6123-1
BLK6123-1
F13
B
B
YEL6123-1
YEL6123-1
F14
C
C
BLK6121-1
BLK6121-1
F16
D
D
YEL6121-1
YEL6121-1
F15
E
E
BLK6125-0
BLK6125-0
F10
F
F
YEL6125-0
YEL6125-0
F11
G
G
BLK6125-1
BLK6125-1
F4
H
H
YEL6125-1
YEL6125-1
F5
J
J
K
K
BLU6140-0
L
L
GRN6140-0
M
M
N
N
BLK6123-2
P
P
YEL6123-2
R
R
BLK6121-2
S
S
YEL6121-2
SLPR
DISCONNECT
S558
S559
S555
S557
S556
ROOF
SLEEPER
DISCONNECT
BLK6123-4
E4
YEL6123-4
E5
BLK6121-3
E7
YEL6121-4
E6
BLU6140-1
E10
RED6100-0
F8
BLK6113-3
F1
YEL6113-3
E1
BLK6111-3
E3
YEL6111-3
E2
F12
F9
S560
SH 35, REFDES S543, NODE 1
SH 35, REFDES S542, NODE 1
SH 35, REFDES S541, NODE 1
SH 35, REFDES P542, NODE 6
SH 35, REFDES P542, NODE 3
SH 35, REFDES P542, NODE 2
SH 35, REFDES P541, NODE 15
SH 35, REFDES P541, NODE 16
CAB ROOF SPEAKERS- CONCERT CLASS EHD
SH 35, REFDES P541, NODE 9
SH 35, REFDES P541, NODE 10
SH 35, REFDES S6-6 , NODE 1
SH 10, REFDES F4A-5 , NODE 2
REAR
SPKRS
D
B
A
C
B
A
WHT6140-2
J551-1
P544
AMP
POWER
RED6140-3
BLK6123-3
YEL6123-3
BLK6121-4
C
D
A
B
P557
A
B
J100
RED6140
P556
J542
E9
RED6140-1
E12
WHT6140-0
E8
BLK6111-5
E14
YEL6111-7
E13
RED6140-2
E11
8 CHANNEL
AMP
WHT6100-4
A
BLK6123
D
B
YEL6123
C
YEL6121-3
GRN6140-0
BLU6140-2
B
C
BLK6121
A
D
YEL6121
RSA /
AMP SENSE
RED6100
J541
GRN6190-3
P551-1
BLU6190-3
RED6100-0
BLK6113-3
A
A
BLK6113
B
B
YEL6113
SH 35, REFDES S544, NODE 1
C
C
BLK6111
DASH
D
D
YEL6111
HEADLINER
SPKRS
YEL6113-3
YEL6111-3
ROOF
BLK6111-3
S569
WHT6140-1
ROOF
DASH
Schematic - 379 Model Family Electrical
( PREMIUM SOUND ONLY )
D
E
F
YEL6123-7
RED6191-2
C
BLK6123-5
B
WHT6100-0
A
BLK6121-5
P564
YEL6121-5
PREMIUM
SUB
G
H
J562
B6
C
P94-6023
WHT6100-0
WHT6100-1
WHT6100-1
B7
S565
A8
ORN6100-14
B8
ORN6100-15
P565
A
RED6191-2
B
ORN6100-16
C
PWR / GND
D
B1
A6
B2
B3
B4
P562
A7
A5
S561
GRN6190-0
B5
BLU6190-0
A1
BLK6123-8
A2
YEL6123-8
A3
BLK6121-8
A4
YEL6121-8
S562
BLK6121-7
A
YEL6121-6
B
LH SPKR
P561
S563
REAR SEAT
AUDIO
S564
BLK6123-7
A
YEL6123-6
B
RH SPKR
( EHD ONLY )
J561
YEL6125-2
A
BLK6125-2
B
YEL6125-3
C
BLK6125-3
D
SH 36, REFDES P563-2, NODE C
SH 36, REFDES P563-2, NODE B
YEL6123-9
SH 36, REFDES P563-2, NODE A
RADIO- 48" / 63" / 70" SLEEPER
BLK6121-8
YEL6123-8
BLK6123-8
BLU6190-0
GRN6190-0
BLK6121-6
YEL6121-7
BLK6123-6
YEL6123-5
YEL6125-2
BLK6125-2
YEL6125-3
BLK6125-3
J553-2
YEL6121-8
BLK6123-9
S
R
P
N
M
K
L
J
C
D
A
B
H
G
F
E
S
R
P
N
M
K
L
J
C
D
A
B
H
G
F
E
( EHD ONLY )
SH 36, REFDES P563-2, NODE D
YEL6121-9
BLK6121-9
P563
PLATINUM
SUB
NOTE:
SLPR
DISCONNECT
ROOF
SLEEPER
DISCONNECT
SLEEPER DISCONNECT P563 IS
NOT DOUBLE TERMINATED. THE
DOUBLE CIRCUITS ARE DRAWN
TO EASILY ACCOMODATE
THE DIFFERENT RADIO
CHOICES TO SHOW THE
SLEEPER ROUTINGS.
38
Schematic - 379 Model Family Electrical
C
P94-6023
SH 31, REFDES S15, NODE 1
SH 14, REFDES P40, NODE 9
SH 50, REFDES S39, NODE 1
SH 35, REFDES J80 , NODE D
SH 22, REFDES S15-2, NODE 1
SH 67, REFDES P15, NODE M
CLOCK
P26
CLOCK
POWER
BRN2622-98
BRN2622-28
1
2
WHT1500-90
SH 42, REFDES P44, NODE 8
1
BRN2622-15
CLOCK
BACKLIGHT
RED0711-3
CLOCK
P27
S25
BRN2622
BRN2622-72
BRN2622-21
BRN2622-90
BRN2622-71
SEE
SH 47
T5-15
SH 19, REFDES S28, NODE 1
S41-7
WHT1500-91
1
MAIN
GROUND
39
Schematic - 379 Model Family Electrical
40
C
P94-6023
WIPER PARK INPUT
WIPER LOW SPEED INPUT
GROUND
SWITCH COMMON
9
8
3
7
1
12
PRP5911-1
WHT2990-9
TURN STALK
CONNECTOR
12 WAY
GRN2990-5
WIPER HIGH SPEED INPUT
J15-3
WASHER INPUT
MFTS
MODULE
12 WAY
GRA5912-3
WIPER LOW OUT
9
PRP5913-1
MODULE POWER
2
PRP5917-1
MODULE GROUND
1
RED2990-2
J12-3
GRA5911-0
MFTS
MODULE 1
21 WAY
WHT2990-8
SPARE
14
PRP5917-1
WASHER PUMP PWR
4
RED5910-1
IGNITION PWR
18
ORN2990-1
WASHER OUTPUT
10
PRP5911-1
WIPER LOW SPEED INPUT
7
GRA5913-2
12
PRP5913-1
MODULE GROUND
20
WHT2990-7
J11-5
WASHER INPUT
FIREWALL
SH 11, REFDESF1A-7, NODE 2
ORN2990-1
SH 17, REFDES S112, NODE 1
SH 10, REFDES F1A-6, NODE 2
RED2990-2
4
A4 A4
WHT2100-5
7
7
GRA5913-0
E4 E4
GRA5913-2
GRA5911-8
8
8
GRA5911-7
C7 C7
GRA5911-9
2
RED5910-7
9
9
RED5910-6
C6 C6
RED5910-8
10
10
GRA5917-0
C5 C5
GRA5917-2
GRA5912-1
11
11
GRA5912-0
C4 C4
3
HOOD
CONNECTOR
FIREWALL
BULKHEAD
S111
GRA5912-2
CAB HOOD
FIREWALL CONNECTOR
SH 11, REFDES F2A-7 , NODE 2
ORN5910-10
S110
WHT1500-92
GRA5917-1
4
WHT2100-14
GRA5917-1
GRA5912-1
GRA5911-8
1
WHT2100-15
K7
P276
WIPER
MOTOR
WIPER
ON / OFF
GRA5917-2
87A-1
GRA5911-1
86-1
RED5910-2
85-1
30
87
RED5910-3
87-1
85
86
87A
30-1
GRA5912-4
S4-9
BLK5917-1
6
S6-7
4
GRA5913-1
D5
WASHER
PUMP
5
RED5910-7
WHT2100-22
WHT2100-21
GRA5913-1
2
J1-9
WHT2100-16
FIREWALL
CONNECTOR
1
P243-6
S243
S273
K8
30-3
S81
WHT1500-93
P273
P259-2
GRA5911-3
J271-1
R7-1
WIPER
HI / LO
87A
GRA5912-5
86-3
RED5910-4
85-3
30
87
GRA5911-9
87A-3
85
86
GRA5912-2
87-3
R8-1
T5-31
S41-20
WHT1500-94
WHT1500-95
S21-12
WIPER / WASHER
NOTE:
MULTI-FUNCTION TURN STALK ( MFTS )
1
MAIN
GROUND
Schematic - 379 Model Family Electrical
C
P94-6023
FIREWALL
A
GRA5971-0
WHT1500-54
B
WHT1500-55
P10
SH 33, REFDES S17-2, NODE 1
WHT1500-54
HORN
PWR / GND
K4
S17-1
RED0712-2
87A-1
S76
P275
P259-1
J271
WHT2100-26
4
4
B
YEL5971-2
3
3
FIREWALL
HOOD
CONNECTOR
GRA5971-0
86-1
YEL5971-0
87-1
RED0712-4
30-1
87
85
86
R4-1
J1-8
WHT2100-25
WHT2100-24
YEL5971-1
HOOD
FIREWALL
CONNECTOR
A4 A4
D4 D4
FIREWALL
BULKHEAD
WHT2100-23
YEL5971-0
CAB HOOD
FIREWALL CONNECTOR
WHT1500-100
SH 10, REFDES F4A1-7, NODE 1
RED0712-3
SH 14, REFDES P40, NODE 2B
RED0712-5
S4-2
WHT1500-96
S6-8
ELECTRIC HORN
87A
30
S243-5
A
ELECTRIC
HORN
P243-5
HORN
85-1
S21-7
WHT1500-97
S41-8
WHT1500-98
WHT1500-99
1
T5-4
MAIN
GROUND
41
Schematic - 379 Model Family Electrical
42
C
P94-6023
4
MAIN
GROUND
T5-16
1
WHT1500-105
F
BUNK BLOWER-HIGH SPEED
G
BUNK BLOWER-LOW SPEED
E
3
GRA7211-10
D
1
GRA7213-15
H
BUNK AIR CONDITIONER
C
COMBO HEATER / A / C BLOWER
B
2
GRA7212-4
A
GRA7213-14
WHT7210-1
P99
2
GRA7310-5
9
GRA7212-4
16
GRA7213-13
13
GRA7211-4
1
WHT7210-1
14
WHT7110-44
8
WHT7110-55
12
GRA7223-1
15
ORN7110-6
11
WHT7110-1
J36
GRA7310-5
BUNK BLOWER-HIGH SPEED
COMBO HEATER / A / C BLOWER
P670
BUNK AIR CONDITIONER
2
BUNK BLOWER-LOW SPEED
9
BUNK BLOWER-HIGH SPEED
16
BLOWER GROUND SIGNAL
13
HVAC GROUND
BLOWER GROUND SIGNAL
1
HVAC GROUND
HVAC GROUND
FRESH / RECIRCULATE CONTROL 2
A / C POWER
TEMP ACTUATOR SIGNAL
BACKLIGHTING
FRESH / RECIRCULATE CONTROL 1
MODE ACTUATOR SIGNAL
14
BLU7222-4
P44
8
BRN2622-98
8
12
BLOWER
RESISTOR
BLOWER CONTROL
YEL7223-1
10
15
GRA7131-9
MODE ACTUATOR SIGNAL
J24
7
11
BLU7221-1
P274
BLU7221-1
GRA7130-0
GRA7131-3
A/C
GROUND
GRA7130-0
A / C POWER
B
ORN7110-5
A
FIREWALL
WHT7110-52
A / C CONDENSER
HVAC SWITCH CONTROL
A
A / C CONDENSER
B
P272
MODE
ACTUATOR
HSHP
PRP
GRA7133-2
LSLP
BRN / BLK
HVAC SWITCH CONTROL
HVAC
CONTROL MODULE
S41-9
SH 39, REFDES S25, NODE 1
ORN7110
BRN2622-98
SH 11, REFDES F6A-7, NODE 2
SH 43, REFDES P50, NODE F
S21-13
WHT1500-101
J271-2
P243-4
P259
J1-2
S57
ORN7110-4
GRA7133-1
6
GRA7131-2
FIREWALL
HARNESS
P103
B
GRA7133-0
F8 F8
S12
GRA7131-1
ORN7110-4
S48
S49
S42
GRA7131-0
CAB HOOD
FIREWALL
CONNECTOR
FIREWALL
BULKHEAD
P109
S47
K5
S4-10
WHT1500-102
J50-2
YEL7111-1
4
WHT3110-3
ELECTRONIC
ENGINE
FIREWALL
A / C COMPRESSOR
CLUTCH SOLENOID
4
WHT1500-103
S6-5
ORN7300-7
WHT7110-6
85-1
BUNK
LOW FAN
87A
30-1
87A-1
30
87
GRA7211-5
87-1
85
86
GRA7131-11
86-1
R5-1
K9
ORN7110-8
86-2
ORN7110-9
30-2
HVAC
AIR COND.
87A
87A-2
30
87
YEL7111-4
YEL7111-0
87-2
85
86
GRA7133-0
85-2
R9-1
YEL7111-0
CAB ENGINE
FIREWALL
CONNECTOR
SH 43, REFDES P50, NODE A
WHT3110-10
S111-9
SH 43, REFDES P50, NODE C
SEE
SH 47
B
5B
4
8
CAB HVAC
10
A
WHT7110-51
BLU7222-4
ORN7110-3
J39
7
8
10
TEMP
ACTUATOR
J40
YEL7223-1
1
6
BLOWER
MOTOR
GRA7223-1
3
1
5
6
FRESH / RECIRCULATE CONTROL 2
9
2B
2
FRESH / RECIRCULATE CONTROL 1
BUNK
SWITCH
7
P47
HVAC GROUND
10
A / C POWER
8
TEMP ACTUATOR SIGNAL
3
GRA7213-1
2B
ORN7210
7
HVAC BLOWER SWITCHED POWER
9
YEL7111-4
BUNK BLOWER-HIGH SPEED
GRA7260
ORN7110-2
P49
GRA7260-6
ENGINE
GROUND
WHT7110-7
SH 11, REFDES F1A-4, NODE 2
T101
WHT7110-2
1
S45-5
BRN2622-87
A
B5 B5
GRA7131-6
6
HOOD
HARNESS
2
GRA7131-11
2
7
FRESH / RECIRC
ACTUATOR
SH 74, REFDES J50-6, NODE 4
P383
BUNK BLOWER-HIGH SPEED
4
BUNK & OVERHEAD SPEED
BUNK BLOWER-HIGH SPEED
3
2
1
GRA7213-4
BUNK A / C
2
GRA7213-3
COMBO HEATER / A / C BLOWER
1
GRA7310-1
J383
BUNK BLOWER-LOW SPEED
10
GRA7212-1
8
HEATER-A / C UNIT
BLOWER MOTOR
GRA7211-1
7
TEMP ACTUATOR POWER
TEMP ACTUATOR SIGNAL
J382
RED7222
A
TEMP ACTUATOR GROUND
B
BLK7222
C
BLU7222-1
D
TEMP ACTUATOR GROUND
F
TEMP ACTUATOR SIGNAL
YEL7260-2
E
TEMP ACTUATOR POWER
GRA7211-1
J381
HEATER-A / C
UNIT BLOWER
RESISTOR
HEATER-A / C
UNIT TEMP
ACTUATOR
BLK7222
GRA7213-2
GRA7310-1
4
BUNK & OVERHEAD FEED
HVAC SLEEPER RETURN
1
HVAC SWITCH CONTROL
BUNK BLOWER-LOW SPEED
5
HVAC SLEEPER RETURN
COMBO HEATER / A / C BLOWER
6
GRA7131-4
BUNK A / C
3
YEL7260-3
BUNK BLOWER-HIGH SPEED
2
HEATER-A / C
CONTROL
ON / OFF
6
BLU7222-1
5
RED7222
4
2
3
GRA7212-1
P382
1
ORN7300-2
HEATER-A / C
CONTROL
FAN SPEED
43
C
P94-6023
ORN7300-4
Schmetic - 379 model family electrical
S385
S390
S381
SH 12, REFDES F2A-1, NODE 2
ORN6100-9
SH 24, REFDES J298-3, NODE 7
J298-5
GRA6611-23
7
P50
P92-5
7
GRA6611-21
SH 42, REFDES S42, NODE 1
CAB
ROOF
HARNESS
S105-1
ORN6100-18
ROOF
DASH
CONNECT
SH 42, REFDES P49, NODE 3
SH 42, REFDES K5 / K13, NODE 85-1
SH 35, REFDES S105-2, NODE 1
SLEEPER HVAC - ALL SLEEPERS
P309
J291-1
P381-1
J388-3
GRA6611-21
E
E
GRA6611-22
E
E
GRA7131-6
A
A
GRA7131-5
A
A
MATING CONNECTOR: J342
YEL7260-1
R
A / C BLOWER RELAY
GRA7131-4
GRA7260-4
K
A / C CONTROL
GRA7260-6
C
C
GRA7260-5
C
C
GRA7260-4
ORN7300-5
C
A / C BLOWER MOTOR
ORN6100-6
B
B
ORN6100-8
B
B
ORN6100-7
ORN6100-7
J
ACC RELAY CONTROL
ORN7300-7
F
F
ORN7300-6
F
F
ORN7300-3
CAB
SLEEPER
INTERFACE
ROOF
SLEEPER
CONNECT
ROOF
SLEEPER
DISCONNECT
SLEEPER
ROOF
DISCONNECT
SLEEPER
LOAD CENTER
DISCONNECT
SLEEPER
LOAD
CENTER
SEE
SHEET 44
Schematic - 379 Model Family Electrical
P94-6023
SLC
15
SPARE
SWITCHED
RED1210-9
SPARE
BAT
RED2941-3
ORN1235-0
16
18
21
WHT1130-25
B
RED6120-0
RED2941-0
ORN6120-0
S347
B
ORN6120-2
BATTERY POWER
F
RED6420-1
BATTERY POWER
H
RED6953-1
BATTERY POWER
G
RED6930-1
LIGHTING BATTERY POWER
E
RED2613-2
BATTERY POWER
D
RED6954-1
LOADLIGHT 2 SIGNAL
S
GRA2944-3
LOADLIGHT 3
P
YEL2945-0
LOADLIGHT 3 SIGNAL
L
GRA2945-2
LOADLIGHT 2
A
YEL2944-0
ACC RELAY CONTROL
J
ORN6100-0
LOADLIGHT 1 SIGNAL
M
GRA2941-3
LOADLIGHT 1
N
YEL2941-8
A / C BLOWER RELAY
R
YEL7260-0
A / C CONTROL
K
GRA7260-0
A / C BLOWER MOTOR
C
ORN7300-0
P341
3
RED1210-0
4
WHT1130-26
ORN6120-3
27
RED1210-7
SPARE
ACCESSORY
29
31
28
30
33
32
35
34
RED1210-1
37
36
38
RED1210-3
RED1210-2
RED1210-4
RED1210-5
30-3
85-3
87A-3
87-3
86-3
30-6
85-6
LOAD LIGHT 3
87A-6
87-6
86-6
UNUSED
S343
WHT1130-50
RED1210-8
ORN7300-9
SWITCHED POWER
RED2941-1
30-2
85-2
87A-2
87-2
86-2
LOAD LIGHT 2
P341-SLPR
PWR / GND
PASS THRU
30-5
85-5
87A-5
87-5
86-5
ORN1235-2
WHT1130-51
ACCESSORY
WHT1130-78
T341
1
26
ORN7300-20
J342
J342-LOAD
CENTER
DISCONNECT
24
ORN1235-1
RED1210-6
D
C
25
22
A
20
23
J341
J341-AUDIO
SYSTEM
ACCESSORY POWER
BUSS
19
17
WHT1130-27
T341-SLPR
GROUND
RED2941-2
30-1
85-1
87A-1
87-1
86-1
LOAD LIGHT 1
30-4
85-4
87A-4
87-4
WHT1130-90
86-4
A / C BLOWER
WHT1130-92
SLEEPER LOAD CENTER
S341
C
44
Schematic - 379 Model Family Electrical
P94-6023
J361
MATING CONNECTOR: P341
6
SLPR
PWR / GND
PASS THRU
3
SEE SH 44
5
4
T361
RED1210
RED1210
WHT1130
1
PWR
DIST CTR
2
1
SLPR PWR
SUPPLY
T362
WHT1130
1
CAB
GROUND
SLEEPER POWER SUPPLY HARNESS
50 AMP
C
45
Schematic - 379 Model Family Electrical
SH 67, REFDES S116, NODE 1
46
C
P94-6023
BRN5112-1
SH 74, REFDES J50-6, NODE 42
24
BRN4376-0
EDITABLE TELLTALE 5
23
BRN4375-0
EDITABLE TELLTALE 4
22
BRN4374-0
EDITABLE TELLTALE 3
21
BRN4373-0
EDITABLE TELLTALE 2
20
BRN4372-0
EDITABLE TELLTALE 1
19
BRN4371-0
SUSPENSION DUMP
27
ICAN H
34
YEL0812-10
ICAN L
35
GRN0812-10
IGNITION POWER
1
ORN4220-0
FIFTH WHEEL
12
BRN4391-0
INTERAXLE LOCK
11
BRN4364-0
HIGH BEAM ACTIVE
6
YEL2121-7
DOOR JAMB
2
YEL2640-11
PARK BRAKE
7
BRN4392-2
TRAILER ABS TELLTALE
14
BRN9920-1
ACCESSORY POWER
3
ORN4230
DASH LIGHT INPUT
5
YEL2422-21
J1939 DATA LINK +
37
J1939 DATA LINK -
38
LEFT TURN LAMP
8
RIGHT TURN LAMP
9
P62
P63
A
B
GAUGE
CLUSTER
14
13
FBO INST.
LIGHTING
P64
10
8
2
3
1
4
B
A
ICU - CONNECTOR 1
J41
BRN2622-35
C
BRN2622-33
8
DASH ILLUMINATION 2
7
DASH ILLUMINATION 1
3
BRN2622-35
EDITABLE TELLTALE 6
1
VIO0862-3
BRN5112-1
ALT WARNING
LIGHT
TELLTALE
SPARE 1
P61
RED4100
BRN4403-1
13
1
WHT4210-20
31
TRACTOR ABS LT
TELLTALE
SPARE 2
P60
YEL0812-10
ALARM 2
1
P59
ORN4220-1
BRN4402-1
TELLTALE
SPARE 3
1
P58
GRN0812-10
BRN4401-1
30
TELLTALE
SPARE 4
1
ORN0770-22
29
ALARM IC
TELLTALE
SPARE 5
P57
BRN4587-0
ALARM 1B
1
BRN4587-0
BRN4400-1
TELLTALE
SPARE 6
P56
1
ORN0770-22
28
ALARM 2
P55
BRN4371-0
ALARM 1A
1
BRN4372-0
BRN4311-6
P54
BRN4373-0
BRN4312-5
15
ALARM
1C
1
BRN4374-0
RED0712-8
16
ALARM
1B
P53
BRN4375-0
4
CHECK ENGINE
VIO0862-4
J27
STOP ENGINE
1
BRN4376-0
P52
BRN4403-1
C2
BRN4401-1
J2-10
BRN4402-1
ALARM
1A
CHASSIS
FIREWALL
SH 14, REFDES S66, NODE 1
2
ICU POWER
WHT4210-1
5
ICU GROUND
RED4100-6
1
CVSG POWER
RED4210
RED4100
YEL2312-10
SH 10, REFDES F1A-5, NODE 2
SH 14, REFDES S20, NODE 1
YEL2311-10
SH 14, REFDES S19, NODE 1
YEL2422-21
SH 16, REFDES S89, NODE 1
BRN4392-2
SH 53, REFDES S13, NODE 1
YEL2640-11
SH 24, REFDES S16, NODE 1
YEL2121-7
SH 17, REFDES S9, NODE 1
BRN4364-0
SH 50, REFDES J23, NODE B
SH 73, REFDES J1-11, NODE E3
BRN9920-1
YEL0813-1
S90
S41-10
S21-8
WHT1500-107
ICU - CONNECTOR 3
( 52-WAY )
BLK4100-0
6
BLU4511-1
CHASSIS INSTR RETURN
2
WHT1500-106
BLU4120-0
S65
7
8
BLU4515-1
ANALOG RETURN
25
GRN4140-6
GRN0813-4
OUTSIDE AIR TEMP
16
BLU4527-0
AIR FILTER RESTRICTION
10
BLU4517-0
FUEL LEVEL 1
12
AXLE TEMP 1
17
BLU4526-1
AXLE TEMP 2
18
BLU4525-2
BLU4527-0
GRN4140-58
GRN4140-0
GRN4140-57
GRN4140-10
GRN4140-38
GRN4140-55
GRN4140-5
GRN4140-35
FUEL LEVEL 2
13
BRN4582-0
AUX XMSN OIL TEMP
22
BLU4553-1
KLINE
4
VIO0862-0
XSMN OIL TEMP
21
BLU4522-2
AMMETER
9
BLU4585-3
PYROMETER
23
BLU4529-2
DIMMER
5
BRN2620-0
BLU4512-1
GRN0831-19
PRP0831-19
S64
BLU4513-0
RED1930-0
3
BLU4534-10
S85-1
GRN4140-37
BLU4522-2
BRN4581-6
S86
BLU4526-1
BLU4525-2
BLU4585-3
BRN2622-110
BRN2620-0
RED1930-20
S60
RED1930-9
11
BLU4518-20
19
BLU4536-10
RED4210
GENERAL OIL TEMP
20
BLU4537-10
BRN4582-2
BRAKESAVER OIL TEMP
24
BLU4538-10
S84
BLU4529-2
SH 89, REFDES J2-13, NODE G7
SH 57, REFDES J2-11, NODE D3
SH 89, REFDES J2-13, NODE E4
P67
P68
A
C
B
PRESSURE
TRANSDUCER
SECONDARY AIR
P69
A
C
B
PRESSURE
TRANSDUCER
APPLICATION AIR
P72
A
B
C
AIR FILTER
RESTRICTION
J53
1
FUEL LEVEL
ENGLISH
J42
1
FUEL LEVEL
METRIC
WHT1500-108
A
BRN4582-3
B
BLU4513-1
C
PRESSURE
TRANSDUCER
PRIMARY AIR
RED1930-6
2
BLK4510-5
3
BLU4553-1
BLU4517-0
4
B-PANEL
CVSG
RED1930-1
1
BLU4515-1
P66
BLK4510-3
2
BLU4512-1
3
RED1930-2
4
A-PANEL
CVSG
BLK4510-4
1
BLK4510-2
P65
BLU4511-1
NAMUX
RED1930-8
SH 89, REFDES J2-13, NODE C5
BLK4100-2
SH 89, REFDES J2-13, NODE F7
BRN2622-36
SH 89, REFDES J2-13, NODE E6
BLU4120-7
J31
RED4100-2
S83
BLK4100-1
BLU4539-30
BRN2622-34
S82
BLU4120-1
26
BRN2622-64
RED4100-1
TRANSFER CASE OIL TEMP
S4-1
GRN0810-1
D
YEL0810-1
C
ORN0800
B
VIO0862-2
J
WHT1500-4
A
PRP0831-0
F
GRN0831-0
G
PRP0831-1
A
GRN0831-1
B
J1587
DATA LINK
SH 74, REFDES J50-6, NODE 3
SH 74, REFDES J50-6, NODE 2
SH 67, REFDES S68, NODE 1
SH 49,
SH 57,
SH 51,
SH 89,
SH 54,
SH 74,
SH 89,
SH 49,
SH 74,
REFDES
REFDES
REFDES
REFDES
REFDES
REFDES
REFDES
REFDES
REFDES
J9, NODE A
J2-11, NODE E2
J2-5, NODE E2
J2-13, NODE B7
J2-6, NODE E2
J50-6, NODE 24
J2-13, NODE E2
J9, NODE B
J50-6, NODE 25
SH 74, REFDES J50-6, NODE 35
SH 74, REFDES J50-6, NODE 26
SH 51, REFDES P80, NODE 2B
SH 54, REFDES J2-6, NODE E3
SH 54, REFDES J2-6, NODE D2
SH 74,
SH 25,
SH 47,
SH 57,
REFDES J50-6, NODE 29
REFDES , NODE
REFDES P31, NODE 6
REFDES J2-11, NODE G1
SH 74, REFDES J50-6, NODE 28
S98
S61
AUX TRANS OIL TEMP # 3
FUEL FILTER RESTRICTION
1
J13
S71
S79
BLK4510-1
1
2
1
S70
VIO0862-4
APPLICATION AIR
PTO OIL
2
DIAGNOSTIC DATALINK
( J1587 AND J1939 )
SECONDARY AIR
PWR SUPPLY SENSOR +5V
YEL0810-2
GRN0810-2
J14
S69
YEL2312-10
15
TRANSMISSION
J1939 OR
TERMINATING
RESISTER
P34 J34
YEL2311-10
14
SH 67, REFDES S67, NODE 1
SH 13, REFDES F2A , NODE 2
GRN0811-5
PRIMARY AIR
SH 12, REFDES F1A-1, NODE 2
SH 11, REFDES F7A-4 , NODE 1
ORN4220-4
S100
YEL0811-5
CVSG RETURN
SH 50, REFDES J26, NODE B
BRN4393-0
ORN4230
BRN4393-0
CVSG DATA
SH 50, REFDES J22, NODE B
BRN4391-0
BRN2622-33
ICU - CONNECTOR
( 40-WAY )
HAZARD INPUT
BRN4400-1
SH 74, REFDES J50-6, NODE 43
1
T5-5
MAIN GROUND
SH 47, REFDES S56, NODE 1
SH 10 , REFDES F6A-5, NODE 2
SH 51, REFDES P80, NODE 5B
SH 74, REFDES J50-6, NODE 36
SH 59, REFDES J2-7, NODE D1
Schematic - 379 Model Family Electrical
ILLUMINATION CONTROLLED
VIA ICAN BUS
ICU GROUND
ICAN H
ICAN L
IGNITION PWR
CLUSTER PWR
P63-1
3
10
8
2
1
WHT4210-2
YEL0812-20
GRN0812-20
ORN4220-3
RED4100-8
7
LED
9
1
6
2A
4
4
BRN2620-0
BRN2620-1
BRN2622-40
2B
6
7
WHT1500-260
8
WHT1500-262
3
R1
10
R2
( FURNISHED BY OWNER ( FBO ) ( FURNISHED BY OWNER ( FBO )
GROUND SPLICE PACK )
INSTRUMENT LIGHTING )
B
A
MAIN
GROUND
FBO INST.
GROUND
FBO INST.
LIGHTING
GAUGE
CLUSTER
P64-1
C
P36
B
A
1
C
T5-23
WHT1500-112
P31
WHT0780-28
BRN2620-0
BRN2622-49
NOTE:
SH 46, REFDES J31, NODE 5
C
P94-6023
8
DIMMER
S10
S6-19
S4-14
WHT1500-261
S21-17
WHT1500-109
WHT1500-110
S41-26
WHT1500-111
J27-1
ICAN H
34
YEL0812-20
ICAN L
35
GRN0812-20
IGNITION POWER
1
ORN4220-2
RED4100-8
SH 10, REFDES F1A-5, NODE 2
ORN4220
SH 11, REFDES F7A-4, NODE 1
S100-1
S56
S45-8
ICU
CONNECTOR 4
( 40-WAY )
BRN2622-44
BRN2622-64
BRN2622-64
SH 46, REFDES S86, NODE 1
BRN2622-164
BRN2622-164
SH 25, REFDES S56-2, NODE 1
BRN2622-83
BLU4120-3
BRN2620-1
S84-1
S83-1
ICU
CONNECTOR 3
( 52-WAY )
WHT4210-4
BLK4100-4
14
BRN2622-43
15
CVSG DATA
BRN2622-83
5
CVSG RETURN
BRN2622-45
DIMMER
BRN2622-41
J31-1
9
CIGAR
CIGAR
LIGHTER
J41-1
BRN2622-49
5
WHT4210-5
ICU POWER
2
RED4210-1
DASH ILLUMINATION 1
7
BRN2622-57
CVSG POWER
1
RED4100-3
S98-1
S86-1
ICU
CONNECTOR 1
WHT4210-4
BLK4100-3
8
ICU GROUND
BLU4120-4
DASH ILLUMINATION 2
BRN2622
BRN2622
SH 10, REFDES F6A-5, NODE 2
9
9
MARKER LAMP
P66-1
2
DASH ILLUMINATION
MARKER LAMP
SWITCH
BLU4120-5
9
LOADLIGHT
HEADLAMP
SWITCH
FOG / DR
AD / LOADLIGHT
SWITCH
FOG / DR
SWITCH
BRN2622
9
MECHANICAL GAUGES ILLUMINATION
CONTROLLED VIA ( BRN2622 ) CKT
P65-1
9
5TH WHEEL
9
SUSP DUMP
5TH WHEEL
SWITCH
2
CRUISE CONTROL
SET / RESUME
SWITCH
9
DIFF LOCK
SUSPENSION
DUMP VALVE
SWITCH
BRN2622
CRUISE CONTROL
ON / OFF
BRN2622
9
SPARE
DIFF LOCK
SWITCH
9
ENGINE
9
ENGINE
ENGINE
BRAKE
ON / OFF
SWITCH
SPARE
ROCKER
SWITCH
S25-1
CRUISE
ENGINE BRAKE
RANGE
SELECT
SWITCH
CRUISE
CONTROL
SHIFT
LEVER
S91
BRN2622-120
BRN2622-109
BRN2622-121
BLU4120-4
BLK4100-3
BRN2622-103
A-PANEL
CVSG
BRN2622
9
S15-1
9
ABS
S444-2
NOTE:
ILLUMINATION CONTROLLED
VIA CVSG DATA BUS
BRN2622-81
DASH ILLUMINATION
FUEL LEVEL
SWITCH
9
CRUISE
RED4100-4
BRN2622-50
3
CVSG RETURN
9
CRUISE
BUNK
SWITCH
BRN2622
BRN2622
BRN2622-82
CVSG DATA
9
BUNK
S39-1
BRN2622-46
ELECTRICAL GAUGES ILLUMINATION
CONTROLLED VIA CVSG DATA BUS
1
9
FUEL
S82-1
RED4100-5
BRN2622-58
NOTE:
4
BRN2622
BLU4100-5
B-PANEL
CVSG
CVSG POWER
BRN2622
BRN2622
BRN2622-122
4
CVSG POWER
BRN2622
9
HEADLAMP
BRN2622-109
1
CVSG DATA
BRN2622-47
3
CVSG RETURN
BRN2622
RED4210-1
BRN2622-73
BRN2622-78
9
ABS
ABS OFF
ROAD
S583-1
BRN2622-51
HAZARD
BRN2622
9
9
9
CLOCK
RADIO
HVAC
ABS ATC
HAZARD
SWITCH
CLOCK
RADIO
9
9
WINDOW
HVAC
CONTROL
MODULE
RH WINDOW
POWER
SWITCH
WINDOW
LH WINDOW
POWER
SWITCH
BRN2622-52
BRN2622-54
BRN2622-53
BRN2622-56
BACK-LIGHTING ( +12 VOLTS )
AND PANEL LAMPS DIMMER
BRN2622
BRN2622
BRN2622
S572-1
BRN2622-55
9
DOOR LOCK
LH DOOR
LOCK
SWITCH
9
DOOR LOCK
RH DOOR
LOCK
SWITCH
47
Schematic - 379 Model Family Electrical
WHT1500
WHT1500
9
WHT1500
SUSP DUMP
5TH WHEEL
HAZARD
5TH WHEEL
SWITCH
WHT1500-114
WHT1500-113
SUSPENSION
DUMP VALVE
SWITCH
9
9
DIFF LOCK
SPARE
DIFF LOCK
SWITCH
SPARE
ROCKER
SWITCH
9
CIGAR
RADIO
CIGAR
LIGHTER
S6-12
WHT1500
9
9
9
HAZARD
SWITCH
S17-5
C
P94-6023
RADIO
WHT6950-65
WHT1500-115
WHT6100-321
P84-1
S41-36
1
WHT5100-15
WHT1500-198
WHT3110-85
9
ENGINE
S4-15
S21-26
WHT5100
WHT3110-86
ENGINE BRAKE
ON / OFF
SWITCH
ENGINE
S441-2
WHT1500-197
ENGINE BRAKE
RANGE SELECT
SWITCH
9
9
9
ABS
ABS
ABS OFF
ROAD
S445-2
WHT5100-79
WHT5100-67
WHT5100-66
ABS ATC
WHT5100-65
WHT5100-116
ABS DIAGNOSTIC
GROUND
9
9
FOF / DR
9
RH DOOR
LOCK
SWITCH
LH DOOR
LOCK
SWITCH
WHT6910-9
WHT1500-3
WINDOW
WINDOW
LH WINDOW
POWER
SWITCH
RH WINDOW
POWER
SWITCH
S571-1
S582-1
S21-18
9
9
DOOR LOCK
DOOR LOCK
FOG / DR
SWITCH
WHT6910-8
WHT6910-11
WHT1500-116
WHT6910-10
WHT1500-117
9
WHT5100-117
9
CLEARANCE
WHT1500-118
9
HEADLAMP
CLEARANCE
LIGHT
SWITCH
9
AD / LOADLAMP
HEADLAMP
SWITCH
AD / LOADLIGHT
SWITCH
FUEL LEVEL
SWITCH
9
9
CRUISE
CRUISE
CRUISE CONTROL
SET / RESUME
SWITCH
CRUISE CONTROL
ON / OFF
FUEL
WHT1500-263
S46-6
WHT1500-122
WHT1500-121
S34
WHT3110-82
WHT3110-83
WHT1500-119
WHT3110-84
9
9
CLOCK
BUNK
CLOCK
BUNK
SWITCH
S41-28
WHT1500-120
WHT5100-118
WHT7110-8
MAIN
GROUND
1
WHT7110-9
T5-25
BACK-LIGHTING NEGATIVE LINKS ( GROUND )
9
HVAC
HVAC
CONTROL
MODULE
48
Schematic - 379 Model Family Electrical
P94-6023
SH 46, REFDES J31, NODE 16
SH 46, REFDES S79, NODE 1
OUTSIDE AIR TEMPERATURE
OUTSIDE AIR TEMP 1
NAMUX ANALOG RETURN
A
B
BLU4527-0
J9
GRN4140-5
OUTSIDE
AIR TEMP
(+) (-)
SENSOR CONNECTOR ROUTED
FROM NAMUX ICU
TO LH MIRROR
C
49
Schematic - 379 Model Family Electrial
50
C
P94-6023
WHT1500-133
SH 74, REFDES P12, NODE F
SH 74, REFDES P77, NODE J
S4-12
SH 46, REFDES J27, NODE 12
WHT1500-134
SH 39, REFDES S25, NODE 1
BRN2622-76
BRN2622-65
SEE
BRN4391-0
S39 SH 47
BRN2622-72
S40
SH 11, REFDES F5A-7, NODE 2
ORN3600
S6-11
S17-3
WHT1500-135
BRN4393-0
BRN2622-26
SH 46, REFDES J27, NODE 27
SEE
SH 47
S56-1
S45-6
BRN2622-37
SH 46, REFDES J27, NODE 11
FIFTH WHEEL / DIFF LOCK / SUSPENSION DUMP VALVE / SPARE ROCKER SWITCHES
SWITCH BACKLIGHTING
DIFF LOCK
VALVE SWITCHES PWR
A
2
1
BRN2622-25
C
GROUND
D
3
ORN3600-4
GROUND
B
P41
WHT1500-129
VALVE SWITCHES PWR
J23
SWITCH BACKLIGHTING
SUSPENSION
DUMP VALVE
WHT1500-128
D
INTERAXLE DIFF LOCKOUT WARNING
A
BRN4364-0
SWITCH BACKLIGHTING
B
BRN2622-23
GROUND
C
ORN3600-3
S21-15
SUSPENSION DUMP
ORN3600-1
BRN2622-22
WHT1500-132
J26
5 TH WHEEL
BRN2622-24
D
WHT1500-127
SWITCH BACKLIGHTING
C
VALVE SWITCHES PWR
VALVE SWITCHES PWR
A
BRN4393-0
GROUND
B
S41-23
ORN3600-2
FIFTH WHEEL LIGHT
J22
BRN4391-0
WHT1500-131
1
WHT1500-126
MAIN
GROUND
T5-20
SPARE
ROCKER
Schematic - 379 Model Family Electrical
C
P94-6023
51
FIREWALL
B
3
RIGHT HAND FUEL
A
1
6
B
5B
A
4
P86
FUEL LEVEL SWITCH
P85
1
J53-1
1
FUEL LEVEL
METRIC
J42-1
1
1
BRN4582-5
5B 10
FUEL LEVEL
ENGLISH
RIGHT FUEL
SENSOR
BLU4581-2
6
BRN4582-4
3
BLU4582-2
9
BLU4582-3
8
BRN4582-2
7
BRN2622-29
1
BLU4581-4
BRN4581-7
2B 4
BLU4581-3
P80
WHT1500-380
A
BRN4581-8
LEFT FUEL
SENSOR
10
BLU4582-5
8
BRN4581-6
NAMUX ANALOG RETURN
B
9
7
2B
BLU4582-1
J521
GRN4140-2
NAMUX ANALOG RETURN
B
BLU4581-6
A
RH FUEL
TANK
GRN4140-3
J529
LEFT HAND FUEL
LH FUEL
TANK
S44
BLU4582-4
S64-2
S62
P521
S45-7
SEE
SH 47
BRN2622-163
E2 E2
GRN4140-0
BLU4582-1
A2 A2
BLU4582-0
BLU4581-6
C3 C3
BLU4581-1
S41-2
WHT1500-137
1
T5-3
BLU4581-1
FUEL LEVEL
WHT1500-138
CAB CHASSIS
FIREWALL CONN
BLU4581-5
SH 46, REFDES S64, NODE 1
S65-2
J2-5
GRN4140-4
FIREWALL
PASSTHROUGH
CONNECTOR
S46-5
BLU4582-0
BRN4582-2
S63
S523
S50
MAIN
GROUND
SH 25, REFDES S56-2, NODE 1
BRN4581-6
SH 46, REFDES S65, NODE 1
GRN4140-0
SH 46, REFDES S79, NODE 1
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
MATING CONNECTOR:
SEE ENGINE FIREWALL
BULKHEAD MATING CONNECTOR
P103 ( PIN 21 ) FOR ALL ENGINES
( SEE SH 75-85 )
J50-5
1
P526
1
J526
SWITCHED
POWER
1
CAB
FIREWALL
BULKHEAD
CONNECTOR
ORN1229-16
ORN3100-20
ACCESSORY
POWER
( FUEL FILTER )
P521-7
SH 18, REFDES S524, NODE 1
S11-2
G2 G2
ORN1229-17
CHASSIS
FIREWALL
CONNECTOR
FUEL FILTER - ACCESSORY POWER
J2-9
S524-2
ORN1229-21
ORN1229-18
CAB
FIREWALL
CONNECTOR
ORN1229-19
SH 11, REFDES F2A-4, NODE 2
ORN3100-10
SH 74, REFDES P77, NODE D
C
52
Schematic - 379 Model Family Electrical
P94-6023
1
J12-4
5
PARK BRAKE
BRN4392-1
BRN4392-0
P1
BRN4392-3
C
WHT1500-85
S17-4
D
WHT1500-84
P22
MFTS
MODULE
12 WAY
PARK
SIGNAL
PARK BRAKE
PRESSURE SW
S13
WHT1500-86
S6-9
BRN4392-2
SH 46 , REFDES J27, NODE 7
WHT1500-87
S4-3
WHT1500-88
S21-9
S41-11
NOTE:
WHT1500-89
MULTI-FUNCTION TURN STALK ( MFTS )
1
T5-6
PARK BRAKE
MAIN
GROUND
C
53
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
NAMUX ANALOG RETURN
TEMP GAUGE
P531
A
B
J531
A
B
GRN4140-8
BLU4526-0
FORWARD
DRIVER
AXLE TEMP
P521-1
S523-1
E3
E3
BLU4526-1
SH 46, REFDES J31, NODE 17
GRN4140-7
E2
E2
GRN4140-10
SH 46, REFDES S79, NODE 1
BLU4525-0
D2
D2
BLU4525-2
SH 46, REFDES J31, NODE 18
BLU4525-0
B
A
B
TEMP GAUGE
A
P524
NAMUX ANALOG RETURN
GRN4140-9
FIREWALL
PASSTHROUGH
CONNECTOR
J524
J2-6
BLU4526-0
REAR
DRIVER
AXLE TEMP
FORWARD AND REAR DRIVER AXLE TEMP
CAB
CHASSIS
FIREWALL
CONNECTOR
C
54
Schematic - 379 Model Family Electrical
55
C
P94-6023
P591
D
C
B
A
BLK5591-1
1
PRP5591-1
2
J592
GRN5591-1
1
VORAD
DRIVER
DISPLAY
UNIT
ORN5591-1
2
CPU GROUND
P594
CPU POWER
A
J1939
DATA LINK
GRN0813-1
B
GRN0831-3
P593
PRP0831-2
J1587
DATA LINK
PRP0813-1
SH 15, REFDES P595, NODE C
WHT5500-1
SH 15, REFDES P595, NODE B
ORN5500-1
FIREWALL
SH 15, REFDES P595, NODE A
VORAD
CPU
CONNECTOR
( V1 )
J591
J1587 DATALINK ( + )
C7
J1587 DATALINK ( - )
C8
GRN0831-3
J1939 DATALINK ( + )
D7
PRP0813-1
J1939 DATALINK ( - )
D8
PRP0831-2
GRN0813-1
J1939 DATALINK SHIELD
D9
RT TURN SIGNAL INPUT
C15
YEL2312-11
LFT TURN SIGNAL INPUT D15
YEL2311-11
VORAD BRAKE INPUT
C9
YEL2415-12
CPU POWER
C1
ORN5500-1
CPU GROUND
C2
WHT5500-1
D3
ORN5591-1
DRIVER DISPLAY RETURN
D4
GRN5591-1
DRIVER DISP POS BUS
D5
PRP5591-1
DRIVER DISP NEG BUS
D6
BLK5591-1
DRIVER DISPLAY PWR
C10
C11
P592
D10
J601
J602
FR ANTENNA PWR
C3
ORN5561-1
ORN5561-1
A
A
ORN5561
ORN5561
FR ANTENNA GND
C4
WHT5561-1
WHT5561-1
B
B
WHT5561
WHT5561
FR ANTENNA POS BUS
C5
PRP5561-1
PRP5561-1
C
C
PRP5561
PRP5561
FR ANTENNA NEG BUS
C6
BLK5561-1
BLK5561-1
D
D
BLK5562-2
E
E
BLK5562
BLU5562-1
F
F
BLU5562
ORN5562-2
G
G
ORN5562
BLK5561
BLK5561
4
3
2
VORAD
FRONT
ANTENNA
1
D1
J603
D2
S591
C14
BLK5562-1
C13
BLU5562-1
RT SENSOR / DISPLAY PWR
C12
ORN5562-1
RT SENSOR DISPLAY SIG
C16
GRN5562-1
RT SENSOR DISPLAY GND
RT SENSOR SIGNAL
S592
S593
D14
BLK5563-1
BLK5563-2
H
H
BLK5563
D13
BLU5563-1
BLU5563-1
J
J
BLU5563
OPTL SENSOR / DISPLAY PWR
D12
ORN5563-1
ORN5563-2
K
K
ORN5563
OPTL SENSOR DISPLAY
SIGNAL
D16
GRN5563-1
2
1
VORAD
P596
ORN5563-3
3
BLK5563-3
ORN5562-3
4
VORAD RIGHT
SIDE SENSOR
DISPLAY
GRN5563-1
BLK5562-3
S594
GRN5562-1
OPTL SENSOR SIGNAL
B
C
VORAD
RIGHT
SIDE
SENSOR
J604
D11
OPTL SENSOR / DISPLAY GND
A
4
3
2
CAB
FIREWALL
BULKHEAD
CONN
1
VORAD OPTIONAL
SENSOR
DISPLAY
P597
CHASSIS
FIREWALL
CONN
A
B
C
VORAD
OPTIONAL
SIDE
SENSOR
Schematic - 379 Model Family Electrical
56
C
P94-6023
FIREWALL
MATING CONNECTOR:
SEE ENGINE FIREWALL
BULKHEAD MATING CONNECTOR
P103 ( PIN 21 ) FOR ALL ENGINES
( SEE SH 75-85 )
J50-4
SH 18, REFDESS524, NODE 1
1
CAB
FIREWALL
BULKHEAD
CONNECTOR
ORN3100-55
SH 74, REFDES J50-6, NODE 1
ORN3100-9
SH 74, REFDES P12, NODE H
ORN1229-14
ORN3100-22
SWITCHED
POWER
P527 J527
P521-6
J2-8
S521-4
A
A
ORN1229-11
B
B
WHT2400-1
S524-4
ORN1229-10
WHT2400
G2 G2
ORN1229-12
F2 F2
WHT2400-2
ORN1229-13
S11-1
WHT1500-139
SH 11, REFDES F2A-4, NODE 2
S41-31
WHT1500-140
1
T5-28
S21-21
AIR
DRYER
AIR DRYER
CHASSIS
FIREWALL
CONNECTOR
CAB
FIREWALL
CONNECTOR
MAIN
GROUND
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
J2-11
SH 46, REFDES S79, NODE 1
SH 46, REFDES S60, NODE 1
SH 46, REFDES J31 , NODE 11
J534
S522-1
P534
E2 E2
GRN4140-49
GRN4140-50
A
A
NAMUX ANALOG RETURN
RED1930-20
G1 G1
RED1930-15
RED1930-15
B
B
NAMUX POWER SUPPLY +5V
BLU4518-20
D3 D3
BLU4518-10
BLU4518-10
C
C
FUEL FILTER RESTRICTION
CAB
CHASSIS
FIREWALL
FUEL FILTER RESTRICTION
P521-8
GRN4140-58
FIREWALL
PASSTHROUGH
CONNECTOR
FUEL FILTER
RESTRICTION
C
57
Schematic - 379 Model Family Electrical
J1939
DIAGNOSTIC
CONNECTOR
P2-2
F
A
239-5 , BLACK
719 , WHITE
H
712, WHITE
717 , WHITE
K
239-3 , BLACK
718 , WHITE
G
713 , WHITE
662, GREEN
D
239-4 , BLACK
660 , WHITE
661, YELLOW
E
716 , WHITE
A
711, WHITE
B
715 , WHITE
C
714 , WHITE
B
B
660, WHITE
2H
717, WHITE
3H
719, WHITE
1B
714, WHITE
2B
715, WHITE
2D
711, WHITE
3B
716, WHITE
1D
713, WHITE
1E
712, WHITE
2K
239-2 , BLACK
3K
649 , WHITE
3J
650 , WHITE
1C
417 , PURPLE
2C
2G
T621
BRN2622-162
1
J621
239
ORN1228-3
K
239-6 , BLACK
C
E
GRN0831-55
GRN0831-55
B
649 , WHITE
A
D
PRP0831-55
PRP0831-55
A
F
BLU0854-0
650 , WHITE
B
D
418 , WHITE
418 , WHITE
722, WHITE
C
E
G
722, WHITE
F
H
ORN1228-11
721, WHITE
721, WHITE
G
J
1K
226 , WHITE
226 , WHITE
H
BRN2622-160
253 , WHITE
720 , WHITE
3F
197 , WHITE
2F
198 , WHITE
1
239-1, BLACK
1
239-7 , BLACK
253 , WHITE
J
K
GRA0854-0
B
GRN0854-1
A
PRP0854-1
S623
S622
CAB
FEEDTHROUGH
J622
4
3
2
1
9
10
8
7
A
720 , WHITE
197 , WHITE
B
P6-1
SPEED
SENSOR
239 , BLACK
198 , WHITE
OPERATOR
CONTROL
PANEL
A
B
P7-1
PRESSURE
SWITCH
CHASSIS
TIRE PRESSURE CONTROL SYSTEM ( TPCS )
CAB & CHASSIS
BACKLIGHTING
CAB
TPCS
SWITCHED
POWER
P622
WHT2400-15
1G
3G
2
FIREWALL
CONNECTOR
P5-1
417 , PURPLE
1J
1
P621
S621
5
6
J623
GRA0854-0
718, WHITE
BLU0854-0
1H
WHT2400-17
662, GREEN
ORN1228-20
661, YELLOW
3C
ORN1228-10
2A
GROUND
T2-1
A
C
WHT2400-16
T1-1
P4-1
C
J
BRN2622-161
P1-1
P3-3
GRN0854-1
ECU
PNEUMATIC
CONTROLLER
( PCU )
PRESSURE
TRANSDUCER
PRP0854-1
1A
58
C
P94-6023
A
C
B
D
CONFIGURATION
CONNECTION
J1587
DATA LINK
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
P525
P521-5
J525
A
A
B
B
AUX XSMN
OIL TEMP
J2-7
BLU4553-2
D1 D1
BLU4553-1
WHT2400-13
F2
WHT2400-14
CHASSIS
FIREWALL
PASSTHROUGH
CONNECTOR
F2
SH 46, REFDES J31, NODE 22
CAB
FIREWALL
CONNECTOR
WHT1500-200
S21-20
WHT1500-201
S41-30
1
T5-27
MAIN
GROUND
AUX TRANSMISSION OIL TEMP
SEE NAMUX
SH 46
C
59
Schematic - 379 Model Family Electrical
A
PRP0831-4
B
GRN0831-4
P220
FIREWALL
1
XMSN
POWER
1
S204
ORN0770-2
S201
P204
6
5
SHIFT
DISPLAY
J231
PRP0831-45
D
D
GRN0831-45
E
E
BRN2622-42
C
C
ORN0770-1
K
K
ORN0770-4
GRA3911-1
M
M
GRA3391-3
A
A
BLK3911-1
N
N
J
J
H
H
L
L
GRN3394-1
G
G
BRN3394-1
F
F
BRN3394-2
O
O
GRA3194-3
P
P
PRP3690-3
PRP3690-3
S203
P203
ORN0770-3
BLK3320-5
4
GRN0831-46
3
PRP0831-46
2
BLK3320-5
1
P206
1
GRA3194-1
GRN3394-1
PRP3690-1
AUTO
NEUTRAL
( OPTIONAL )
P207
1
FIREWALL HARNESS
P201
BRN2622-42
85
D
D
PRP0831-5
PRP0831-5
2B
J1587 ( + )
GRN0831-10
GRN0831-10
E
E
GRN0831-5
GRN0831-5
2C
J1587 ( - )
BRN2622-60
BRN2622-60
C
C
BRN2622-59
BRN2622-59
3B
DASH LIGHT
ORN0770-4
K
K
ORN0770-5
ORN0770-5
1C
+12V IGN POWER
GRA3911-3
GRA3911-3
M
M
GRA3911-2
GRA3911-2
3A
START ENABLE RELAY
GRA3391-5
GRA3391-5
A
A
GRA3391-4
GRA3391-4
2A
START RELAY, ENABLE
BLK3911-3
BLK3911-3
N
N
BLK3911-2
BLK3911-2
3C
START ENABLE RELAY
GRN3320-3
GRN3320-3
J
J
GRN3320-2
GRN3320-2
2E
SHIFT DISPLAY DATA
PRP3320-3
PRP3320-3
H
H
PRP3320-2
PRP3320-2
1E
SHIFT DISPLAY CLOCK
BLK3320-6
BLK3320-6
L
L
BLK3320-7
BLK3320-7
3E
SHIFT DISPLAY ( - )
GRN3394-3
GRN3394-3
G
G
GRN3394-2
GRN3394-2
1A
AUTO NEUTRAL SIGNAL
BRN3394-2
F
F
GRA3194-3
O
O
GRA3194-2
GRA3194-2
1H
ENGINE PWR INTERRUPT
P
P
PRP3690-2
PRP3690-2
3H
DIAGNOSTIC FEEDBACK
RED3311-3
1K
+12V UNSWITCHED
BLK3311-3
3K
GND
ORN3311-3
2K
+12V SWITCHED
+12V UNSWITCHED
ULTRASHIFT
ECU
87
86
BLK3911-1
85
86
87
GRA3391-1
TRANSMISSION
HARNESS
RED3311-1
L
BLK3311-3
BLK3311-4
3J
GND
K
K
ORN3311-3
ORN3311-4
2J
+12V SWITCHED
+12V UNSWITCHED
A1
RED3311-2
RED3311-2
F
F
RED3311-4
SHIELD-3
3F
EPL SHIELD
GND
A3
BLK3311-1
BLK3311-1
E
E
BLK3311-4
GRN0856-1
2F
EPL ( - )
+12V SWITCHED FROM SHIFT CONTROL
B1
ORN3311-1
ORN3311-1
D
D
ORN3311-4
PRP0856-1
1F
EPL ( + )
EPL SHIELD
C3
SHIELD-2
SHIELD-2
C
C
SHIELD-3
YEL0812-1
1G
J1939 ( - )
EPL ( - )
C2
GRN0856-0
GRN0856-0
B
B
GRN0856-1
GRN0812-1
2G
J1939 ( + )
EPL ( + )
C1
PRP0856-0
PRP0856-0
A
A
PRP0856-1
N
N
BAT GND
+12V BAT
A
WHT3310-45
B
RW3310-2
TO
TRANSMISSION
J1939
A
B
P
H
H
YEL0812-1
GRN0812-2
J
J
GRN0812-1
G
G
SEE SHEET 62 FOR
SHIFT TOWER HARNESS WITH
SHIFT LEVER CONTROL
J1939
CONNECTION
SEE SK29124
ORN1250-6
J233
ORN1251-1
ORN1251-1
ORN1250-8
ORN1250-7
PRP3690-1
GRA3194-1
S215
WHT3310-45
30 AMP
FUSE LOCATED
IN BATTERY BOX
30
30 85
ENGINE
INTERRUPT
RELAY
1
1
87A
R11_c0
1
J202
ENG PWR
INTERRUPT
1
P211
IGNITION
ENGINE
RUN
BAT
NEG
J234
RW3310-1
86
87A 87 86
EATON ULTRASHIFT TRANSMISSION
P
SHIFT PLATE
C
TRANSMISSION POWER
SUPPLY HARNESS
BAT
POS
3G
1D
YEL0812-2
B2
87
+12V UNSWITCHED
BLK3311-2
P233
P210 85
1J
ORN3311-2
J201
ENGINE POWER INTERRUPT
CIRCUITS ARE FOR
ULTRASHIFT TRANSMISSIONS
ONLY
RED3311-4
ORN3311-2
IGNITION
START
SWITCH
NOTE:
RED3311-3
BLK3311-2
GRN0812-2
1
M
E2
YEL0812-2
1
M
B3
A2
IGNITION
INTERRUPT
J222
GND
ORN1220-4
P208
P232
+12V SWITCHED FROM SHIFT CONTROL
S202
ORN1220-4
30
J217
RED3311-1
87A
30
R205
E1
2H
L
GRA3391-2
87A
START
ENABLE
RELAY
GRA3911-1
1B
PRP0831-10
P231
P205
3D
J232
PRP0831-10
TO
TRANSMISSION
BRN3394-1
2D
SHIFT TOWER HARNESS
WITH PUSHBUTTON CONTROLS
P209
DASH
LIGHTS
60
C
DASH HARNESS
P202
TO J1587
DATA LINK
CONN
P94-6023
PUSHBUTTON
CONTROL
MODULE
Schematic - 379 Model Family Electrical
A
PRP0831-57
B
GRN0831-57
P220-2
FIREWALL
1
P201-2
BRN2622-177
S203-2
P203-4
XMSN
POWER
1
S204-2
ORN0770-78
S201-2
P204-2
6
SHIFT
DISPLAY
BLK3320-54
4
GRN0831-58
3
PRP0831-58
D
PRP0831-66
PRP0831-66
D
D
PRP0831-54
PRP0831-54
2B
J1587 ( + )
GRN0831-68
E
E
GRN0831-66
GRN0831-66
E
E
GRN0831-54
GRN0831-54
2C
J1587 ( - )
BRN2622-177
C
C
BRN2622-108
BRN2622-108
C
C
BRN2622-107
BRN2622-107
3B
DASH LIGHT
ORN0770-68
K
K
ORN0770-18
ORN0770-18
K
K
ORN0770-54
ORN0770-54
1C
+12V IGN POWER
GRA3911-18
M
M
GRA3911-24
GRA3911-24
M
M
GRA3911-11
GRA3911-11
3A
START ENABLE RELAY
GRA3391-33
A
A
GRA3391-23
GRA3391-23
A
A
GRA3391-6
GRA3391-6
2A
START RELAY, ENABLE
BLK3911-56
N
N
BLK3911-10
BLK3911-10
N
N
BLK3911-19
BLK3911-19
3C
START ENABLE RELAY
J
J
GRN3320-12
GRN3320-12
J
J
GRN3320-10
GRN3320-10
2E
SHIFT DISPLAY DATA
H
H
PRP3320-12
PRP3320-12
H
H
PRP3320-10
PRP3320-10
1E
SHIFT DISPLAY CLOCK
BLK3320-54
L
L
BLK3320-12
BLK3320-12
L
L
BLK3320-10
BLK3320-10
3E
SHIFT DISPLAY ( - )
GRN3394-19
G
G
GRN3394-22
GRN3394-22
G
G
GRN3394-10
GRN3394-10
1A
BRN3394-19
F
F
BRN3394-13
BRN3394-13
F
F
BRN3394-3
O
O
GRA3194-15
GRA3194-15
O
O
P
P
PRP3690-10
P
1
1
AUTO
NEUTRAL
( OPTIONAL )
GRN3394-19
P207-2
1
PRP3690-10
TO
TRANSMISSION
BRN3394-19
AUTOSHIFT
ECU
P231-2
P205-2
85
START
ENABLE
RELAY
30
85
87
86
GRA3911-18
86
87
S202-2
GRA3391-19
ORN1220-19
ORN1220-19
R205-2 30
BLK3911-56
J222-2
RED3311-12
M
M
L
3H
RED3311-7
1K
+12V UNSWITCHED
BLK3311-10
3K
GND
ORN3311-11
2K
+12V SWITCHED
RED3311-10
1J
+12V UNSWITCHED
GND
B3
BLK3311-12
BLK3311-12
L
BLK3311-10
BLK3311-11
3J
+12V SWITCHED FROM SHIFT CONTROL
E2
ORN3311-15
ORN3311-15
K
K
ORN3311-11
ORN3311-12
2J
+12V SWITCHED
+12V UNSWITCHED
A1
RED3311-15
RED3311-15
F
F
RED3311-10
SHIELD-4
3F
EPL SHIELD
GND
A3
BLK3311-15
BLK3311-15
E
E
BLK3311-11
GRN0856-10
2F
EPL ( - )
+12V SWITCHED FROM SHIFT CONTROL
B1
ORN3311-18
ORN3311-18
D
D
ORN3311-12
PRP0856-10
1F
EPL ( + )
EPL SHIELD
C3
SHIELD-5
SHIELD-5
C
C
SHIELD-4
YEL0812-14
1G
J1939 ( - )
EPL ( - )
C2
GRN0856-13
GRN0856-13
B
B
GRN0856-10
GRN0812-14
2G
J1939 ( + )
EPL ( + )
C1
PRP0856-13
A
A
N
N
RED3311-12
PRP0856-13
B2
J201-2
P233-2
BAT GND
+12V BAT
A
B
WHT3310-46
RW3310-3
TO
TRANSMISSION
J1939-2
A
B
RED3311-7
PRP0856-10
P
P
YEL0812-67
H
H
YEL0812-14
GRN0812-67
J
J
GRN0812-14
G
G
SEE SHEET 62 FOR
SHIFT TOWER HARNESS WITH
SHIFT LEVER CONTROL
J233-2
WHT3310-46
30 AMP
FUSE LOCATED
IN BATTERY BOX
1
BAT
NEG
J234-2
RW3310-11
1
TRANSMISSION POWER
SUPPLY HARNESS
BAT
POS
3G
1D
SHIFT PLATE
C
J1939
CONNECTION
SEE SK29124
EATON AUTOSHIFT TRANSMISSION
AUTO NEUTRAL INPUT
E1
GRN0812-67
1
IGNITION
START
SWITCH
1H
GND
YEL0812-67
1
IGNITION
INTERRUPT
P
P232-2
A2
P208-2
BRN3394-3
J217-2
TRANSMISSION
HARNESS
AUTO NEUTRAL SIGNAL
2H
+12V UNSWITCHED
87A
GRA3391-7
87A
1B
D
2
P206-2
3D
J232-2
PRP0831-68
ORN0770-79
5
FIREWALL HARNESS
J231-2
2D
SHIFT TOWER HARNESS
WITH PUSHBUTTON CONTROLS
P209-2
DASH
LIGHTS
61
C
DASH HARNESS
P202-4
TO J1587
DATA LINK
CONN
P94-6023
PUSHBUTTON
CONTROL
MODULE
Schematic - 379 Model Family Electrical
P94-6023
C
P221-1
AUTOMATIC MODE
1
MANUAL MODE
8
737-1
GND
2
BLK3320-4
+12V SERVICE LT
6
BRN3320-4
+12V SWITCHED
4
ORN3311-47
GND
3
BLK3311-47
SHIFT
LEVER
738-1
7
DASH LT
5
BRN2622-61
P220-1
J216
GND
4
BLK3311-8
738-1
1D
AUTOMATIC MODE
+12V IGN POWER
TONE
GENERATOR
J1587 ( - )
1
ORN3311-10
737-1
2D
MANUAL MODE
3
GRN0831-11
BLK3320-4
3D
GND
J1587 ( + )
2
PRP0831-11
+12V SERVICE LIGHT
J217-1
D
E
GRN0831-13
C
BRN2622-63
K
ORN0770-6
M
TO FIREWALL
HARNESS CONNECTOR
IN SHIFT PLATE
PRP0831-13
S210
S206
S205
S207
2H
2B
GRN0831-12
2C
J1587 ( - )
BRN2622-62
3B
DASH LIGHT
ORN0770-7
1C
+12V IGN POWER
J1587 ( + )
GRA3911-4
3A
START ENABLE RELAY COIL ( - )
A
GRA3911-45
GRA3911-45
2A
START RELAY, ENABLE
N
BLK3911-4
BLK3911-4
3C
START ENABLE RELAY COIL ( + )
J
GRN3320-4
GRN3320-4
2E
SHIFT DISPLAY DATA
H
PRP3320-4
PRP3320-4
1E
SHIFT DISPLAY CLOCK
GRA3911-4
L
BLK3320-8
BLK3320-8
3E
G
GRN3394-4
GRN3394-4
1A
AUTO NEUTRAL SIGNAL
O
GRA3194-4
GRA3194-4
1H
ENGINE POWER INTERRUPT
P
PRP3690-4
J222-1
S208
M
RED3311-5
L
BLK3311-5
K
TO TRANSMISSION
HARNESS CONNECTOR
IN SHIFT PLATE
BRN3320-4
PRP0831-12
S209
ORN3311-5
SHIFT DISPLAY ( - )
PRP3690-4
3H
DIAGNOSTIC FEEDBACK
RED3311-5
1K
+12V UNSWITCHED
BLK3311-5
3K
GND
ORN3311-5
2K
+12V SWITCHED TO XMSN ECU
RED3311-6
1J
+12V UNSWITCHED
BLK3311-7
3J
GND
ORN3311-7
2J
+12V SWITCHED TO XMSN ECU
SHIELD-1
3F
EPL SHIELD
EPL ( - )
F
RED3311-6
GRN0856-2
2F
E
BLK3311-6
PRP0856-2
1F
EPL ( + )
D
ORN3311-6
YEL0812-46
1G
J1939 ( - )
C
SHIELD-1
GRN0812-46
2G
J1939 ( + )
B
GRN0856-2
3G
A
PRP0856-2
1B
H
YEL0812-46
J
GRN0812-46
G
SHIFT TOWER
HARNESS WITH SHIFT
LEVER CONTROLS
EATON AUTOSHIFT AND ULTRASHIFT TRANSMISSIONS ( CONTINUED PREVIOUS SHEETS )
TRANSMISSION
CONTROL MODULE
62
Schematic - 379 Model Family Electrical
C
P94-6023
SEE DISPLAY
MESSAGES TABLE
SHIFTER
DISPLAY
SHIFTER MODULE
3
1
GRN0831-7
PRP0831-7
SPEEDO
J10
2
P212
PRP0831-6
B
GRN0831-6
P216
7
9
13
15
12
6
16
8
14
10
11
5
4
3
2
1
7
9
13
15
12
6
16
8
14
10
11
5
4
3
2
1
D
C
B
A
P221
S217
2
D
C
B
DIFF
LOCK
J221
P213
A
ORN3320-1
ORN0770-9
PRP0831-8
BLU4586-1
D
C
E
F
G
H
J
K
L
M
N
P
B
D
C
E
F
G
H
J
K
L
M
N
P
SENSOR COMMON
GRA3162-1
F
SET
GRA3163-1
E
RESUME
BEE08
B
PAUSE
AEE08
D
PAUSE
C
FREEDOMLINE
TRANSMISSION
CAB HARNESS
BRN3320-3
BLK3320-3
GRA3320-1
FIREWALL
P201-1
P235
C
BACKUP LAMP
RELAY
S232
WHT3310-6
A
A298-10
B
S233
85
A269
YEL2960-2
86
ORN1229-8
87A 87
ORN1229-7
1
BRN3320-1
ORN3320-3
ORN3311-8
WHT3310-4
FREEDOMLINE
TRANSMISSION
CHASSIS
HARNESS
BLU4586-2
GRN0831-8
B
A
PRP0831-9
WHT3310-2
ORN0770-8
A
J236
GRN0831-9
P203-1
30
A
BLK3320-1
1
P234
TO CHASSIS
HARNESS
REVERSE SW
CONNECTOR
TO FIREWALL
HARNESS
OCP OR
NEUTRAL START
CONNECTOR
OVERCRANK
PROTECTION
G
U
GRA3320-3
B
BRN3320-3
E
BLK3320-3
D
ORN3320-3
A
A298-12
H
BLU4586-2
J
A298-11
F
WHT3310-5
C
WHT3310-7
J235
ORN3311-8
A
GRN0831-9
B
PRP0831-9
A
A509
P237
B
A269
P236
A509
A
B239-70
YEL2960-2
B
B239-70
ORN1229-9
S231
MERITOR FREEDOMLINE TRANSMISSION
CRUISE CONTROL FUNCTION
P222
GRA3610-1
S219
XMSN
POWER
J11
GRN3115-1
S216
P202-1
1
GRA3320-3
J1587 ( - )
A
2
J8
1
S218
J1587 ( + )
3
GRA3320-2
3
3
4
BRN3320-2
4
4
5
BLK3320-2
6
6
9
8
S1
ORN3320-2
5
1
BLU4586-1
2
5
WHT3310-3
1
2
WHT3310-1
P214
ORN0770-10
J10
7
K
L
M
N
P238
X
W
V
P
R
TRANSMISSION HARNESS CONNECTOR
( SUPPLED BY MERITOR )
S
T
XMSN
POWER
63
Schematic - 379 Model Family Electrical
64
76
8
9
7
26
12
76-WAY BULKHEAD CONNECTOR
SWITCHED
POWER
J203
WT136
73
WT143-1
72 71
GRA3397-0
23
GRA3396-0
25
BLK3395-0
10
GRA3391-10
11
BLK3391-0
22
GRA3515-0
34
BLK3514-0
60
WT153
46
WT157-3
57
GRA3516-0
56
WT155
31
ORN0770-0
45
YEL2960-3
55
WT118
59
WT117-1
15
WT121
53
WT161-1
41
WT120
30
WT107
39
WT104
27
WT129
28
WT103
14
WT124A
43
WT195
18
WT162
44
WT156
29
WT150
16
WT139
54
WT141
F201
P203-3
2
WT147
26
WT165
4
5
WT146-2
2
WT113
1
AEE02-2
8
AEE02-1
9
WT110
21
WT131
20
WT128
32
WT148
16
10
WT150
14
WT141
13
WT195
12
WT162
10
WT156
9
WT146-3
7
WT132
6
10 AMP
5
K201
87A
30
87
86
C
85
REVERSE
WARNING
RELAY
6
MINIFUSE
MODULE
K202
87A
30
87
86
C
85
EXHAUST BRAKE
ENABLE RELAY
14
15
WT129
5
WT103
11
BLK3395-0
18
GRA3396-0
19
GRA3397-0
20
WT146-4
17
WT120
3
WT107
2
WT121
RELAY
MODULE # 1
12
WT124A
WT104
6
WT114
11
K203
87A
30
87
86
C
85
RANGE
INDICATOR
RELAY
16
J205
18
WT143-9
3
GRA3610-0
4
87A
5
86
K204
23
30
87
28
29
3
13
7
4
WT136
10 AMP
F202
S220
WT139
30
2
4
3
ORN0770-0
WT135A
22
P216A
31
WT161-2
13
WT118
30
11
S221
WT146-6
2
WT167
1
WT143-4
32
WT143-5
85
OUTPUT
SPEED IND
RELAY
9
S223
WT155
17
C
8
S222
WT117-2
10
S224
RELAY
MODULE # 2
7
6
24
BLK3391-0
13
K205
2
WT114
6
WT123
26
WT146-5
22
WT112
14
87A
GRA3391-10
15
86
WT143-6
12
WT123
11
30
87
5
WT167
20
WT157-1
4
WT113
BLK3514-0
18
GRA3515-0
19
GRA3516-0
20
WT143-7
17
WT112
16
C
WT132
12
WT153
16
WT136A-2
1
WT136A-3
S226
NEUTRAL
START
RELAY
87A
30
87
3
85
K206
S225
86
C
85
PTO
ENABLE RELAY
WT136A-1
29
27
SH 65, REFDES J209 , NODE P
WT143-8
SH 65, REFDES P216C, NODE 32
1
1
1
1
28
10
8
7
15
P207-1
J206
9
WTEC TRANSMISSION ( ALLISON )
AUTO
ENGINE
NEUTRAL
BRAKE
SWITCH # 1
#2
J207
P217
P206-1
AUTO
NEUTRAL
#1
REVERSE
LIGHT
AEE02-1
14
AEE02-2
18
1
P212-1
SPEEDO
GRA3610-0
WT143-3
19
WT157-2
SH 65, REFDES J209 , NODE T
21
YEL2960-13
SH 65, REFDES J209 , NODE V
WT143-10
WT117-3
WT143-2
23
WT161-4
25
WT161-3
ECU "V" ( GRAY ) CONNECTOR
ECU "T" ( BLUE ) CONNECTOR
25
1
WT146-1
J204
YEL2960-12
27
ORN3311-0
WT136A-1
WT102
19
WT131
WT130
1
58
WT128
WT101
17
63
WT148
24
62
WT165
WT116
61
WT110
WT111
19
52
WT147
8
40
WT135A
WT149
WT102
WT140
15
WT101
31
WT130
P219-1
P216B
64
C
P94-6023
1
EXH BK
RLY COM
J208
P218
1
EXH BK
RLY NC
1
OUTPUT
SPEED
IND. "A"
Schematic - 379 Model Family Electrical
5
A
6
7
8
9
10
3
16
WT170
WT171
WT172
14
32
12
13
1
17
A
B
4
15
2
18
19
20
21
22
23
24
25
26
27
28
29
30
31
11
WT115, GRN
B
WT169
C
WT151
D
WT142
E
WT180
ECU "S" ( BLACK ) CONNECTOR
M
WT143-8
N
WT136S
R
WT174
S
WT175
P
WT173
T
WT173
V
WT174
U
WT175
W
WT124S
F
WT180
G
WT136S
H
WT143-3
BRN2622-135
J
WT143-2
1
K
WT143-10
DASH
LIGHTS
L
WT124S
SHIFT SELECTOR CONNECTOR
J209
C
P94-6023
T209
J211
XMSN
DATA
LINK
SH 64, REFDES S224, NODE 1
SH 64, REFDES S224, NODE 1
SH 64, REFDES S224, NODE 1
SH 64, REFDES S224, NODE 1
WT143-2
WT143-10
WT143-3
WT143-8
WTEC TRANSMISSION ( ALLISION ) ( CONTINUED )
P202-3
1
ENGINE
BRAKE
SWITCH # 2
J212
1
CHECK
XMSN
LIGHT
P216C
65
Schematic - 379 Model Family Electrical
C
P94-6023
J1939-1
YEL0812-3
A
GRN0812-3
B
J1939
CONNECTION
C
J237
P239
J1939 DATA LINK ( HIGH )
C1
YEL0812-3
J1939 DATA LINK ( LOW )
C2
GRN0812-3
RED5971-4
B
WHT3310-8
A
BAT POWER
CONNECTION
C3
J238
F1
12 VDC - UNSWITCHED
EATON LIGHTNING
TRANSMISSION ECU
A1
RED5971-4
P215
A
A
B
B
12 VDC - SWITCHED
B1
ORN1228-1
GROUND
A3
WHT3310-8
C
C
GROUND
B3
WHT3310-9
WHT3310-9
D
D
WHT3310-10
J1587 DATA LINK ( HIGH )
A2
PRP0831-14
PRP0831-14
E
E
PRP0831-15
J1587 DATA LINK ( LOW )
B2
GRN0831-14
GRN0831-14
F
F
GRN0831-15
VEHICLE SPEED ( HIGH )
D1
BLU3141-1
VEHICLE SPEED ( LOW )
D2
GRN3141-1
ORN1228-1
SW POWER
CONNECTION
ORN1228-2
P203-2
ORN1228-2
2
WHT3310-10
1
XMSN
POWER
ECU
POWER / DATA
E1
E2
SERVICE LIGHT SIGNAL
D3
LIGHT
SHIFT KNOB GROUND
F3
GND
SPLITTER SWITCH SIGNAL
E3
SIGNAL
F2
P202-2
P240
BLU3141-1
A
GRN3141-1
B
PRP0831-15
SPEED OUTPUT
XMSN
ECU
J239
EATON LIGHTNING TRANSMISSION POWER
LIGHT
A
GND
B
SIGNAL
C
SHIFTER KNOB
GRN0831-15
A
B
J1587
DATA LINK
66
F
ABS DIAGNOSTIC
PWR
ABS
CONNECTOR
P83
1
BRN5112-2
G
C
P94-6023
ABS BREAK RELAY COMMON
D
BLK3130-1
ABS BREAK RELAY NO
B
GRA3130-1
ABS BREAK RELAY NC
L
YEL3130-1
STOPLIGHTS
H
YEL2415-14
ABS WARNING LIGHT
E
BRN5112-0
ABS ENG BRAKE INPUT
A
GRA5110-1
ABS SWITCHED POWER
ABS BATTERY POWER
C
ORN5110-5
GROUND
K
RED5110
J1939 DATA LINK
J
WHT5100-425
J1939 DATA LINK
M
GRN0813-2
P15
SEE SH 68, 71 & 72
YEL0813-2
CONNECTS TO J443
ON EACH ABS CHASSIS
HARNESS
BRN2622-71
ABS SWITCH BACKLIGHTING
Schematic - 379 Model Family Electrical
SH 39, REFDES S25, NODE 1
YEL2415-14
S67
S68
SH 15, REFDES S5, NODE 1
RED5110
SH 10, REFDES F3A-5, NODE 2
YEL0812-33
SH 74, REFDES J50-6, NODE 31
GRN0812-33
SH 74, REFDES J50-6, NODE 30
GRN0813-4
SH 46, REFDES S90, NODE 1
YEL0813-1
SH 46, REFDES S69, NODE 1
S4-17
WHT1500-123
S116
BRN5112-1
SH 46, REFDES J27, NODE 13
ORN5110
SH 11, REFDES F3A-7, NODE 1
S114
WHT1500-124
S21-22
K12
WHT1500-125
S41-32
P84
1
ABS DIAGNOSTIC
GROUND
MAIN CAB ABS CONNECTIONS
ABS
BRAKE
RELAY
ORN5110-3
85-3
BLK3130-1
30-3
YEL3130-1
87A-3
30
GRA3130-1
87-3
85
GRA5110-1
86-3
87A
87
86
R12-1
67
Schematic - 379 Model Family Electrical
R442
2B 3
P15-1
ORN5110-7
GRA5220-3
GRA5220-51
WHT5100-55
GRA5220-52
ORN5110-52
BRN2622-80
WHT5100-56
ORN5110-51
WHT5100-60
BRN2622-79
WHT5100-57
GRA5290-52
GRA5290-51
GRA5290-3
J
K
C
A
E
H
L
B
D
G
F
M
J
K
C
A
E
H
L
B
D
G
F
SEE SH 67
FOR ABS MAIN CAB
CONNECTIONS AT P15
8
J443
S446
M
BLK3130-50
9
GRA3130-50
7
YEL2415-0
10
YEL3130-50
P449
ORN511-50
10
BRN5112-50
ATC
7
GRA5110-50
2B 9
WHT5100-54
8
YEL0813-50
3
GRN0813-50
P450
ORN5110-6
PRP0831-50
B
GRN0831-50
A
BRN2622-70
ABS
OFF ROAD
R441
P443
ABS
CONNECTOR
FUNCTION
SWITCHES
J1587
DATA LINK
CONNECTOR
68
C
P94-6023
P444
S445
P447
S442
J1587 DATA LINK ( + )
14
PRP0831-50
J1587 DATA LINK ( - )
13
GRN0831-50
J1939 DATA LINK ( + )
8
YEL0813-50
J1939 DATA LINK ( - )
7
GRN0813-50
TRAILER ABS WARNING LIGHT
2
BRN5114-1
ATC SWITCH / LIGHT
6
GRA5220-50
S447
1
BLK3130-50
COM
S444
P442
NO
1
GRA3130-50
NC
YEL3130-50
ABS GROUND
1
WHT5100-52
ABS SWITCHED POWER
3
ORN5110-50
STOP LAMP INPUT
9
YEL2415-0
ABS BATTERY POWER
16
RED5110-50
ABS WARNING LIGHT
18
1
J442
S443-1
BRN5114-1
ECU
CONNECTOR
( X1 )
WARNING LT INTERLOCK
15
ABS WARNING LT GND
12
RETARDER RELAY
TRAILER
ABS
S441-1
P441
17
GRA5110-50
5
GRA5230-50
WHT5100-77
1
ATC VALVE ( - )
4
BLK5230-50
WHT5100-70
2
RH REAR SENSOR ( + )
10
BLU5124-50
GRA5230-50
11
RH REAR SENSOR ( - )
11
GRN5124-50
BLK5230-50
12
BLU5124-50
19
GRN5124-50
20
P448
ECU
CONNECTOR
( X2 )
1
BRN5112-50
WHT5100-53
ATC VALVE ( + )
RH FRONT INLET VALVE
4
GRA5134-50
GRA5134-50
8
RH FRONT OUTLET VALVE
7
GRA5133-50
GRA5133-50
4
LH FRONT INLET VALVE
1
GRA5132-50
GRA5132-50
7
LH FRONT OUTLET VALVE
2
GRA5131-50
GRA5131-50
3
RH REAR INLET VALVE
10
GRA5138-50
GRA5138-50
10
RH REAR OUTLET VALVE
13
GRA5137-50
GRA5137-50
6
GRA5136-50
9
RH REAR VALVE COMMON
3RD ENGINE
BRAKE CONNECTIONS
J441
FUNCTION SWITCHES
9
WHT5100-74
LH REAR INLET VALVE
16
GRA5136-50
LH REAR OUTLET VALVE
17
GRA5135-50
GRA5135-50
5
LH REAR SENSOR ( - )
18
GRN5123-50
GRN5123-50
18
LH REAR SENSOR ( + )
15
BLU5123-50
BLU5123-50
17
OFFROAD
ABS
ABS FIREWALL
CONNECTOR
LH REAR VALVE COMMON
12
WHT5100-71
RH FRONT SENSOR ( + )
11
BLU5122-50
BLU5122-50
15
RH FRONT SENSOR ( - )
14
GRN5122-50
GRN5122-50
16
7
ATC
7
9
3
9
B
3
2B
A
1
5
BLU5121-50
LH FRONT SENSOR ( - )
8
GRN5121-50
LH FRONT VALVE COMMON
3
WHT5100-72
RH FRONT VALVE COMMON
6
WHT5100-73
N/C
ECU
CONNECTOR
( X3 )
9
13
GRN5121-50
14
5B
4
S449
8
GRA5139-50
21
GRA5140-50
22
GRA5141-50
23
6
WHT5100-75
LH RR OUTLET VALVE
7
GRA5139-50
RH RR OUTLET VALVE
13
GRA5140-50
LH RR INLET VLAVE
4
GRA5141-50
RH RR INLET VALVE
10
GRA5142-50
LH RR SENSOR ( + )
11
BLU5125-50
LH RR SENSOR ( - )
14
GRN5125-50
GRA5142-50
24
BLU5125-50
25
RH RR SENSOR ( - )
15
1
GRN5125-50
26
BLU5126-50
27
GRN5126-50
28
TWISTED PAIR
4-CHANNEL
OPTIONAL
BLU5126-50
BLU4364-50
29
BLK5232-0
30
GRA5232-0
31
GRN5126-50
GRA5290-50
DIFF LOCK ( + )
2
BLU4364-50
TC VALVE STEER AXLE COMMON
3
BLK5232-1
BLK5232-1
5
GRA5232-1
GRA5232-1
TC VALVE STEER AXLE
10
LEGEND:
32
ABS OFF ROAD SWITCH
4
8
10
BENDIX ABS SYSTEM
8
12
5B
WHT5100-76
LH RR VALVE COMMON
RH RR SENSOR ( + )
6
S448
P445
RH RR VALVE COMMON
BLU5121-50
A
1
6
LH FRONT SENSOR ( + )
B
2B
SH 69, REFDES J455, NODE 4
SH 69, REFDES J455, NODE 5
Schematic - 379 Model Family Electrical
P94-6023
A
PRESSURE
SENSOR # 3
P457
C
B
A
916-4
B
918-1
916-2
C
917-4
919-1
PRESSURE
SENSOR # 2
P456
916-3
A
917-3
B
915-1
C
917-2
PRESSURE
SENSOR # 1
C
P458
S487
STABILITY CONTROL
S488
P480
PRESSURE SENSOR # 1
919-1
TRAILER OUTLET VALVE
12
922-1
TRAILER VALVE RETURN
6
921-1
921-1
2
TRAILER INLET VALVE
2
920-1
920-1
3
PRESSURE SENSOR # 3
3
918-1
BLK5232-1
4
GRA5232-1
5
PRESSURE SENSOR POWER
4
PRESSURE SENSOR COMMON
1
PRESSURE SENSOR # 2
915-1
STEERING ANGLE SENSOR SIGNAL
11
914-1
STEERING ANGLE SENSOR RETURN
10
913-1
8
912-1
7
911-1
STEERING ANGLE SENSOR LO
1
6
5
STEERING ANGLE SENSOR HI
922-1
ABS FIREWALL
CONNECTOR
( SHEET 3 )
7
S483
S484
S485
S486
914-4
8
913-4
9
912-4
10
911-4
11
15
12
14
13
13
14
GRA5232-1
912-5
913-5
914-5
BLK5232-1
911-5
ECU
CONNECTOR
( X4 )
J455
9
D
C
A
B
SH 68, REFDES P445, NODE 5
SH 68, REFDES P445, NODE 3
P492
STEERING ANGLE
SENSOR
LEGEND:
TWISTED PAIR
4-CHANNEL
OPTIONAL
BENDIX ABS-6 CAB HARNESS ( CONTINUED )
69
Schematic - 379 Model Family Electrical
S481
P481
WHT5100-4
1
2
WHT5100-5
3
GRA5131-1
4
GRA5133-1
5
GRA5135-1
6
GRA5137-1
7
GRA5132-1
J482
1
2
3
GRA5138-1
2
GRA5137-1
1
WHT5100-9
RR SENSOR AND PMV CONNECTORS
P483
GRN5124-1
3
BLU5124-1
2
GRA5134-1
BLU5122-1
GRN5122-1
1
GRA5133-1
2
LEGEND:
WHT5100-6
WHT5100-7
WHT5100-8
TWISTED PAIR
WHT5100-9
WHT5100-10
WHT5100-11
4-CHANNEL
OPTIONAL
GRA5134-1
8
ABS FIREWALL CONNECTOR
S482
J481
1
WHT5100-6
RF SENSOR AND PMV CONNECTORS
P482
ABS CHASSIS HARNESS
70
C
P94-6023
9
GRA5136-1
10
GRA5138-1
11
GRA5230-1
GRA5230-1
1
12
BLK5230-1
BLK5230-1
2
13
BLU5121-1
14
GRN5121-1
J483
ATC
CONNECTOR
BLU5122-1
15
16
GRN5122-1
17
BLU5123-1
18
GRN5123-1
19
BLU5124-1
20
GRN5124-1
6 CHANNEL HARNESS
6-CHANNEL
CONNECTOR
J484
31
GRA5139-2
3
WHT5100-14
2
GRA5140-2
1
P484
P488
WHT5100-7
1
1
WHT5100-14
GRA5141-2
3
WHT5100-16
2
GRA5142-2
1
21
GRA5139-1
GRA5139-1
2
2
GRA5139-2
22
GRA5140-1
GRA5140-1
3
3
GRA5140-2
23
GRA5141-1
GRA5141-1
4
4
GRA5141-2
24
GRA5142-1
GRA5142-1
5
5
GRA5142-2
25
BLU5125-1
BLU5125-1
6
6
BLU5125-2
BLU5125-2
2
26
GRN5125-1
GRN5125-1
7
7
GRN5125-2
GRN5125-2
1
27
BLU5126-1
BLU5126-1
8
8
BLU5126-2
28
GRN5126-1
GRN5126-1
9
9
GRN5126-2
WHT5100-10
12
12
WHT5100-16
29
LEFT REAR
REAR MODULATOR
RIGHT REAR
REAR MODULATOR
P489
LEFT REAR
REAR SENSOR
P490
BLU5126-2
GRN5126-2
30
2
1
RIGHT REAR
REAR SENSOR
P491
1
922-3
2
921-3
922-3
3
3
920-3
921-3
2
4
926-3
920-3
5
925-3
1
TRAILER
VALVE
P455-3
6
7
8
914-3
926-3
9
913-3
925-3
10
912-3
11
911-3
1
2
2
1
3
2
1
LF SENSOR AND PMV CONNECTORS
ABS CHASSIS HARNESS
J487
2
BLU5123-1
GRN5123-1
GRA5132-1
P487
1
P486
3
2
GRA5135-1
4
GRA5136-1
3
911-3
WHT5100-8
1
912-3
GRA5131-1
2
913-3
14
WHT5100-11
914-3
13
BLU5121-1
12
P485
YAW RATE
SENSOR
P456-3
GRN5121-1
STABILITY
CONTROL
CONNECTOR
1
P493-3
J486
LR SENSOR AND PMV CONNECTORS
STABILITY
CONTROL
CONNECTOR
Schematic - 379 Model Family Electrical
J1587 DATA LINK A
11
PRP0831-60
J1939 DATA LINK L
1
GRN0813-60
J1939 DATA LINK H
3
YEL0813-60
GRN0831-60
S445-1
YEL5290-60
6
GRA5220-60
4
9
J
E
B
A
L
D
G
F
M
C
H
K
J
E
B
A
L
D
G
F
BRN2622-68
GRN0813-60
YEL0813-60
ORN5110-4
RED5110-61
BRN5112-60
YEL3130-0
GRA3130-0
BLK3130-0
SEE SH 67
FOR ABS MAIN CAB
CONNECTIONS AT P15
1
BLK3130-0
1
GRA3130-0
GRA5110-60
7
ORN5110-65
ABS BATTERY POWER
8
RED5110-61
ABS WARNING LIGHT
15
BRN5112-60
1
YEL3130-0
P442-1
S443
P448-1
P441-1
3
GRA5132-60
6
GRA5131-60
WHT5100-58
1
GRN5121-60
WHT5100-59
2
15
BLU5121-60
GRA5131-60
3
RIGHT FRONT ABS VALVE INLET
1
GRA5134-60
GRA5133-60
4
RIGHT FRONT ABS VALVE OUTLET
4
GRA5133-60
GRA5135-60
5
RIGHT FRONT SENSOR
10
BLU5122-60
GRA5137-60
6
RIGHT FRONT SENSOR
13
GRN5122-60
LEFT FRONT SENSOR
GRA5132-60
7
LEFT REAR ABS VALVE INLET
2
GRA5136-60
GRA5134-60
8
LEFT REAR ABS VALVE OUTLET
5
GRA5135-60
GRA5136-60
9
7
BLK5230-60
GRA5138-60
10
DIF- INLET VALVE
RIGHT REAR ABS VALVE INLET
8
GRA5138-60
GRA5230-60
11
9
GRA5137-60
BLK5230-60
12
LEFT REAR SENSOR
11
GRN5123-60
GRN5121-60
13
LEFT REAR SENSOR
14
BLU5123-60
BLU5121-60
14
DIF+ INLET VALVE
RIGHT REAR ABS VALVE OUTLET
NO
S441
12
LEFT FRONT SENSOR
NC
J441-1
WHT5100-69
14
LEFT FRONT ABS VALVE OUTLET
COM
P444-1
WHT5100-68
ABS SWITCHED POWER
LEFT FRONT ABS VALVE INLET
J443-1
S444-1
YEL5220-0
5
GROUND
8
YEL5220-3
ORN5110-8
13
GROUND
2B 3
K
S442-1
R441-1
2
ECU
CONNECTOR
( X2 )
9
H
GRA5110-60
10
12
ABS ENGINE BRAKE INPUT
7
YEL5220-1
4
YEL5220-2
ABS SWITCH
10
C
3RD ENG BRAKE CONNECTIONS
10
ATC FUNCTION SWITCH
P449-1
P447-1
J1587 DATA LINK B
ATC SWITCH
10
BRN2622-67
7
GRA5220-60
2B 9
WHT1500-162
5B
8
8
ORN5110-1
6
10
3
WHT1500-167
P450-1
M
A
1
ORN5110-0
A
5B
8
B
2B
2B
1
6
ATC
P15-2
3
4
ECU CONNECTOR
( X1 )
ABS CONNECTOR
ABS
9
B
3
WHT1500-161
7
9
BRN2622-0
PRP0831-60
GRN0831-60
7
WHT1500-168
A
YEL5920-61
B
ATC
YEL5290-60
P443-1
FUNCTION
SWITCHES
OFFROAD
ABS
WHT1500-169
J1587
DATA LINK
CONNECTOR
71
C
P94-6023
16
GRA5230-60
BLU5122-60
15
RIGHT REAR SENSOR
17
BLU5124-60
GRN5122-60
16
RIGHT REAR SENSOR
18
GRN5124-60
GRN5123-60
17
BLU5123-60
18
BLU5124-60
19
GRN5124-60
20
ABS FIREWALL
CONNECTOR
LEGEND:
TWISTED PAIR
4-CHANNEL
OPTIONAL
WABCO ABS SYSTEM ( E-BASIC )
Schematic - 379 Model Family Electrical
C
P94-6023
B
A
GRN0831-20
PRP0831-20
J1587
DATA LINK
CONNECTOR
P443-2
P450-2
S442-2
BLU5110-4
3
BLU5110-3
8
7
9
B
3
2B
WHT1500-192
S445-3
P451
PRP0831-20
J1939 DATA LINK L
1
GRN0813-10
J1939 DATA LINK H
3
YEL0813-10
13
BLU5110-0
R441-2
S446-1
BLU5110-5
5
7
ORN5110-22
10
5B
ORN5110-23
10
WHT1500-194
7
BRN2622-99
9
GRA5220-0
3
8
10
7
9
S447-1
3
6
5B
2B
BLU5110-1
8
8
6
GRA5220-0
ABS GROUND
4
WHT5100-18
ABS GROUND
9
WHT5100-19
ABS SWITCHED POWER 7
GRA5110-0
ORN5110-15
ABS BATTERY POWER
8
RED5110-1
ABS WARNING LIGHT
15
BRN5112-10
ORN5110-2
ABS ENGINE BRAKE INPUT
J443-3
S443_c0
BRN2622-100
M
WHT5100-21
C
GRA5110-0
H
GRN0813-10
K
YEL0813-10
J
ORN5110-14
E
MAIN CAB
HARNESS
1
J441-2
COM
1
NC
BLK3130-10
GRA3130-10
YEL3130-10
B
P442-2
P444-2
1
NO
3RD ENG BRAKE CONNECTIONS
WABCO ABS SYSTEM ( E-UNIVERSAL )
B
RED5110-1
A
BRN5112-10
L
YEL3130-10
D
GRA3130-10
G
BLK3130-10
F
A
1
4
S441-3
YEL5290-0
FUNCTION
SWITCHES
ATC
WHT1500-195
ATC FUNCTION SWITCH
14
A
1
6
2B
S444-3
2
ABS SWITCH
WHT1500-193
ABS
P449-2
WHT1500-196
GRN0831-20
11
BLU5110-2
10
J1587 DATA LINK A
ABS ENGINE BRAKE INPUT
9
4
J1587 DATA LINK B
12
ECU CONNECTOR
( X1 )
2B
BRN2622-97
SEE SH 67
FOR ABS MAIN CAB
CONNECTIONS AT P15
10
72
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
WITH J560 CONNECTOR
1
ORN9900-1
J7
P261-3
P262-3
TRAILER
PLUG
CONNECTOR
BLU
WHT
AUX
AUX
WHT9000-4
TRAILER
FIREWALL
CONNECTOR
TRAILER
GROUND
1
J263-3
TRAILER ABS
WHT9000-4
TRAILER
J560
SPARE
J8
1
RED9900-1
SPARE
TRAILER
CIRCUIT
J1-11
B2 B2
ORN9900-1
F2
RED9900-1
F2
E3 E3
BRN9920-1
G2 G2
ORN9920-1
MAIN CAB
FIREWALL
CONNECTOR
BRN9920-1
SH 46, REFDES J27, NODE 14
ORN9920-1
SH 11, REFDES F5A-4, NODE 2
C
73
Schematic - 379 Model Family Electrical
7
9
C
3
SH 46, REFDES J27, NODE 16
2B
B1
B
A
1
SH 46, REFDES J27, NODE 15
6
5B
SH 67, REFDES S67, NODE 1
9
10
5B 2B
CRUISE CONTROL
SET / RESUME
TPS
MODULATOR
P79
DUAL STATION
CONTROL
1
A
B
J54
MAIN
GROUND
1
T5-30
WHT1500-205
8
ORN3111-23
7
WHT3110-21
10
3
GRA3511-12
1
GRN3116-36
P28
BRN2622-74
1
BRN2622-66
P78
GRA3162-7
F
WHT3110-81
E
GRA3163-6
D
WHT3110-79
C
8
GRA3510-4
B
GRA3198-0
A
GRN3115-45
P8
GRA3182-2
D
GRA3394-2
J
GRA3181-2
G
REMOTE PTO
INTERLOCK
ORN3940-1
29
F
BRN2622-65
AMMETER INPUT
AMMETER +5V SUPPLY
C
ORN3100-10
GRN0812-33
B
PRP3184-3
YEL0812-33
30
A
ORN3111-22
31
J1939 DATALINK ( - )
E
SPARE 1
GRN3115-35
{ J1939 DATALINK ( + )
K
ORN3142-6
BRN4311-6
H
BLU3142-4
BRN4312-5
42
P77
GRN3142-4
43
CHECK ENGINE
C
WHT3110-54
SH 46, REFDES S71, NODE 1
GRA3199-0
STOP ENGINE
B
BLU3144-5
SH 46, REFDES , NODE
A
GRA3513-4
47
J52
ADD ON 1 HARNESS
( SEE PAGE 96 )
GRA3192-4
SH 46, REFDES S60, NODE 1
J50-6
MULTIFUNCTION CIRCUIT
ADD ON
2 HARNESS
SH 46, REFDES J31, NODE 9
1
P76
4
SH 67, REFDES S68, NODE 1
SPARE
EE60
GRA3512-4
MATING CONNECTOR: MATES TO CONNECTOR
P103 FOR ALL ENGINES
74
C
P94-6023
BLU4585-3
28
RED1930-9
J1587 DATALINK ( + )
2
PRP0831-19
J1587 DATALINK ( - )
3
GRN0831-19
OPTL IDLE
37
GRA3512-4
STARTER RELAY
38
GRA3513-4
OPTL IDLE SLEEPT
39
ENGINE FAN OVERRIDE
19
GRA3192-4
LVD SENSE
27
RED1210-67
RED1210-67
SH 11 , REFDES, NODE
THROTTLE SUPPLY
12
ORN3142-6
ORN3100-10
SH 52, REFDES S11-2, NODE 1
THROTTLE RETURN
23
GRN3142-4
BRN2622-65
SH 50, REFDES S39 , NODE 1
THROTTLE POSITION
22
BLU3142-4
ORN3940-1
SH 13 , REFDES F1A , NODE 2
DIAGNOSTIC SWITCH
15
PRP3184-3
YEL7111-4
SH 42, REFDES K4 / K9 _ c0, NODE 87-2
S21-24
S4-19
BLU3144-5
9
GRA3181-2
MULTIFUNCTION CIRCUIT
32
GRA3394-2
A / C CLUTCH
4
YEL7111-4
SPARE ENG CIRCUIT # 1
5
E1-6
MULTIFUNCTION CIRCUIT
33
MULTIFUNCTION CIRCUIT
11
GRA3510-4
TPS MODULATOR
18
GRA3511-12
WAIT TO START
40
BRN4323-2
2 SPEED AXLE
16
GRA3631-2
ENGINE BRAKE 1
44
GRA3133-25
ENGINE BRAKE 2
45
GRA3131-15
WHT1500-203
WHT1500-204
MULTIFUNCTION CIRCUIT
S41-34
WHT1500-202
GRA3198-0
8
GRA3161-7
7
GRA3163-7
THROTTLE SENSOR SIGNAL
14
BLU3142-6
XMSN ANALOG RETURN
25
GRN4140-35
THROTTLE SUPPLY
13
BLU3146-16
S27
S29
GRN3116-36
CRUISE ON
CRUISE RESUME
S32
GRN3115-35
GRA3162-6
GRN3115-45
BLU4522-2
17
SH 56, REFDES S11-1, NODE 1
BLU4522-2
SH 46, REFDES J31, NODE 21
ORN3111
SH 12, REFDES F3A-1, NODE 2
WHT1500-204
WHT3110-53
26
CRUISE SET
SH 94, REFDES J58
ORN3100-9
S101-7
46
XMSN TEMP GAUGE
ORN3111-11
GRN3115-50
S102-7
GRN3445-46
SH 94, REFDES J108-7
GRN4140-35
SH 46, REFDES S79, NODE 1
ECM SWITCHED POWER
21
ORN3111-55
GRN3115-48
SH 15, REFDES K11, NODE 30
AMMETER ANALOG RETURN
24
GRN4140-38
GRN4140-38
SH 46, REFDES S79, NODE 1
STARTER
10
ORN3912-2
ORN3912-2
SH 9, REFDES J50, NODE 10
1
ORN3100-55
ORN3100-55
SH 56, REFDES J50-4, NODE 1
GRA2415-3
GRN4140-37
SH 15, REFDES K11, NODE 87A
SH 46, REFDES S79, NODE 1
SERVICE BRAKE SWITCH
20
GRA2415-3
MULTIFUNCTION CIRCUIT
41
GRA3182-2
ECM COMMON
34
GRN3115-33
S46-8
MAIN CAB ENGINE FIREWALL BULKHEAD
P12
E
G
F
H
B
D
ENGINE BRAKE
( SEE PAGE 95 )
A
C
P9
C
F
D
B
E
CRUISE CONTROL
SHIFT LEVER
A
C
A
B
ACCELERATOR
PEDAL
3
8
P29
1
P81
1
9
3
B
2B
1
6
A
B
5B
4
8
SEE
SH 48
GRN3115-37
10
P82
7
P7
WHT3110-87
5B 9
GRN3116-26
2B 7
BRN2622-74
BRN2622-77
6
ORN3111-27
WHT3110-79
GRA3161-8
CRUISE CONTROL
ON / OFF
ORN3111-24
GRN3115-50
BLU3142-6
1
SPARE
EE40
BLU3146-16
P5
BRN2622-75
1
SPARE
EE16
GRN3116-14
P6
ORN3111-39
P70
GRA3163-8
1
ENGINE
SPARE
#1
GRA3161-6
P71
GRA3162-8
1
ENGINE
SPARE
#2
GRN3116-19
FIREWALL
BULKHEAD
GRA3133-25
GRN4140-37
WHT3110-53
35
BRN4323-2
PYROMETER ANALOG RETURN
E2-6
BLU4529-2
BRN2622-76
BRN2622-75
ORN3100-9
WHT3110-80
36
GRA3131-15
E2-6
PYROMETER INPUT
GRN3115-36
6
GRA3631-2
SPARE ENG CIRCUIT # 2
S45-9
E1-6
SWITCHED POWER
10
A
SPARE
EEO1
SPARE
EE01
SEE
SH 47
BLU4529-2
SH 46, REFDES J31 , NODE 23
BRN2622-76
SH 50, REFDES S39, NODE 1
Schematic - 379 Model Family Electrical
B
A
J111
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
P111
11
12
11 12
GRN3117-3
P105
ORN3100-5
B
GRA3193-1
A
GRA3510-1
P106
ORN3100-3
B
GRN3115-5
WHT3110-12
A
WHT3110-0
WHT3110-60
P119
GRA3511-1
2
A
BLU3144-1
RW3111-4
67
B
GRA3512-2
52
P107
GRN3117-2
1
2
2
GRA3513-2
RW3111-2
1
1
P118
GRA3930-1
R101
RW3111-1
53
BLU4529-1
SAE J1939
DATA LINK
TERMINATING
RESISTOR
J118
REMOTE PTO
CONTROLS
A / C PRESS
SWITCH
GRA3170-1
A
A
GRA3195-1
B
B
CLUTCH
SWITCH
GRN3115-4
A
GRN3141-2
B
VEHICLE
SPEED
BLU3141-2
P114
GRA3191-1
C
ENGINE FAN
SOLENOID
WHT3110-2
A
P112
48
65
B
ORN3100-2
P115
NEUTRAL
INTERLOCK
GRA3394-1
D
GRN4140-11
C
GRN4140-1
B
RED1930-4
A
PYROMETER
SENSOR
J112
AMMETER
SENSOR
BLU4585-1
P117
A
PRP4562-7
B
GRN3115-7
P104
ORN3113-1
A
ETHER
SOLENOID
LOW COOLANT
LEVEL
( 4-PIN )
PRP4561-1
C
PRP4562-6
B
GRN3115-2
P116
BRN3393-1
2
WHT3110-13
RW3111-3
P101
CAT
ELECTRONIC
ENGINE ECU
1
WHT3110-63
J107
LOW COOLANT
LEVEL
( 2-PIN )
TOP 2
XMSN
PRP3393-1
ECU
POWER
S101-1
S102-1
1
SH 76, REFDES S111-2, NODE 1
2
SH 76, REFDES S108, NODE 1
J101
SH 76, REFDES S111-2, NODE 1
WHT3110-61
63
WHT3110-62
20
BRN3393-1
19
PRP3393-1
26
PRP4562-6
54
PRP4561-1
49
PRP4562-7
13
GRA3930-1
34
GRN0812-4
50
YEL0812-4
75
C
P94-6023
SH 76, REFDES S111-2, NODE 1
S106
ORN3100-4
SH 76, REFDES S108, NODE 1
SH 76, REFDES P103-3 , NODE 42
SH 76, REFDES S111-2, NODE 1
S109
P103-2
S105-3
GRN0812-6
30
J1939 DATA LINK ( - )
YEL0812-6
31
J1939 DATA LINK ( + )
28
BRN4311-5
23
2
ORN3113-1
33
11
GRA3191-1
7
GRA3193-1
32
BLU3141-2
33
GRN3141-2
60
GRA3513-1
22
GRA3195-1
43
5
GRN3115-3
42
62
GRA3394-1
BLU4529-1
36
PYROMETER SIGNAL
41
GRA3170-1
GRN4140-11
35
PYROMETER SIGNAL GROUND
ENGINE FAN MANUAL OVERRIDE
34
GRN3115-6
ENGINE ECM COMMON
15
GRA3510-1
11
FAST IDLE TORQUE LIMIT
12
GRA3513-3
38
REMOTE PTO RESUME
46
GRA3192-1
GRA3192-1
19
23
GRA3131-1
GRA3131-1
45
ENGINE BRAKE MED / HIGH
40
GRA3133-1
GRA3133-1
44
ENGINE BRAKE LOW / HIGH
35
GRA3162-2
GRA3162-2
17
CRUISE AND PTO SET
59
GRA3161-1
GRA3161-1
8
CRUISE AND PTO ON / OFF
44
GRA3163-2
GRA3163-2
7
CRUISE AND PTO RESUME
10
BRN4323-1
BRN4323-1
40
WAIT TO START
24
AMMETER SENSOR GROUND
GRA3181-1
9
SERVICE BRAKE # 2
GRA3511-2
18
PTO ON / OFF
29
AMMETER SIGNAL
39
REMOTE THROTTLE
21
RED1930-4
64
GRA3181-1
56
GRA3511-3
47
S107
BLU4585-1
S103
68
BLU3144-3
3
GRN3115-0
BLU3144-2
S110-1
32
58
GRA3512-3
GRA3512-1
37
REMOTE PTO SET
9
GRN0831-16
GRN0831-16
3
J1587 DATA LINK ( - )
8
PRP0831-16
PRP0831-16
2
J1587 DATA LINK ( + )
6
GRA3631-1
GRA3631-1
16
SHUTDOWN / 2 SPEED AXLE
12
GRA3182-1
GRA3182-1
41
BRAKESAVER RELAY
SERVICE BRAKE # 1
S104
GRA2415-1
GRA2415-1
20
4
BLU3146-0
BLU3146-0
13
( + ) 8 VOLTS
66
BLU3145-0
BLU3145-0
14
ACCELERATOR POSITION
70
ORN3111-4
ORN3111-4
21
ECM SWITCHED POWER
GRN4140-1
28
AMMETER SUPPLY
RED1260-0
27
LVD VOLTAGE SENSE
RED1260-0
45
J108
1
LVD
VOLTAGE
SENSE
ENGINE - CAT C11 / C13 AND C15
ELECTRONIC ENGINE
FIREWALL
Schematic - 379 Model Family Electrical
SH 75, REFDES P107, NODE A
SH 75, REFDES P111, NODE 8
SH 75, REFDES P112, NODE A
SH 75, REFDES P116, NODE B
P94-6023
WHT3110-2
T9
S111-2
WHT3110-0
WHT3110-11
1
WHT3110-12
ENGINE
GROUND
WHT3110-13
P109-1
SH 75, REFDES P118, NODE 2
SH 75, REFDES S106, NODE 1
WHT3110-14
A
YEL7111-2
B
A / C COMPRESSOR
CLUTCH SOLENOID
ORN3100-2
ORN3100-4
P110-1
S108
WHT3110-1
ORN1220-5
SH 75, REFDES P101, NODE 28
A
B
STARTER
RELAY COIL
BRN4311-5
P103-3
J103
XMSN
TEMP
A
GRN4140-12
B
BLU4522-0
ORN1220-5
10
YEL7111-2
4
ORN3100-1
1
GRN4140-12
25
BLU4522-0
26
E1-0
5
E2-0
6
33
BRN4311-5
42
43
J104
E1
SPARE
47
1
E1-0
J105
E2
SPARE
CONTINUED - CAT C11 / C13 AND C15 ENGINES
1
E2-0
ELECTRONIC ENGINE
FIREWALL
C
76
Schematic - 379 Model Family Electrical
C
P94-6023
FOR MANUAL XMSN
A
P115-1
A
B
C
J108-1
J1939 ( H ) DATA LINK
46
YEL0812-0
2
2
YEL0812-5
J1939 ( L ) DATA LINK
47
GRN0812-0
1
1
GRN0812-5
J1939 ( SHIELD / DRAIN )
37
STARTER LOCKOUT
49
LOW COOLANT LEVEL
28
PRP4562-0
A / C PRESSURE SWITCH
6
GRA3170-0
ECM RETURN
42
CLUTCH SWITCH
15
GRA3195-0
VSS ( + ) INPUT SIGNAL
27
BLU3141-0
VSS ( - ) INPUT SIGNAL
36
GRN3141-0
FAN CLUTCH SOL VALVE
38
GRA3191-0
29
ETHER START
40
GRA3930-0
24
WAIT TO START
50
MAX ENGINE SPEED
14
OEM / ENGINE SENSOR RETURN
32
TACHOMETER OUPUT DRIVER
41
J101-1
A
B
J103-1
A
B
ENGINE
SIDE
BLU4522-1
26
TRANSMISSION OIL TEMP
GRN4140-15
25
TRANSMISSION OIL TEMP RETURN
YEL7111-3
4
A / C CLUTCH
10
STARTER RELAY COIL
ORN3100-6
1
SWITCHED POWER
E2-1, WHT
6
SPARE ENGINE CIRCUIT # 2
5
SPARE ENGINE CIRCUIT # 1
P103-4
28
GRN3116-0
RED1260-1
27
YEL0812-5
31
GRN0812-5
30
PRP0813-17
PRP0813-17
2
J1587 / 1708 ( - ) DATA LINK
20
GRN0813-17
GRN0813-17
3
IDLE SHTDN-RELAY
48
BLU4529-0
36
CHECK ENGINE LAMP ( AMBER )
44
GRN4140-13
35
STOP ENGINE LAMP ( RED )
43
AMBIENT AIR TEMPERATURE
19
OBD LAMP
45
SWITCH RETURN
34
GRN3115-9
SERVICE BRAKE
5
GRA2415-0
GRA2415-0
20
CENTINEL-MAKEUP TANK SW
12
OEM PRESSURE
35
IGNITION KEY SWITCH
39
MANUAL FAN OVERRIDE SW
17
DIAGNOSTIC SWITCH
2
OEM TEMPERATURE
31
ACCEL POSITION SUPPLY
22
CAB ACCEL POSITION
9
ACCEL POSITION RETURN
23
IDLE VALIDATION, OFF IDLE
1
BLU3146-1
IDLE VALIDATION, ON IDLE
11
CRUISE CONTROL ON / OFF
16
CRUISE CONTROL SET / COAST
BRN4311-0
S103-1
BRN4312-0
ENGINE
HARNESS
AMMETER INPUT
AMMETER RETURN
AMMETER +5V FEED
E1-1, WHT
LVD VOLTAGE SENSE
1
J1939 DATALINK ( - )
E2-1, WHT
1
J1587 / 1708 ( - ) DATA LINK
PYROMETER INPUT
P110-2
PYROMETER RETURN
ORN1220-0
WHT3110-9
CHECK ENGINE LAMP ( AMBER )
BRN4312-0
43
STOP ENGINE LAMP ( RED )
GRN3115-8
34
B
A
SWITCH RETURN
SERVICE BRAKE
WAIT TO START
38
21
GRA3192-0
GRA3192-0
19
PRP4931-0
PRP4931-0
15
IGNITION KEY SWITCH
MANUAL FAN OVERRIDE SW
DIAGNOSTIC SWITCH
16
ORN3142-0
ORN3142-0
12
BLU3142-0
22
GRN3142-0
23
BLU3146-1
13
BLU3145-1
BLU3145-1
14
GRA3161-0
GRA3161-0
8
25
GRA3162-0
GRA3162-0
17
CRUISE CONTROL RES / ACCEL
24
GRA3163-0
GRA3163-0
7
TACHOGRAPH
30
REMOTE PTO ENABLE
4
ENG BRAKE SEL SW 3 ( 50% )
7
ENG BRAKE SEL SW 2 ( 33% )
8
ENG BRAKE SEL SW 1 ( 17% )
18
ENG FAN SOLENOID RETURN
29
ETHER SOLENOID RETURN
33
OEM SENSOR SUPPLY ( + )
21
PRP3144-0
REMOTE ACCEL POSITION
26
BLU3144-0
REMOTE ACCEL ENABLE
3
PRP3143-0
TORQUE LIMIT SWITCH
13
GRA3193-0
BLU3142-0
GRN3142-0
GRA3510-0
GRA3511-0
GRA3511-0
GRA3133-0
11
18
ACCEL POSITION SUPPLY
CAB ACCEL POSITION
ACCEL POSITION RETURN
IDLE VALIDATION, OFF IDLE
IDLE VALIDATION, ON IDLE
CRUISE CONTROL ON / OFF
CRUISE CONTROL SET / COAST
CRUISE CONTROL RES / ACCEL
REMOTE PTO INTERLOCK
REMOTE PTO ENABLE
46
GRA3131-0
GRA3131-0
S101-2
GRA3133-2
GRA3133-3
45
44
ENG BRAKE 2 ( LOW-HIGH )
ENG BRAKE 1 ( MED-HIGH )
GRN3117-0
GRN3117-1
WHT3110-16
S111-3
P111-1
ENGINE
HARNESS
J111-1
GRA3510-0
6
6
REMOTE PTO INTERLOCK
ORN3100-6
7
7
SWITCHED POWER
GRN3116-1
11
11
REMOTE ACCEL SENSOR RETURN
PRP3144-0
10
10
REMOTE ACCEL SENSOR SUPPLY
P102
BLU3144-0
4
4
REMOTE ACCEL POSITION SENSE
2
PRP3143-0
12
12
REMOTE ACCEL ENABLE
3
3
ECM SWITCH RETURN
9
9
TORQUE LIMIT SWITCH
8
8
1
WHT3110-15
ECM SUPPLY ( + )
4
RW3111-0
GRN3115-34
GRA3193-0
3
WHT3110-65
J107-1
ENGINE
HARNESS
2
1
ECU POWER
FUSE HARNESS
T101-1
CHASSIS GROUND
1
ENGINE HARNESS
ENGINE
GROUND
DUAL STATION CONTROLS
E2
SPARE
ENGINE
J1587 / 1708 ( + ) DATA LINK
42
ORN3111-0
ORN3111-0
E1
SPARE
ENGINE
J105-1
J1939 DATALINK ( + )
BRN4311-0
40
TO MAIN CAB
HARNESS
J104-1
37
S106-1
ECM SUPPLY RETURN
CAB
SIDE
P103-4
E1-1, WHT
10
TO
CUMMINS CM870
CONTROLLER
P109-2
1
FIREWALL
XMSN TEMP
SENSOR
ORN1220-0
J1587 / 1708 ( + ) DATA LINK
ECM SWITCHED PWR
A / C COMPRESSOR
CLUTCH
YEL7111-3
B
LVD
VOLTAGE
SENSE
AMMETER
WHT3110-7
P114-1
B
P119-1
PYROMETER
RED1260-1
B
BLU4585-0
A
RED1930-5
B
GRN4140-14
A
BLU4529-0
P107-1
BLU3141-0
A
B
GRN3141-0
P112-1
A
GRA3191-0
J112-1
GRN3117-0
D
B
GRA3930-0
E
GRN3115-10
A
A
GRA3195-0
B
GRA3170-0
P117-1
GRN3115-11
R101-1
PRP4562-0
COOLING
MODULE
HARNESS
GRN3116-2
ENGINE
TO
HARNESS
CUMMINS CM870
ENGINE CONTROL
MODULE
P101-1
P106-1
GRN3117-1
CLUTCH
SWITCH
SAE J1939
DATA LINK
TERMINATING
RESISTOR
ENGINE FAN
VEHICLE
SOLENOID
SPEED SENSOR
( 12V = FAN OFF )
( ECU )
GRN4140-13
ETHER
SOLONOID
ELEC ENGINE
CAB HARNESS
ENGINE
SIDE
CAB
SIDE
FIREWALL
ENGINE - CUM ISM
STARTER
RELAY COIL
77
Schematic - 379 Model Family Electrical
78
C
P94-6023
FOR MANUAL XMSN
STARTER LOCKOUT
A
B
C
P108
A
B
C
P109-3
A
B
YEL7111-6
P115-2
J103-2
49
28
PRP4562-8
A / C PRESSURE SWITCH
6
GRA3170-5
42
GRN3117-5
CLUTCH SWITCH
15
GRA3195-3
VSS ( + ) INPUT SIGNAL
27
VSS ( - ) INPUT SIGNAL
36
FAN CLUTCH SOL VALVE
38
GRID HEATER / ETHER START
40
WAIT TO START
50
MAX ENGINE SPEED
14
OEM / ENGINE SENSOR RETURN
32
TACHOMETER OUPUT DRIVER
41
BLU3141-3
P103-5
29
AMMETER INPUT
GRA3121-3
24
AMMETER RETURN
28
AMMETER +5V FEED
B
BLU4522-5
26
TRANSMISSION OIL TEMP
GRN4522-0
25
TRANSMISSION OIL TEMP RETURN
YEL7111-6
4
A / C CLUTCH
ORN1220-10
10
STARTER RELAY COIL
ORN3100-0
1
SWITCHED POWER
E2-2, WHT
6
SPARE ENGINE CIRCUIT # 2
SPARE ENGINE CIRCUIT # 1
E1-2, WHT
5
BLU4521-0
9
BRN3121-0
32
BLU4521-0
27
YEL0812-36
31
J1939 DATALINK ( + )
GRN0812-36
30
J1939 DATALINK ( - )
1
10
PRP0831-17
PRP0831-17
2
20
GRN0831-17
GRN0831-17
3
J1587 / 1708 ( - ) DATA LINK
IDLE SHTDN - RELAY
48
BLU4529-4
36
PYROMETER INPUT
CHECK ENGINE LAMP ( AMBER )
44
BRN4311-1
GRN4140-16
35
PYROMETER RETURN
STOP ENGINE LAMP ( RED )
43
BRN4312-1
37
ORN1220-10
B
AMBIENT AIR TEMPERATURE
19
BRN4311-1
42
WHT3110-28
A
OBD LAMP
45
BRN4312-1
43
SWITCH RETURN
34
GRN3115-14
GRN3115-15
34
SWITCH RETURN
SERVICE BRAKE
5
GRA2415-5
GRA2415-5
20
SERVICE BRAKE
CENTINEL-MAKEUP TANK SW
12
OEM PRESSURE
35
40
39
ORN3111-19
ORN3111-19
21
MANUAL FAN OVERRIDE SW
17
GRA3192-2
GRA3192-2
19
MANUAL FAN OVERRIDE SW
DIAGNOSTIC SWITCH
2
PRP4931-2
PRP4931-2
15
DIAGNOSTIC SWITCH
OEM TEMPERATURE
31
ACCEL POSITION SUPPLY
22
ORN3142-2
ORN3142-2
12
ACCEL POSITION SUPPLY
CAB ACCEL POSITION
9
GRN3142-2
GRN3142-2
22
CAB ACCEL POSITION
ACCEL POSITION RETURN
23
BLU3142-2
BLU3142-2
23
ACCEL POSITION RETURN
IDLE VALIDATION, OFF IDLE
1
BLU3146-2
BLU3146-2
13
IDLE VALIDATION, OFF IDLE
IDLE VALIDATION, ON IDLE
11
BLU3145-2
BLU3145-2
14
IDLE VALIDATION, ON IDLE
CRUISE CONTROL ON / OFF
16
GRA3161-4
GRA3161-4
8
CRUISE CONTROL ON / OFF
CRUISE CONTROL SET / COAST
25
GRA3162-4
GRA3162-4
17
CRUISE CONTROL SET / COAST
GRA3163-4
7
CRUISE CONTROL RES / ACCEL
GRA3510-3
11
REMOTE PTO INTERLOCK
GRA3511-5
18
REMOTE PTO ENABLE
30
REMOTE PTO ENABLE
4
ENG BRAKE SEL SW 3 ( 50% )
7
ENG BRAKE SEL SW 2 ( 33% )
8
ENG BRAKE SEL SW 1 ( 17% )
18
ENG FAN SOLENOID RETURN
29
ETHER SOLENOID RETURN
33
OEM SENSOR SUPPLY ( + )
21
REMOTE ACCEL POSITION
26
REMOTE ACCEL ENABLE
3
TORQUE LIMIT SWITCH
13
E2
SPARE
ENGINE
P110-3
16
GRA3163-4
GRA3511-5
GRA3133-4
STARTER
RELAY COIL
T105
GRID
HEATER
RELAY # 1
1
T102-3
RED3121-1
T103
GRID
HEATER
#2
1
1
GRID
HEATER
#1
T106
RED3122-1
1
GRID
HEATER
RELAY # 2
46
GRA3131-6
GRA3131-6
S101-3
GRA3133-5
GRA3133-6
45
ENG BRAKE 2 ( LOW-HIGH )
44
ENG BRAKE 1 ( MED-HIGH )
T104
INTAKE
AIR HEATER
1
T107
RED3920-5
1
STARTER
POSITIVE
GRN3117-7
ENGINE
HARNESS
P111-2 J111-2
PRP3144-2
6
6
REMOTE PTO INTERLOCK
ORN3100-0
7
7
SWITCHED POWER
GRN3116-5
11
11
REMOTE ACCEL SENSOR RETURN
PRP3144-2
10
10
REMOTE ACCEL SENSOR SUPPLY
4
4
REMOTE ACCEL POSITION SENSE
PRP3143-3
12
12
REMOTE ACCEL ENABLE
GRN3115-13
3
3
ECM SWITCH RETURN
GRA3193-2
9
9
TORQUE LIMIT SWITCH
WHT3110-29
8
8
CHASSIS GROUND
GRA3510-3
S111-4
PRP3143-3
GRA3193-2
ECM SWITCHED PWR
2
ECM SUPPLY RETURN
1
WHT3110-25
ECM SUPPLY ( + )
4
RW3111-5
3
WHT3110-25
P102-2
J107-2
ENGINE
HARNESS
2
1
ECU POWER
FUSE HARNESS
T101-2
WHT3110-26
TACHOGRAPH
1
WAIT TO START
IGNITION KEY SWITCH
24
E1-2, WHT
38
IGNITION KEY SWITCH
CRUISE CONTROL RES / ACCEL
E1
SPARE
ENGINE
J105-2
J1587 / 1708 ( - ) DATA LINK
BRN4323-3
WATER
TEMP
SWITCH
J104-2
E1-2, WHT
J1587 / 1708 ( + ) DATA LINK
S103-2
TO MAIN CAB
HARNESS
1
J1587 / 1708 ( + ) DATA LINK
S106-2
CAB
SIDE
P103-5
J106
LVD VOLTAGE SENSE
RED1260-2
GRN3116-3
A
ENGINE
SIDE
ENGINE
HARNESS
GRN3141-3
GRA3191-3
BRN4323-3
FIREWALL
A / C COMPRESSOR XMSN TEMP
SENSOR
CLUTCH
WHT3110-27
A
BRN3121-0
B
GRID
HEATER
J101-2
LOW COOLANT LEVEL
ECM RETURN
P114-2
AMMETER
GRN3117-5
37
PYROMETER
GRA3121-3
J1939 ( SHIELD / DRAIN )
P119-2
B
BLU4585-2
GRN0812-36
A
RED1930-14
1
VEHICLE
SPEED SENSOR
( ECU )
B
GRN4140-17
1
A
BLU4529-4
GRN0812-12
1
P107-2
GRN4140-16
47
J108-2
BLU3141-3
J1939 ( L ) DATA LINK
B
GRN3141-3
YEL0812-36
A
GRA3191-3
2
P106-2
ENGINE FAN
SOLENOID
( 12V = FAN OFF )
GRN3117-7
2
B
LVD
VOLTAGE
SENSE
RED1260-2
YEL0812-12
A
GRA3195-3
46
P105-1
GRA3170-5
J1939 ( H ) DATA LINK
B
GRN3115-18
R101-2
P101-2
A
GRN3116-9
ENGINE
HARNESS
P104-1
PRP4562-8
TO
CUMMINS CM870
ENGINE CONTROL
MODULE
SAE J1939
DATA LINK
TERMINATING
RESISTOR
CLUTCH
SWITCH
A/C
PRESSURE
SWITCH
GRN3115-12
LOW
COOLANT
LEVEL
1
ENGINE
GROUND
BLU3144-6
ENGINE HARNESS
DUAL STATION CONTROLS
ELEC ENGINE
CAB HARNESS
ENGINE
SIDE
CAB
SIDE
FIREWALL
USAGE:
USE ON 330 / 379 CHASSIS FAMILY
WITH CUMMINS ISC / ISL ENGINES WITH
CM850 CONTROLLER.
ENGINE - CUM ISC / ISL
Schematic - 379 Model Family Electrical
C
P94-6023
FOR MANUAL XMSN
PYROMETER
P114-3
B
A
AMMETER
P115-3
A
B
A / C COMPRESSOR
CLUTCH
P109-4
C
A
B
YEL7111-5
P119-3
B
BLU4585-5
A
RED1930-7
VEHICLE
SPEED SENSOR
( ECU )
B
GRN4140-25
A
BLU4529-10
1
P107-3
GRN4140-20
J108-3
BLU3141-4
B
B
GRN3141-4
A
A
GRA3191-4
P112-2
P106-3
ENGINE FAN
SOLENOID
( 12V = FAN OFF )
GRN3117-8
B
LVD
VOLTAGE
SENSE
RED1260-5
A
GRA3195-4
J112-2
GRA3930-5
D
GRN3117-9
GRA3170-3
E
GRN3115-25
PRP4562-10
R101-3
A
CLUTCH
SWITCH
WHT3110-30
ENGINE
TO
HARNESS
CUMMINS CM870
ENGINE CONTROL
MODULE
P101-3
B
GRN3116-8
P117-2
SAE J1939
DATA LINK
TERMINATING
RESISTOR
ETHER
SOLONOID
GRN3115-30
COOLING
MODULE
HARNESS
J1939 ( H ) DATA LINK
46
YEL0812-8
2
2
J1939 ( L ) DATA LINK
47
GRN0812-8
1
1
J1939 ( SHIELD / DRAIN )
37
STARTER LOCKOUT
49
LOW COOLANT LEVEL
28
PRP4562-10
A / C PRESSURE SWITCH
6
GRA3170-3
ECM RETURN
42
CLUTCH SWITCH
15
GRA3195-4
VSS ( + ) INPUT SIGNAL
27
BLU3141-4
VSS ( - ) INPUT SIGNAL
36
FAN CLUTCH SOL VALVE
38
GRID HEATER / ETHER START
40
WAIT TO START
50
MAX ENGINE SPEED
14
OEM / ENGINE SENSOR RETURN
32
TACHOMETER OUPUT DRIVER
41
J1587 / 1708 ( + ) DATA LINK
10
PRP0831-18
J1587 / 1708 ( - ) DATA LINK
20
GRN0831-18
IDLE SHTDN-RELAY
48
CHECK ENGINE LAMP ( AMBER )
44
STOP ENGINE LAMP ( RED )
43
AMBIENT AIR TEMPERATURE
19
OBD LAMP
45
SWITCH RETURN
34
SERVICE BRAKE
5
CENTINEL-MAKEUP TANK SW
12
OEM PRESSURE
35
IGNITION KEY SWITCH
39
ORN3111-25
ORN3111-25
21
IGNITION KEY SWITCH
MANUAL FAN OVERRIDE SW
17
GRA3192-5
GRA3192-5
19
MANUAL FAN OVERRIDE SW
DIAGNOSTIC SWITCH
2
PRP4931-3
PRP4931-3
15
DIAGNOSTIC SWITCH
OEM TEMPERATURE
31
ACCEL POSITION SUPPLY
22
ORN3142-3
ORN3142-3
12
ACCEL POSITION SUPPLY
CAB ACCEL POSITION
9
BLU3142-3
BLU3142-3
22
CAB ACCEL POSITION
ACCEL POSITION RETURN
23
GRN3142-3
GRN3142-3
23
ACCEL POSITION RETURN
IDLE VALIDATION, OFF IDLE
1
BLU3146-3
BLU3146-3
13
IDLE VALIDATION, OFF IDLE
IDLE VALIDATION, ON IDLE
11
BLU3145-3
BLU3145-3
14
IDLE VALIDATION, ON IDLE
CRUISE CONTROL ON / OFF
16
GRA3161-3
GRA3161-3
8
CRUISE CONTROL ON / OFF
CRUISE CONTROL SET / COAST
25
GRA3162-3
GRA3162-3
17
CRUISE CONTROL SET / COAST
CRUISE CONTROL RES / ACCEL
24
GRA3163-3
GRA3163-3
7
CRUISE CONTROL RES / ACCEL
TACHOGRAPH
30
GRA3510-5
11
REMOTE PTO INTERLOCK
REMOTE PTO ENABLE
4
18
REMOTE PTO ENABLE
ENG BRAKE SEL SW 3 ( 50% )
7
ENG BRAKE SEL SW 2 ( 33% )
8
ENG BRAKE SEL SW 1 ( 17% )
18
ENG FAN SOLENOID RETURN
29
ETHER SOLENOID RETURN
33
OEM SENSOR SUPPLY ( + )
21
PRP3144-3
REMOTE ACCEL POSITION
26
BLU3144-4
REMOTE ACCEL ENABLE
3
PRP3143-5
TORQUE LIMIT SWITCH
13
GRA3193-5
B
CAB
SIDE
P103-6
BLU4522-6
26
TRANSMISSION OIL TEMP
GRN4140-23
25
TRANSMISSION OIL TEMP RETURN
YEL7111-5
4
A / C CLUTCH
ORN1220-6
10
STARTER RELAY COIL
ORN3100-7
1
SWITCHED POWER
E2-3, WHT
6
SPARE ENGINE CIRCUIT # 2
E1-3, WHT
5
SPARE ENGINE CIRCUIT # 1
TO MAIN CAB
HARNESS
P103-6
GRN3141-4
GRA3191-4
29
GRA3930-5
24
GRN3116-4
S103-3
BRN4311-4
AMMETER INPUT
AMMETER RETURN
28
AMMETER +5V FEED
RED1260-5
27
LVD VOLTAGE SENSE
YEL0812-26
31
J1939 DATALINK ( + )
GRN0812-26
30
J1939 DATALINK ( - )
PRP0831-18
2
J1587 / 1708 ( + ) DATA LINK
GRN0831-18
3
J1587 / 1708 ( - ) DATA LINK
BLU4529-10
36
PYROMETER INPUT
GRN4140-20
35
PYROMETER RETURN
BRN4312-4
37
S106-3
GRN3115-20
BRN4311-4
42 CHECK ENGINE LAMP ( AMBER )
BRN4312-4
43 STOP ENGINE LAMP ( RED )
GRN3115-21
GRA2415-18
GRA2415-18
34
SWITCH RETURN
20
SERVICE BRAKE
J104-3
E1-3, WHT
B
A
46
GRA3131-8
S101-5
GRA3133-9
GRA3131-8
45
ENG BRAKE 2 ( LOW-HIGH )
GRA3133-10
44
ENG BRAKE 1 ( MED-HIGH )
GRN3117-8
GRN3117-9
P111-3
S111-5
2
ECM SUPPLY RETURN
1
WHT3110-20
ECM SUPPLY ( + )
4
RW3111-6
WHT3110-31
ECM SWITCHED PWR
RW3111-7
J107-3
ENGINE
HARNESS
6
REMOTE PTO INTERLOCK
7
7
SWITCHED POWER
11
11
REMOTE ACCEL SENSOR RETURN
PRP3144-3
10
10
REMOTE ACCEL SENSOR SUPPLY
BLU3144-4
4
4
REMOTE ACCEL POSITION SENSE
PRP3143-5
12
12
REMOTE ACCEL ENABLE
GRN3115-19
3
3
ECM SWITCH RETURN
GRA3193-5
9
9
2
1
ECU POWER
FUSE HARNESS
P113
2
TORQUE LIMIT SWITCH
WHT3110-32
8
8
1
PRIMING
PUMP
CHASSIS GROUND
ORN3100-7
GRN3116-7
WHT3110-20
WHT3110-33
WHT3110-33
T101-3
1
ENGINE GROUND
J111-3
6
GRA3510-5
ENGINE HARNESS
DUAL STATION CONTROLS
ENGINE
HARNESS
ELEC ENGINE
CAB HARNESS
ENGINE
SIDE
E1
SPARE
ENGINE
E2
SPARE
ENGINE
P110-4
WHT3110-34
16
GRA3133-8
1
ORN1220-6
38
GRA3511-8
1
J105-3
E2-3, WHT
40 WAIT TO START
GRA3511-8
3
A
ENGINE
SIDE
ENGINE
HARNESS
P102-3
TO
CUMMINS CM870
CONTROLLER
J103-3
J101-3
FIREWALL
XMSN TEMP
SENSOR
CAB
SIDE
FIREWALL
ENGINE - CUM ISX
STARTER
RELAY COIL
79
Schematic - 379 Model Family Electrical
A
PYROMETER
P114-4
B
A
AMMETER
P115-5
A
B
C
BLU4585-17
A
B
RED1930-27
B
P112-4
GRN4140-36
A
BLU4529-5
B
GRN4140-19
P107-4
ETHER
SOLENOID
J112-4
GRN3118-0
B
GRN3117-15
P119-4
A
ENGINE FAN
SOLENOID
GRA3191-5
B
BLU3141-5
A
VEHICLE
SPEED SENSOR
( ECU )
GRN3141-5
P106-4
GRA3195-5
A
GRN3115-67
D
GRN3116-10
E
GRA3170-8
P101-4
B
GRN3115-28
ENGINE
HARNESS
P117-4
PRP4562-15
TO
CUMMINS CM870
CONTROLLER
1
RW1260-10
J108-4
CLUTCH
SWITCH
GRA3930-10
FOR MANUAL XMSN
COOLING
MODULE
HARNESS
LVD
VOLTAGE
SENSE
C
P94-6023
YEL0812-15
SH 81 , REFDES R101-4, NODE 2
GRN0812-15
SH 81 , REFDES R101-4, NODE 1
YEL0812-22
SH 81 , REFDES S113-2, NODE 1
GRN0812-22
SH 81 , REFDES S112-3, NODE 1
ECM RETURN
42
WHT3110-57
SH 81 , REFDES T101-4, NODE 1
STARTER LOCKOUT
49
RW3111-10
SH 81 , REFDES J107-4, NODE 2
J1939 ( H ) DATA LINK
46
YEL0812-15
ORN3100-57
SH 81 , REFDES P103-8, NODE 1
J1939 ( L ) DATA LINK
47
GRN0812-15
J1939 ( SHIELD / DRAIN )
37
ORN3111-30
PRP0831-21
SH 81 , REFDES S115-2, NODE 1
SH 81 , REFDES J119, NODE 10
A / C PRESSURE SWITCH
28
GRN0831-21
SH 81 , REFDES J119, NODE 9
ECM RETURN
6
GRA3170-8
ORN3111-10
SH 81 , REFDES P120, NODE 30
CLUTCH SWITCH
15
GRA3195-5
WHT3110-55
SH 81 , REFDES S111-6, NODE 1
VSS ( + ) INPUT SIGNAL
27
BLU3141-5
GRA3913-6
SH 81 , REFDES S104-2, NODE 1
VSS ( - ) INPUT SIGNAL
36
GRN3141-5
BLK3913-2
SH 81 , REFDES S106-4, NODE 1
FAN CLUTCH SOL VALVE
38
GRA3191-5
ETHER START
40
GRA3930-10
WAIT TO START
50
MAX ENGINE SPEED
14
GRA3183-5
OEM / ENGINE SENSOR RETURN
32
GRN3116-6
TACHOMETER OUPUT DRIVER
41
J1587 / 1708 ( + ) DATA LINK
10
J1587 / 1708 ( - ) DATA LINK
20
IDLE SHTDN-RELAY
48
CHECK ENGINE LAMP ( AMBER )
44
BRN4311-3
STOP ENGINE LAMP ( RED )
43
ENG FAN SOLENOID RETURN
29
ETHER SOLENOID RETURN
PRP4562-15
P103-7
BLU4585-17
29
AMMETER INPUT
GRN4140-36
24
AMMETER RETURN
RED1930-27
28
AMETER +5V FEED
GRN0812-22
30
J1939 DATA LINK ( - )
YEL0812-22
31
J1939 DATA LINK ( + )
PRP0831-22
PRP0831-23
2
J1587 DATA LINK ( + )
GRN0831-22
GRN0831-23
3
J1587 DATA LINK ( - )
9
MAX SPEED SWITCH
S107-3
S117-2
S118-2
GRA3183-5
BLU4529-5
36
BRN4312-3
GRN4140-19
35
PYROMETER RETURN
GRN3117-15
BRN4311-3
42
CHECK ENGINE LAMP ( AMBER )
33
GRN3118-0
BRN4312-3
43
STOP ENGINE LAMP ( RED )
SWITCH RETURN
34
GRN3115-26
SERVICE BRAKE
5
GRA2415-2
CENTINEL-MAKEUP TANK SW
12
OEM PRESSURE
35
16
IGNITION KEY SWITCH
39
ORN3111-10
ORN3111-30
21
IGNITION KEY SWITCH
MANUAL FAN OVERRIDE SW
17
GRA3192-3
GRA3192-3
19
MANUAL FAN OVERRIDE SW
DIAGNOSTIC SWITCH
2
PRP3184-2
PRP3184-2
15
DIAGNOSTIC SWITCH
OEM TEMPERATURE
31
RW1260-10
27
LVD VOLTAGE SENSE
ACCEL POSITION SUPPLY
22
ORN3142-5
ORN3142-5
12
ACCEL POSITION SUPPLY
CAB ACCEL POSITION
9
BLU3142-5
BLU3142-5
22
CAB ACCEL POSITION
ACCEL POSITION RETURN
23
GRN3142-5
GRN3142-5
23
ACCEL POSITION RETURN
IDLE VALIDATION , OFF IDLE
1
BLU3146-5
BLU3146-5
13
IDLE VALIDATIO , OFF
IDLE VALIDATION , ON IDLE
11
BLU3145-6
BLU3145-6
14
IDLE VALIDATION , ON
CRUISE CONTROL ON / OFF
16
GRA3161-5
GRA3161-5
8
CRUISE ON / OFF
CRUISE CONTROL SET / COAST
25
GRA3162-5
GRA3162-5
17
CRUISE SET / COAST
CRUISE CONTROL RES / ACCEL
24
GRA3163-5
TACHOGRAPH
30
REMOTE PTO ENABLE
4
GRA3511-10
ENG BRAKE SEL SW 3 ( 50% )
7
GRA3133-20
ENG BRAKE SEL SW 2 ( 33% )
8
GRA3131-10
ENG BRAKE SEL SW 1 ( 17% )
18
GRA3133-21
AMBIENT AIR TEMPERATURE
19
OBD LAMP
45
OEM SENSOR SUPPLY ( + )
21
PRP3144-6
REMOTE ACCEL POSITION
26
BLU3144-8
REMOTE ACCEL ENABLE
3
PRP3143-7
13
GRA3193-7
TORQUE LIMIT SWITCH
S114-1
MAG SW
POWER T102
S101-4
P102-4
1
WHT3110-57
ECM SUPPLY ( + )
4
RW3111-10
ECM RETURN
2
ECM SUPPLY ( + )
3
TO
CUMMINS CM870
CONTROLLER
ENGINE
HARNESS
ENGINE - CUM ISM ( BJ SERVICES )
GRN3115-27
34
GRA2415-2
20
SERVICE BRAKE
40
WAIT TO START
6
6
REMOTE PTO INTERLOCK
7
7
SWITCHED POWER
GRN3116-16
11 11
REMOTE ACCEL SENSOR RETURN
PRP3144-6
10 10
REMOTE ACCEL SENSOR SUPPLY
BLU3144-8
4
PRP3143-7
12 12
REMOTE ACCEL ENABLE
GRN3115-31
3
3
ECM SWITCH RETURN
GRA3193-7
9
9
TORQUE LIMIT SWITCH
WHT3110-55
8
8
CHASSIS GROUND
4
GRA3163-5
7
CRUISE RESET / ACCEL
11
REMOTE PTO INTERLOCK
GRA3511-10
18
REMOTE PTO ENABLE
GRA3124-1
32
MAG SWITCH
GRA3131-10
45
ENGINE BRAKE # 2 ( LOW / HIGH )
GRA3133-22
44
ENGINE BRAKE # 1 ( MED / HIGH )
46
BLK3913-2
41
REMOTE START / RUN
GRA3913-6
33
REMOTE START / RUN
38
REMOTE ACCEL POSITION SENSE
PTO 1 REMOTE
STATION CONTROL
SWITCH RETURN
GRA3510-7
J111-4
P111-4
ECM SUPPLY RETURN
1
PYROMETER INPUT
ENGINE
HARNESS
ENGINE
SIDE
TO
ELEC ENGINE
CAB HARNESS
CAB
SIDE
FIREWALL
80
Schematic - 379 Model Family Electrical
SH 80, REFDES P103-7, NODE 31
SH 80, REFDES P103-7, NODE 30
P94-6023
YEL0812-22
GRN0812-22
SAE J1939 DATA
LINK TERMINATING
RESISTOR
R101-4
SH 80, REFDES P101-4, NODE 46
SH 80, REFDES P101-4, NODE 47
SH 80, REFDES S117-2, NODE 1
SH 80, REFDES S118-2, NODE 1
YEL0812-15
YEL0812-15
2
2
YEL0812-34
GRN0812-15
GRN0812-15
1
1
GRN0812-34
J101-4
S112-3
PRP0831-21
GRN0812-34
GRN0831-21
S113-2
YEL0812-34
SH 80, REFDES P101-4, NODE 39
SH 80, REFDES P102-4, NODE 1
SH 80, REFDES P102-4, NODE 4
SH 80, REFDES P111-4, NODE 8
SH 80, REFDES P111-4, NODE 7
SH 80, REFDES P103-7, NODE 33
SH 80, REFDES P103-7, NODE 41
SH 80, REFDES P103-7, NODE 21
ORN3111-10
WHT3110-57
RW3111-10
J119
WHT3110-55
YEL0812-35
12
GRN0812-35
11
ORN3100-57
5
GRA3913-6
BLK3913-2
ORN3111-30
PRP0831-21
10
GRN0831-21
9
ORN3111-28
7
ORN3111-34
8
ORN1220-25
S111-6
P120
30
6
P109-5
REMOTE RUN
87A
PTO 2 REMOTE
STATION CONTROL
WHT3110-39
A
YEL7111-10
B
A/C
COMPRESSOR
CLUTCH }
ORN3111-10
87
30
87
ORN3111-34
86
85
85
GRA3913-3
86
BLK3913-0
87A
ORN3111-29
J103-4
S115-2
GRN4140-34
A
BLU4522-23
B
XMSN TEMP
SENSOR
REMOTE START
P121
87A
S106-4
86
BLK3913-1
87
30
85
GRA3913-4
86
85
87
ORN1220-25
30
ORN1220-26
S104-2
87A
FIREWALL
ENGINE
SIDE
CAB
SIDE
P103-8
CONTINUED - CUM ISM ENGINE ( BJ SERVICES )
1
T101-4
1
ENGINE
GROUND
STUD
P110-5
ORN1220-27
2
TO ECU
POWER FUSE
HARNESS
WHT3110-36
J107-4
WHT3110-38
RW3111-10
WHT3110-57
S119-2
A
B
STARTER
RELAY COIL
BLU4522-23
26
GRN4140-34
25
YEL7111-10
4
ORN1220-37
10
ORN3100-57
1
E2-4
6
E1-4
ENGINE
HARNESS
J105-4
1
E2 SPARE
ENGINE
CIRCUIT
J104-4
1
E1 SPARE
ENGINE
CIRCUIT
5
TO MAIN CAB
HARNESS
C
81
Schematic - 379 Model Family Electrical
C
P94-6023
FOR MANUAL XMSN
6
CLUTCH SWITCH
15
VSS ( + ) INPUT SIGNAL
27
BLU3141-6
VSS ( - ) INPUT SIGNAL
36
GRN3141-6
FAN CLUTCH SOL VALVE
38
GRA3191-8
ETHER START
40
GRA3930-8
WAIT TO START
50
MAX ENGINE SPEED
14
GRA3183-7
OEM / ENGINE SENSOR RETURN
32
GRN3116-15
TACHOMETER OUPUT DRIVER
41
J1587 / 1708 ( + ) DATA LINK
10
PRP0831-29
J1587 / 1708 ( - ) DATA LINK
20
GRN0831-29
IDLE SHTDN-RELAY
48
CHECK ENGINE LAMP ( AMBER )
44
BRN4311-2
STOP ENGINE LAMP ( RED )
43
BRN4312-2
ENG FAN SOLENOID RETURN
29
GRN3117-10
ETHER SOLENOID RETURN
33
GRN3118-6
SWITCH RETURN
34
SERVICE BRAKE
5
CENTINEL-MAKEUP TANK SW
12
OEM PRESSURE
35
IGNITION KEY SWITCH
39
MANUAL FAN OVERRIDE SW
17
GRA3192-7
DIAGNOSTIC SWITCH
2
PRP3184-8
OEM TEMPERATURE
31
ACCEL POSITION SUPPLY
22
CAB ACCEL POSITION
ACCEL POSITION RETURN
B
A
B
A
AMMETER
A
B
C
BLU4585-4
A / C PRESSURE SWITCH
P112-5
PYROMETER
P114-5
GRN4140-30
28
A
RED1930-33
LOW COOLANT SENSOR
B
BLU4529-7
37
P119-5
A
GRN4140-32
J1939 ( SHIELD / DRAIN )
B
GRA3930-8
GRN0812-24
B
J112-5
GRN3118-6
47
A
GRN3117-10
J1939 ( L ) DATA LINK
B
ETHER
SOLENOID
ENGINE FAN
SOLENOID
P107-5
GRA3191-8
YEL0812-24
A
GRN3141-6
46
P106-5
VEHICLE
SPEED SENSOR
( ECU )
BLU3141-6
J1939 ( H ) DATA LINK
A
GRA3195-8
49
D
GRN3116-12
42
STARTER LOCKOUT
E
GRN3115-40
ECM RETURN
B
GRA3170-15
P101-5
ENGINE
HARNESS
P117-5
PRP4562-3
TO
CUMMINS CM870
CONTROLLER
1
RED1260-15
J108-5
CLUTCH
SWITCH
COOLING
MODULE
HARNESS
GRN3115-68
LVD
VOLTAGE
SENSE
P115-4
PRP4562-3
GRA3170-15
GRA3195-8
P103-10
S107-5
S117-3
S118-3
GRN3115-16
GRA2415-7
YEL0812-24
SH 83, REFDES R101-6, NODE 2
GRN0812-24
PRP0831-25
SH 83, REFDES R101-6, NODE 1
SH 83, REFDES J119-1, NODE 10
GRN0831-25
SH 83, REFDES J119-1, NODE 9
YEL0812-11
SH 83, REFDES S113-3, NODE 1
GRN0812-11
SH 83, REFDES S112-4, NODE 1
WHT3110-46
SH 83, REFDES T101-5 , NODE 1
RW3111-16
SH 83, REFDES J107-5 , NODE 2
WHT3110-43
SH 83, REFDES S111-7, NODE 1
ORN3100-34
SH 83, REFDES P103-9, NODE 1
ORN3111-31
SH 83, REFDES P120-1, NODE 30
BLK3913-20
SH 83, REFDES S106-5, NODE 1
GRA3913-20
SH 83, REFDES S104-3, NODE 1
BLU4585-4
29
AMMETER INPUT
GRN4140-30
24
AMMETER RETURN
RED1930-33
28
AMETER +5V FEED
GRN0812-11
30
J1939 DATA LINK ( - )
YEL0812-11
31
J1939 DATA LINK ( + )
PRP0831-28
2
J1587 DATA LINK ( + )
GRN0831-28
3
GRA3183-7
9
MAX SPEED SWITCH
BLU4529-7
36
PYROMETER INPUT
GRN4140-32
35
PYROMETER RETURN
BRN4311-2
42
J1587 DATA LINK ( - )
CHECK ENGINE LAMP ( AMBER )
BRN4312-2
43
STOP ENGINE LAMP ( RED )
GRN3115-29
34
SWITCH RETURN
GRA2415-7
20
SERVICE BRAKE
40
S114-2
WAIT TO START
16
ORN3111-31
ORN3111-5
21
GRA3192-7
19
IGNITION KEY SWITCH
MANUAL FAN OVERRIDE SW
PRP3184-8
15
DIAGNOSTIC SWITCH
RED1260-15
27
LVD VOLTAGE SENSE
ORN3142-10
ORN3142-10
12
ACCEL POSITION SUPPLY
9
BLU3142-12
BLU3142-12
22
CAB ACCEL POSITION
23
GRN3142-10
GRN3142-10
23
ACCEL POSITION RETURN
IDLE VALIDATION, OFF IDLE
1
BLU3146-14
BLU3146-14
13
IDLE VALIDATION, OFF
IDLE VALIDATION, ON IDLE
11
BLU3145-10
BLU3145-10
14
IDLE VALIDATION, ON
CRUISE CONTROL ON / OFF
16
GRA3161-10
GRA3161-10
8
CRUISE ON / OFF
CRUISE CONTROL SET / COAST
25
GRA3162-10
GRA3162-10
17
CRUISE SET / COAST
CRUISE CONTROL RES / ACCEL
24
GRA3163-10
GRA3163-10
7
CRUISE RESET / ACCEL
TACHOGRAPH
30
REMOTE PTO ENABLE
4
GRA3511-11
ENG BRAKE SEL SW 3 ( 50% )
7
GRA3133-11
ENG BRAKE SEL SW 2 ( 33% )
8
GRA3131-11
ENG BRAKE SEL SW 1 ( 17% )
18
GRA3133-15
AMBIENT AIR TEMPERATURE
19
OBD LAMP
45
OEM SENSOR SUPPLY ( + )
21
PRP3144-7
REMOTE ACCEL POSITION
26
BLU3144-7
REMOTE ACCEL ENABLE
3
PRP3143-4
13
GRA3193-4
TORQUE LIMIT SWITCH
MAG SW
POWER
1
S101-6
11
REMOTE PTO INTERLOCK
18
REMOTE PTO ENABLE
GRA3124-2
32
MAG SWITCH
GRA3131-11
45
ENGINE BRAKE # 2 ( LOW / HIGH )
GRA3133-16
44
ENGINE BRAKE # 1 ( MED / HIGH )
46
ECM SUPPLY RETURN
1
WHT3110-46
ECM SUPPLY ( + )
4
RW3111-16
ECM RETURN
2
ECM SUPPLY ( + )
3
ENGINE
HARNESS
J111-5
P111-5
BLK3913-20
41
REMOTE START / RUN
GRA3913-20
33
REMOTE START / RUN
38
BLU4522-8
ORN3100-34
P102-5
TO
CUMMINS CM870
CONTROLLER
T102-1
BLU4522-8
GRA3511-11
6
7
7
GRN3116-17
11 11
PRP3144-7
10 10
BLU3144-7
4
PRP3143-4
ENGINE - CUM ISM ( BJ SERVICES )
6
TO
ELEC ENGINE
CAB HARNESS
ENGINE
HARNESS
ENGINE
SIDE
CAB
SIDE
4
FIREWALL
12 12
GRN3115-24
3
3
GRA3193-4
9
9
WHT3110-43
8
8
PTO 1 REMOTE
STATION CONTROL
SH 83, REFDES S115-3, NODE 1
82
Schematic - 379 Model Family Electrical
P94-6023
SAE J1939 DATA
LINK TERMINATING
RESISTOR
R101-6
SH 82, REFDES P101-5, NODE 46
SH 82, REFDES P101-5, NODE 47
YEL0812-24
YEL0812-24
2
2
YEL0812-27
GRN0812-24
GRN0812-24
1
1
GRN0812-27
J101-6
SH 82, REFDES P102-5, NODE 4
SH 82, REFDES P103-10, NODE 31
SH 82, REFDES P103-10, NODE 30
SH 82, REFDES P111-5, NODE 7
SH 82, REFDES S117-3, NODE 1
SH 82, REFDES S118-3, NODE 1
SH 82, REFDES P111-5, NODE 8
SH 82, REFDES P103-10, NODE 33
SH 82, REFDES P103-10, NODE 41
SH 82, REFDES P102-5, NODE 1
SH 82, REFDES P103-10, NODE 21
SH 82, REFDES P101-5 , NODE 39
RW3111-16
S113-3
YEL0812-11
S112-4
GRN0812-11
ORN3100-34
PRP0831-25
GRN0831-25
WHT3110-43
J119-1
GRA3913-20
BLK3913-20
YEL0812-28
12
GRN0812-28
11
5
WHT3110-46
ORN3111-5
ORN3111-31
PRP0831-25
10
GRN0831-25
9
ORN3111-35
7
ORN3111-36
8
ORN1220-35
S111-7
P120-1
30
GRN4140-39
A
YEL7110-4
B
A/C
COMPRESSOR
CLUTCH }
ORN3111-31
87
30
87
86
85
85
GRA3913-13
86
BLK3913-18
87A
6
P109-6
REMOTE RUN
87A
PTO 2 REMOTE
STATION CONTROL
J103-5
ORN3111-36
GRN4140-24
A
BLU4522-7
B
XMSN TEMP
SENSOR
ORN3111-26
S115-3
REMOTE START
P121-1
S106-5
86
BLK3913-17
87
30
85
GRA3913-12
86
85
87
ORN1220-35
30
ORN1220-39
87A
S104-3
87A
FIREWALL
ENGINE
SIDE
CAB
SIDE
P103-9
CONTINUED - CUM ISM ENGINE ( BJ SERVICES )
TO ECU
POWER FUSE
HARNESS
PRIMING
PUMP
1
ENGINE
GROUND
STUD
P110-6
ORN1220-23
T101-5
WHT3110-48
1
WHT3110-46
2
WHT3110-50
P113-1
RW3111-9
RW3111-9
1
WHT3110-47
RW3111-16
2
A
B
STARTER
RELAY
COIL
26
25
YEL7110-4
S119-3
J107-5
BLU4522-7
GRN4140-24
10
ORN3100-34
1
E2-5
6
E1-5
5
ENGINE
HARNESS
J105-5
1
E2 SPARE
ENGINE
CIRCUIT
J104-5
1
E1 SPARE
ENGINE
CIRCUIT
4
ORN1220-34
TO MAIN CAB
HARNESS
C
83
Schematic - 379 Model Family Electrical
FOR MANUAL XMSN
LVD
VOLTAGE
SENSE
J108-6
1
P117-6
COOLING
MODULE
HARNESS
B
E
D
CLUTCH
SWITCH
A
P106-6
A
VEHICLE
SPEED SENSOR
( ECU )
A
B
B
C
P94-6023
ENGINE FAN
SOLENOID
P107-6
B
A
ETHER
SOLENOID
J112-6
B
A
P112-6
B
A
PYROMETER
P114-6
B
A
AMMETER
P115-6
A
B
C
YEL0812-30
GRN4140-21
RED1930-10
GRN0812-30
BLU4585-7
GRN4140-18
BLU4529-15
GRA3930-15
GRN3117-14
GRN3117-13
GRA3191-10
BLU3141-10
GRN3141-10
GRA3195-10
GRN3115-42
GRN3116-21
PRP4562-20
GRA3170-19
TO
ENGINE
CUMMINS CM870
HARNESS
CONTROLLER
P101-6
GRN3115-41
RED1260-18
P119-6
SH 85, REFDES R101-5, NODE 2
SH 85, REFDES R101-5, NODE 1
YEL0812-23
SH 85, REFDES S113-1, NODE 1
GRN0812-23
SH 85, REFDES S112-2, NODE 1
ECM RETURN
42
PRP0831-31
SH 85, REFDES J119-5, NODE 10
STARTER LOCKOUT
49
GRN0831-31
SH 85, REFDES J119-5, NODE 9
J1939 ( H ) DATA LINK
46
J1939 ( L ) DATA LINK
47
SH 85, REFDES T101-6, NODE 1
37
WHT3110-22
J1939 ( SHIELD / DRAIN )
LOW COOLANT
28
PRP4562-20
A / C PRESS SWITCH
6
GRA3170-19
CLUTCH SWITCH
15
GRA3195-10
VSS ( + ) INPUT SIGNAL
27
BLU3141-10
VSS ( - ) INPUT SIGNAL
36
FAN CLUTCH SOL VALVE
38
GRA3191-10
ETHER START
40
GRA3930-15
WAIT TO START
50
MAX ENGINE SPEED
14
OEM / ENGINE SENSOR RETURN 32
TACHOMETER OUPUT DRIVER
41
J1587 / 1708 ( + ) DATA LINK
10
J1587 / 1708 ( - ) DATA LINK
20
IDLE SHTDN-RELAY
48
YEL0812-30
GRN0812-30
WHT3110-35
SH 85, REFDES S111-8, NODE 1
ORN3111-15
SH 85, REFDES P120-2, NODE 30
RW3111-11
SH 85, REFDES J107-6, NODE 2
ORN3100-25
BLK3913-3
SH 85, REFDES P103-11, NODE 1
SH 85, REFDES S106-6, NODE 1
ORN3111-38
SH 85, REFDES S115-1, NODE 1
GRN3141-10
P103-11
GRA3183-1
S107-6
GRN3116-18
S117-1
PRP0831-34
S118-1
GRN0831-34
BLU4585-7
29
AMMETER INPUT
GRN4140-21
24
AMMETER RETURN
RED1930-10
28
AMETER +5V FEED
GRN0812-23
30
J1939 DATA LINK ( - )
YEL0812-23
31
J1939 DATA LINK ( + )
PRP0831-30
2
J1587 DATA LINK ( + )
GRN0831-30
3
J1587 DATA LINK ( - )
GRA3183-1
9
MAX SPEED SWITCH
CHECK ENGINE LAMP ( AMBER ) 44
BRN4311-8
BLU4529-15
36
PYROMETER INPUT
STOP ENGINE LAMP ( RED )
43
BRN4312-12
GRN4140-18
35
PYROMETER RETURN
ENG FAN SOLENOID RETURN
29
GRN3117-13
BRN4311-8
42
CHECK ENGINE LAMP
ETHER SOLENOID RETURN
33
GRN3117-14
BRN4312-12
43
STOP ENGINE LAMP
SWITCH RETURN
34
GRN3115-22
GRN3115-51
34
SWITCH RETURN
SERVICE BRAKE
5
GRA2415-12
GRA2415-12
20
SERVICE BRAKE
CENTINEL-MAKEUP TANK SW
12
40
WAIT TO START
OEM PRESSURE
35
16
IGNITION KEY SWITCH
39
MANUAL FAN OVERRIDE SW
17
DIAGNOSTIC SWITCH
2
OEM TEMPERATURE
31
ACCEL POSITION SUPPLY
22
CAB ACCEL POSITION
9
ACCEL POSITION RETURN
IDLE VALIDATION, OFF IDLE
S114-3
ORN3111-15
ORN3111-38
21
IGNITION KEY SWITCH
GRA3192-9
GRA3192-9
19
MANUAL FAN OVERRIDE SW
PRP3184-6
15
DIAGNOSTIC SWITCH
RED1260-18
27
LVD VOLTAGE SENSE
ORN3142-8
ORN3142-8
12
ACCEL POSITION SUPPLY
BLU3142-8
BLU3142-8
22
CAB ACCEL POSITION
23
GRN3142-8
GRN3142-8
23
ACCEL POSITION RETURN
1
BLU3146-8
BLU3146-8
13
IDLE VALIDATION, OFF
IDLE VALIDATION, ON
PRP3184-6
IDLE VALIDATION, ON IDLE
11
BLU3145-8
BLU3145-8
14
CRUISE CONTROL ON / OFF
16
GRA3161-9
GRA3161-9
8
CRUISE ON / OFF
CRUISE CONTROL SET / COAST
25
GRA3162-9
GRA3162-9
17
CRUISE SET / COAST
CRUISE CONTROL RES / ACCEL
24
GRA3163-9
GRA3163-9
7
CRUISE RESET / ACCEL
TACHOGRAPH
30
GRA3510-6
11
REMOTE PTO INTERLOCK
REMOTE PTO ENABLE
4
GRA3511-9
GRA3511-9
18
REMOTE PTO ENABLE
ENG BRAKE SEL SW 3 ( 50% )
7
GRA3133-14
GRA3124-10
32
MAG SWITCH
ENG BRAKE SEL SW 2 ( 33% )
8
GRA3131-9
GRA3131-9
45
ENGINE BRAKE # 2 ( LOW / HIGH )
ENG BRAKE SEL SW 1 ( 17% )
18
GRA3133-18
GRA3133-13
44
ENGINE BRAKE # 1 ( MED / HIGH )
AMBIENT AIR TEMPERATURE
19
OBD LAMP
45
OEM SENSOR SUPPLY ( + )
21
PRP3144-5
REMOTE ACCEL POSITION
26
BLU3144-9
REMOTE ACCEL ENABLE
3
PRP3143-9
TORQUE LIMIT SWITCH
13
GRA3193-11
S101-8
P111-6
P102-6
46
GRA3510-6
6
REMOTE PTO INTERLOCK
ORN3100-25
7
SWITCHED POWER
GRN3116-22
11
REMOTE ACCEL SENSOR RETURN
PRP3144-5
10
REMOTE ACCEL SENSOR SUPPLY
BLU3144-9
4
REMOTE ACCEL POSITION SENSE
PRP3143-9
12
REMOTE ACCEL ENABLE
ECM SUPPLY RETURN
1
WHT3110-22
GRN3115-23
3
ECM SWITCH RETURN
ECM SUPPLY ( + )
4
RW3111-11
GRA3193-11
9
TORQUE LIMIT SWITCH
ECM RETURN
2
WHT3110-35
8
CHASSIS GROUND
ECM SUPPLY ( + )
3
TO
CUMMINS CM870
CONTROLLER
ENGINE
HARNESS
ENGINE - CUM ISX ( BJ SERVICES )
BLK3913-3
41
REMOTE START / RUN
GRA3913-5
33
REMOTE START / RUN
38
ENGINE
HARNESS
ENGINE
SIDE
TO
ELEC ENGINE
CAB HARNESS
CAB
SIDE
FIREWALL
SH 94, REFDES
SH 85, REFDES S104-4
PTO 1 REMOTE
STATION CONTROL
84
Schematic - 379 Model Family Electrical
C
P94-6023
R101-5
SH 84, REFDES P101-6 , NODE 46
SH 84, REFDES P101-6 , NODE 47
YEL0812-30
YEL0812-30
2
2
YEL0812-9
GRN0812-30
GRN0812-30
1
1
GRN0812-9
J101-5
SH 84, REFDES P103-11, NODE 31
SH 84, REFDES P103-11, NODE 30
SH 84, REFDES S117-1, NODE 1
SH 84, REFDES S118-1, NODE 1
SH 84, REFDES P111-6 , NODE 7
S113-1
YEL0812-23
SAE J1939 DATA
LINK TERMINATING
RESISTOR
S112-2
GRN0812-23
PRP0831-31
GRN0831-31
ORN3100-25
SH 84, REFDES P103-11, NODE 41
BLK3913-3
SH 84, REFDES P111-6, NODE 8
WHT3110-35
SH 84, REFDES P102-6, NODE 1
J119-5
WHT3110-22
SH 84, REFDES P102-6, NODE 4
SH 84, REFDES P103-11, NODE 21
SH 84, REFDES P101-6 , NODE 39
RW3111-11
YEL0812-7
12
ORN3111-38
GRN0812-7
11
5
ORN3111-15
PRP0831-31
10
GRN0831-31
9
ORN3111-42
7
ORN3111-41
ORN1220-8
PTO 2 REMOTE
STATION CONTROL
8
6
S111-8
REMOTE RUN
P109-7
P120-2
30
ORN3111-15
87
30
87
ORN3111-41
86
85
85
GRA3913-1
86
BLK3913-10
87A
ORN3111-37
87A
WHT3110-19
A
YEL7111-15
B
A/C
COMPRESSOR
CLUTCH }
J103-7
S115-1
GRN4140-22
A
BLU4522-15
B
XMSN TEMP
SENSOR
REMOTE START
P121-2
S106-6
86
BLK3913-11
87
30
85
GRA3913-2
86
85
87
ORN1220-8
30
ORN1220-9
87A
S104-4
87A
FIREWALL
ENGINE
SIDE
CAB
SIDE
P103-11
26
TRANSMISSION OIL TEMP
GRN4140-22
25
TRANSMISSION OIL TEMP RETURN
YEL7111-15
4
A / C CLUTCH
ORN1220-52
10
STARTER RELAY COIL
ORN3100-25
1
SWITCHED POWER
E2-7
6
SPARE ENGINE CIRCUIT # 2
E1-7
5
BLU4522-15
T101-6
1
ENGINE
GROUND
STUD
P110-7
B
STARTER RELAY
COIL
CONTINUED - CUM ISX ENGINE ( BJ SERVICES )
E1-7
A
CHARGE / START
HARNESS
E2-7
1
ORN1220-45
2
PRIMING
PUMP
WHT3110-45
P113-2
WHT3110-23
1
WHT3110-22
2
TO ECU
POWER FUSE
HARNESS
RW3111-13
J107-6
WHT3110-5
GRA3913-5
RW3111-13
SH 84, REFDES P103-11
RW3111-11
S119-1
J105-6
1
E2 SPARE
ENGINE
CIRCUIT
J104-6
1
E1 SPARE
ENGINE
CIRCUIT
ENGINE
HARNESS
SPARE ENGINE CIRCUIT # 1
TO MAIN CAB
HARNESS
85
Schematic - 379 Model Family Electrical
C
P94-6023
T31-1
S
BATTERY
CABLE
JUMPER
POWER
FUSE
HARNESS
1
239-43
BATTERY
CABLE
JUMPER
T22-1
1
30-2
(-) (+)
T2-4
1
A
30
2
239-46
T4-4
1
P211-4
30-5
1
J211-4
1
(-) (+)
B
P44-1
1
30-6
239-8
30 AMP
F6
MATING CONNECTOR:
J107 FOR ALL ENGINES
POWER
FUSE
HARNESS
BATTERY
CABLE
JUMPER
J211-1
BATTERY
ECU
POWER
HARNESS
1
A30-5
1
P211-1
1
239-8
POWER
FUSE
HARNESS
BATTERY
A30-5
S40-1
239-45
MATING CONNECTOR:
J107 FOR ALL ENGINES
P20-2
POWER
FUSE
HARNESS
2
A30-1
1
P20-4
FUSE HOLDER
30-5
T4-2
T2-2
C
239-45
P212-2
J212-2
1
STARTER
1
A30-1
CAT ENGINE
C
D
T31
J77-1
S
A
BATTERY
CABLE
JUMPER
STARTER
C
T22
CUM ISC / ISL ENGINE
1
239-35
30-4
1
T2-3
J211-3
(-)
1
(+)
BATTERY
S40-2
2
MATING CONNECTOR:
J107 FOR ALL ENGINES
1
A30-0
1
B30-0
30-9
2
30-8
P20_c0
POWER
FUSE
HARNESS
P20-3
J77
A
B
C
D
CUM ISX & CUM ISM ENGINES
F06
F05
20 AMP 30 AMP
ENGINE ECU POWER
E
F
F06-1
30 AMP
FUSE COVER
T4-3
30-3
1
E
1
P211-3
239-35
B
POWER
FUSE
HARNESS
F
86
Schematic - 379 Model Family Electrical
P94-6023
FIREWALL
SPARE
GND 1
1
WHT2400-25
J532
J2-12
P521-9
S524-3
S21-25
WHT2400-28
F2 F2
WHT2400-27
WHT2400-27
FIREWALL
PASSTHROUGH
CONNECTOR
WHT2400-26
WHT1500-180
CAB
CHASSIS
FIREWALL
J528
WHT1500-181
S41-35
1
T5-32
MAIN
GROUND
CHASSIS SPARE GROUNDS
1
SPARE
GND 2
C
87
Schematic - 379 Model Family Electrical
88
C
P94-6023
FIREWALL
J623_c0
ORN0770-3A
SPARE
DASH SWITCH
7
9
3
B
J621_10
BRN2622-207
8
WHT0770-2
3
WHT0770-1A
2B
1
6
A
5B
4
8
10
T621_10
9
10
ORN0770-100
7
WHT0770-1
2B
WHT0770-0
P621_10
SPARE
POWER POINT
MAIN CAB SPARE RELAY
BRN2622-207
1
BACKLIGHTING
SPLICE PACK
S621_10
P11
J622_10
ORN0770-3A
C
WHT0770-1A
B
ORN0770-101
A
ORN0770-102
D
1
WHT0770-0
E
2
ORN0770-103
F
SPARE HALF
ISO RELAY
K16
87A-3
SPARE
RELAY
E
RLY7-87A
D
RLY7-30
30-3
A
RLY7-85
85-3
30
C
RLY7-87
87-3
85
B
RLY7-86
86-3
87A
87
86
R16-1
1
OPTION
POWER
Schematic - 379 Model Family Electrical
P94-6023
J2-13
TRANSFER CASE OIL TEMP
E6
BLU4539-30
BLU4539-30
SH 46, REFDES J31, NODE 26
ANALOG RETURN
E2
GRN4140-55
GRN4140-55
SH 46, REFDES S79, NODE 1
BRAKESAVER OIL TEMP
F7
BLU4538-10
BLU4538-10
SH 46, REFDES J31, NODE 24
GENERAL OIL TEMP
C5
BLU4537-10
BLU4537-10
SH 46, REFDES J31, NODE 20
AUX XSMN OIL TEMP # 3
G7
BLU4536-10
BLU4536-10
SH 46, REFDES J31, NODE 19
PTO OIL TEMP
E4
BLU4534-10
BLU4534-10
SH 46, REFDES J31, NODE 3
ANALOG RETURN
B7
GRN4140-57
GRN4140-57
SH 46, REFDES S79, NODE 1
( TOP )
CHASSIS
FIREWALL
P771
J772
ANALOG RETURN
7B
GRN4140-59
BLU4539-0
4D
TRANSFER CASE OIL TEMP
6E
GRN4140-60
( BOTTOM )
BRAKESAVER OIL TEMP
7F
5C
B
B
J773
BLU4538-0
7A
GENERAL OIL TEMP
A
TRANSFER CASE
OIL TEMP
BLU4539-0
5G
CHASSIS SENSOR
ADD-ON
CONNECTOR
P772
A
S771
BLU4538-0
GRN4140-61
BLU4537-0
P773
A
A
B
B
J774
BRAKESAVER
OIL TEMP
P774
5A
AUX XSMN OIL TEMP # 3
7G
PTO OIL TEMP
4E
BLU4537-0
A
A
GRN4140-62
B
B
BLU4536-0
6D
J775
BLU4534-0
5E
BLU4536-0
A
A
GRN4140-63
B
B
CHASSIS
FIREWALL
CHASSIS SENSOR ADD-ON - TRANSFER CASE OIL TEMP / BRAKESAVER OIL TEMP
GENERAL OIL TEMP / AUX XSMN OIL TEMP # 3 / PTO OIL TEMP
J776
GENERAL
OIL TEMP
P775
AUX XMISSN
OIL TEMP # 3
P776
BLU4534-0
A
A
GRN4140-64
B
B
PTO OIL
TEMP
C
89
Schematic - 379 Model Family Electrical
BATTERY BOX
J122
F2
B
FIREWALL
1
1
BLU4325-0
2
2
GRN4325-0
CAB
ENGINE
J120
P750
A
RW3111-22
AMBIENT AIR
TEMP SENSOR MOUNTED UNDER CAB
( EXTERIOR )
POS
1
1
+
BAT
RW3111
5 AMP
TMP J746
B01
90
C
P94-6023
P128
P127
RW3111-23
1
NEG
1
WHT1500-152
CUMMINS ICON ECM
ICONA
INTERLOCK INPUT
P742
WHT1500-150
4
4
A-2, BLK
2
2
WHT1500-7
GRA5951-0
3
3
GRA5951-1
A-3, LT_BLU
3
3
GRA3118-0
GRA3118-0
2
2
GRA3118-1
A-1, RED
1
1
RW3111-8
RW3111-20
1
1
RW3111-21
BATTERY INPUT ( - )
BATTERY INPUT ( + )
S741
A-4 , LT_GRN
4
4
PRP3154-0
INTERLOCK / SOURCE OUTPUT
A-5 , YEL / BLK
5
5
GRA3151-0
DIAGNOSTIC LAMP OUTPUT
A-6 , RED / BLK
6
6
BRN4326-0
STARTER INPUT
A-8 , YEL / BLK
8
8
ORN3912-12
A-7 , ORN / BLK
7
7
THERMOSTAT INPUT
KEYSWITCH INPUT
WHT1500-151
P753
S744
S742
WHT3110-6
1
1
B-2 , YEL
2
2
GRA3514-0
B-3 , BRN
3
3
BRN3152-0
GRA5951-1
B
B
IGNITION RELAY OUTPUT
B-4 , GRA
4
4
YEL3155-0
GRA3118-1
A
A
B-5 , PUR
5
5
ORN3912-11
B-6 , DK_BLU
6
6
WHT3110-71
B-7 , PNK
7
7
PRP0831-40
J1587 DATALINK ( - )
B-8 , TAN
8
8
GRN0831-40
YEL3155-0
85-1
ORN1250-0
30-1
IGNITION BUS
RELAY NC
87A
30
87A-1
J747
85
87-1
D
GRA3514-1
C
C
GRA3151-1
WHT1500-153
S747
S746
A
B
A
B
GRA3151-2
A
BRN4326-0
TO ACC RELAY
PIN 85-3
86
86-1
RED1260-20
SWITCHED POWER
J1587 / 1708
DATA LINK
JUNCTION BLOCK
S3-2
ORN1250-45
85-1
WHT1500-154
UNSWITCHED
POWER
ICON LAMP
B
GRN0831-40
B
A
A
PRP0831-40
TO ACC RELAY
PIN 86-3
1
GRN4325-3
1
1
GRN4325-2
3
3
BLK
2
BLU4325-3
2
2
BLU4325-2
1
1
WHT
RW3111-27
3
3
RW3111-25
3
3
RW3111-26
1
1
RED
WHT1500-5
4
4
WHT1500-15
4
4
WHT1500-6
2
2
ORN1250-13
5
5
ORN1250-17
5
5
ORN1250-14
4
4
WHT
PRP3154-0
6
6
PRP3154-3
6
6
PRP3154-1
3
3
GRN
K741
OCP
SW20-1 ( OPTIONAL )
MAIN ACC
RELAY
87A
30-1
87A-1
30
87
ORN1220-36
87-1
85
86
ORN1250-44
86-1
B
B
1
ORN3912-9
ORN3912-14
1
10
10
ORN3912-13
ELECTRONIC ENGINE
FIREWALL CONNECTOR
( 47 WAY )
ORN1230-0
1
1
ORN1250-0
P749
P18-1
ORN3912-22
ORN1910-0
TO CKT BREAKERS
CB3, CB6
TO CKT BREAKER
CB5
ORN1250-36
ORN1250-37
4
P3-2
1
ORN3912-22
1
1
ORN1250-15
J743
1
2
AMP
ORN3111-33
ENG RUN
POWER
INTERRUPT
J50-7
CAB
21
21
ORN3912-12
2
CUMMINS ICON2 IDLE CONTROL
START
IGNITION
MAIN CAB HARNESS
31-4
30-1
B
B
A
A
WHT3110-67
WHT3110-68
A29-1
87A
87A-1
30
87
87-1
85
86
WHT3110-66 86-1
EXISTING
STARTER RELAY
NO
K1
J280-1
T6
B
B
ORN3912-10
A
A
WHT3110-68
J281-1
A29-1
1
31-4
1
STARTER
SOLENOID
SWITCH
T8
POWER
DISTRIBUTION
CENTER
39
IGNITION KEY SWITCH
CUMMINS ISX / ISM
870 CONTROLLER
( 50 PIN )
CHASSIS
MAIN CAB HARNESS
START
INTERRUPT
P2-4
ORN3111-32
P103-12
J742
1
85-1
CB5-1
ORN1250-28
IGNITION SWITCH
5
P110-8
P101-7
J3-3
ORN1250-37
ORN3912-10
ENGINE
HARNESS
J28-1
TO GND
3
WHT3110-67
CNTRL
CHARGE / START HARNESS
J1
START
INTERRUPT
ENG RUN
POWER
INTERRUPT
6
WHT3110-66
A
BLK
P282-1
P746
A
B
R13
WHT3110-71
P748
S745
CAB THERMOSTAT MOUNTED IN SLEEPER
( INTERIOR )
TEMP
J124
ORN1250-46
ORN1250-38
A
J121
2
P751
J88
A
SHOWN IN GEAR
1
NEUTRAL
START
B
A
BLU4325-0
P745
A
B
A
HOOD TILT
SWITCH
P125
B
B
GRA5951-0
GRN4325-0
K13
P88
P744
A
B
GRA3514-3
87
J744
POSITION INDICATES
PARK BRAKE RELEASED
B
ENGINE
START
ALARM
P747
J741
D
P123
P122
J745
S743
ORN1250-24
PARK BRAKE SWITCH
PB
SW1
A
P126
J1587 DATALINK ( + )
ICONB
B
A
NEUTRAL SWITCH
SW3
ALARM OUTPUT
KEYSWITCH OUTPUT
B
BRN3152-0
P752
PARK BRAKE SW INPUT
STARTER RELAY OUTPUT
RW3111-24
EXISTING ELECTRICAL SYSTEM
Schematic - 379 Model Family Electrical
P94-6023
ADD ON OPTIONS
( EXAMPLE: ULTRASHIFT TRANSMISSION )
B
WIRE0307
A
C
WIRE0308
P20-1
S70-1
1
J19-1
WIRE0309
2
ABS CONNECTOR
MAIN CAB HARNESS
P15-3
WIRE0305
WIRE0310
P19-1
WIRE0306
S71-1
2
1
P103-13
P101-8
SAE J1939
DATA LINK
TERMINATING
RESISTOR
62
ELECTRONIC
ENGINE ECU
J101-8
J35-1
11
34
GRN0812-25
50
YEL0812-25
1B
1A
1
120
2B
2A
2
P451-1
YEL0813-11
J
J
YEL0813-0
YEL0813-0
3
GRN0813-11
K
K
GRN0813-0
GRN0813-0
1
H
H
11
C
C
10
M
M
ABS
ECU CONNECTOR
( X1 )
J50-8
1
1
47
47
43
43
42
42
P34-1
1
GRN0812-29
30
30
GRN0812-31
2
YEL0812-29
31
31
YEL0812-31
ELECTRONIC ENGINE CONNECTOR
ENGINE HARNESS
ABS CONNECTOR
ABS HARNESS
J443-2
S68-1
S67-1
GRN0810-3
S90-1
S69-1
YEL0810-3
GRN0810-4
1
YEL0810-4
2
J34-1
1A
1
J14-1
1B
120
2A
2
2B
D
YEL0810-10
C
B
TERMINATING
RESISTOR
J1939 / 15
ELECTRONIC ENGINE CONNECTOR
MAIN CAB HARNESS
GRN0810-10
J
A
F
P17-3
1
2
WIRE0300
8
2
WIRE0304
37
INSTRUMENTATION
CONTROL UNIT
1
WIRE0299
38
J17-3
WIRE0303
5
YEL0811-1
J27-2
GRN0811-1
G
FIREWALL
S65-1
S66-1
J1939 ARCHITECTURE
C
WIRE0301
P18-2
WIRE0302
ADD ON OPTIONS
( EXAMPLE : VORAD )
B
A
DIAGNOSTIC
CONNECTOR
C
91
Schematic - 379 Model Family Electrical
P94-6023
J684
BRN4392-4
1
PARK SIGNAL
J683
DISPLAY
H
BRN 4392-4
G
BRN 4401
C
ORN 0770
B
RED0710
A
WHT0710
E
PRP0831
D
GRN0831
F
BRN2622-101
P683
BRN4401
1
BUZZER
P681
ORN0770
2
TO SPARE
IGN POWER
1
P682
RED0710
2
WHT0710
1
TO SPARE
BAT POWER
J681
PRP0831
A
GRN0831
B
TO DATA LINK
CONNECTOR BLOCK
J682
BRN2622-101
TELEMATICS
1
INSTR
ILLUMINATION
C
92
Schematic - 379 Model Family Electrical
93
C
P94-6023
SLEEPER
LOADCENTER
CONNECTOR
J373
P372
S373
MATING CONNECTOR: J341
C
ORN6120-10
ORN6120-12
A
SLEEPER
LOAD
CENTER
A
WHT1130-122
WHT1130-124
C
B
RED6120-10
RED1210-34
B
D
SEE SH 44
SLEEPER
LOAD CENTER
J2-14
P1-14
J372
P373
S1-2
MATING CONNECTOR: J342
SLEEPER
LOAD
CENTER
SEE
SH 44
ACC RELAY CONTROL
J
ORN6100-31
B
B
RED6120-10
LOADLIGHT 2
A
YEL2944-30
A
A
WHT1130-122
SWITCHED POWER
B
ORN6120-30
C
C
ORN6120-11
A / C BLOWER MOTOR
C
ORN7300-10
BATTERY POWER
D
RED6954-10
E
RED2613-40
LIGHTING BATTERY POWER
ORN6100-30
D
LVD AUDIO
CONN
BATTERY POWER
F
RED6420-10
BATTERY POWER
G
RED6930-10
MATING CONNECTOR: P341
BATTERY POWER
H
RED6953-10
A / C CONTROL
K
GRA7260-15
SLEEPER
LOAD
CENTER
LOADLIGHT 3 SIGNAL
L
GRA2945-25
SEE SH 44
LOADLIGHT 1 SIGNAL
M
GRA2941-20
LOADLIGHT 1
N
YEL2941-35
LOADLIGHT 3
P
YEL2945-15
A / C BLOWER RELAY
R
YEL7260-20
LOADLIGHT 2 SIGNAL
S
GRA2944-40
S
GRA2944-40
A / C BLOWER RELAY
R
YEL7260-20
LOADLIGHT 3
P
LOADLIGHT 1
N
YEL2941-35
LOADLIGHT 1 SIGNAL
M
GRA2941-20
LOADLIGHT 3 SIGNAL
L
GRA2945-25
A / C CONTROL
K
GRA7260-15
BATTERY POWER
H
RED6953-10
ALL SLEEPERS
BATTERY POWER
G
RED6930-10
BATTERY POWER
F
RED6420-10
E
RED2613-40
SEE SH 26-30
LIGHTING BATTERY POWER
D
RED6954-10
C
ORN7300-10
SWITCHED POWER
B
ORN6120-30
LOADLIGHT 2
A
YEL2944-30
ACC RELAY CONTROL
J
ORN6100-2
BATTERY POWER
A / C BLOWER MOTOR
SLEEPER
HARN CONN
LVD ADAPTER HARNESS
SLEEPER LVD AND LVD ADAPTER HARNESSES
RED1210-35
D
1
LVD POWER
INPUT
P371
AUDIO
CONNECTOR
S372
4
WHT1130-123
3
RED1210-33
RED1210-36
3
WHT1130-3
4
SLEEPER
FLOOR
CONNECTOR
J374
RED1210-33
SLEEPER
LOADCENTER
CONNECTOR
SLEEPER LVD HARNESS
YEL2945-15
MATING CONNECTOR: P381
S371
J371
J1-14
LOADLIGHT 2 SIGNAL
LVD
CONNECTOR
1
LVD POWER
OUTPUT
Schematic - 379 Model Family Electrical
7
S46-1
+ 12V DC
SWITCHED
9
ORN3100-27
GRA3913-21
ORN3100-26
WHT0770-7
S05
P108-1
PTO PRESSURE SWITCH
( N.O. SHOWN W/ PTO OFF )
B
3
GRA3913-7
S44-1
SPARE / ON PAGE 74
GRA3913-23
E
E
GRA3198-1
GRA3183-0
A
A
GRA3181-0
GRA3124-0
2B
ORN3100-28
A
1
6
MAIN CAB
MAIN HARNESS
CAB HARNESS
CONTROL MODULE
DECK
POWER SWITCH
5B
4
8
10
( SEE NOTE 1 THIS PAGE )
SH 74, REFDES S101-7
GRA3124-0
B
B
WHT0770-5
D
D
GRN3115-32
F
WHT0770-5
J109
P109-8
A
ENGINE
GRA3181-0
GRA3510-8
ORN3111-11
21
GRA3394-3
41
33
32
9
11
GRA3913-7
A
P44
2B
A
1
6
P670
B
A
4
4
8
10
( SEE NOTE 1 THIS PAGE )
GRA7131-14
87A
FIREWALL
304, RED
WHT0770-6
87
30
86
85
P101-9
WHT0770-8
OFF 1
1
1
WHT0770-9
239 SPARE
GROUND
J101-9
2
c
GRA3183-3
4
GRA7131-13
K9
50 AMP
GRA3183-2
REMOTE ACCEL
OVERRIDE SWITCH
( SHOWN IN REMOTE
ACCEL STATE ) }
5B
A
J110
HVAC FAN SWITCH
GRA3124-10
B
ORN3100-27
P110-9
GRA7131-12
J58
CAB
9
3
GRA3510-10
SH 74, REFDES S102-7
GRA3198-1
GRN3445-46
GRA3182-3
F
MATES TO P103-11
ON PAGE 84
298, ORN
7
GRA3182-3
J108-7
K6
S39-2
GRA3183-0
GRA3394-3
A
PARK BRAKE
PRESSURE SWITCH
( N.C. SHOWN W/ PARK BRAKE ENGAGED )
GROUND
94
C
P94-6023
J222
A / C DISABLE RELAY
3
4
DIRTY POWER
1515
P100
FAN BLOWER
S36-1
BATT -
U
U
BATT +
R
R
304, RED
S
S
239-9, BLK
CHASSIS GND
GRA7131-12
P222
S100
GRA3183-2
PTO 1 REMOTE STATION
CONTROLS
P89
PARK BRAKE
PRESSURE SWITCH
( N.C. SHOWN W/ PARK BRAKE ENGAGED )
3
J100-1
9
8
MATES TO P111-6,
PTO 1 REMOTE STATION
CONTROL ON PAGE 84.
SH 84, REFDES P103-11
7
11
EE02-25, BLK / WHT
4
EE39-8, GRN / YEL
10
EE58-02, GRN / BLU
12
EE63-0, GRN / YEL
6
REMOTE
CONNECTOR
P97
EE58-02, GRN / BLU
D
D
REMOTE ACCEL SUPPLY
EE39-8, GRN / YEL
E
E
REMOTE ACCEL POSITION
EE02-25, BLK / WHT
F
F
REMOTE ACCEL RETURN
661-2, YEL
R
R
J1939 ( + ) DATA LINK
662-2, GRN
S
S
J1939 ( - ) DATA LINK
N
N
J1587 / 1708 ( + ) DATA LINK
G
G
J1587 / 1708 ( - ) DATA LINK
H
H
ENGINE RUN
BEE21-1, RED / BLK
L
L
ECM POWER
AEE21-2, RED / WHT
B
B
REMOTE START
C
C
OIL PRESSURE
379, GRN / BRN
M
M
WATER TEMP
P
TACHOMETER+
417-8, PRP
J2
418-7, WHT
B29, PRP / PINK
12
661-2, YEL
380-1, PRP / YEL
P
11
662-2, GRN
EE46, RED / BLU
J
J
TACHOMETER-
EE47, ORN / BLU
K
K
SHIELD
5
MATES TO J119-5,
PTO 2 REMOTE STATION
CONTROL ON PAGE 85.
10
417-8, PRP
9
418-7, WHT
J97
8
BEE21-1, RED / BLK
7
AEE21-2, RED / WHT
6
B29, PRP / PINK
J103-6
380-1, PRP / YEL
379, GRN / BRN
P88-1
PTO 2REMOTE STATION
CONTROLS
EE46-6 , RED / BLU
A
EE47-5, ORN / BLU
B
A
EE46, RED / BLU
B
EE47, ORN / BLU
P103-15
NOTES:
1) CIRCUITS FOR BACKLIGHTING AND "ON" LED'S
OMITTED FOR CLARITY.
TACH SENSOR
OIL
PRESSURE
SENSOR
WATER
TEMPERATURE
SENSOR
GRA3514-2
CUMMINS DUAL STATION CONTROLS
GRN3115-32
PTO PRESSURE SWITCH
( N.O. SHOWN W/ PTO OFF )
Schematic - 379 Model Family Electrical
95
C
P94-6023
P622 _ 1
P624
CONNECT TO J206
ZONE A11, PAGE 64
XMSN
HARNESS
1
1
WT161-0
WT169-0
H
F
G
CONNECTS TO P12,
ZONE A11, PAGE 74
( ENGINE BRAKE ON / OFF )
ORBN0770-100
S623_2
BRN2622-106
S622_3
WHT0780-0
GRA3195-103
S625
MAIN CAB
5B
WT169-0
6
ORBN0770-100
P625
CONNECT TO J211
ZONE G4, PAGE 65
WT161-0
J622_1
E
C
GRN3116-101
A
GRA3131-101
B
GRA3131-102
D
GRA3133-105
1
7
WHT0780-1
7
GRN3116-101
3
BRN2622-102
9
GRN3116-102
8
GRA3195-102
2B
9
B
3
10
2B
ENGINE BRAKE
ON / OFF
A
1
6
B
5B
A
4
8
10
7
9
P621_1
P623
GRA3195
2B
BRN2622-104
10
BRN2622-105
9
WHT0780-2
8
WHT0780-3
7
GRA3131-2
3
GRA3133-102
4
GRA3133-104
6
1
S621_3
J621_1
B1
B
A
1
6
ENGINE
BRAKE RANGE
C
B2
5B
S624
C
3
2B
8
B
A
4
10
ENGINE BRAKE ( AUTO XMSN )
P622_2
S623_1
S622_2
MAIN CAB
J621_2
H
CONNECTS TO P12,
ZONE A11, PAGE 74
( ENGINE BRAKE ON / OFF )
ORN3100-100
F
BRN2622-203
G
WHT3100-0
BRAKE RANGE
J622_2
ORN3100-100
10
BRN2622-200
9
WHT3100-2
7
WHT3100-4
5B
WHT3100-100
8
WHT3100-100
6
GRN3116-100
3
GRA3195-100
2B
BRAKE RANGE
7
B
3
ENGINE BRAKE
ON / OFF
A
1
6
B
5B
A
4
8
10
7
9
P621_2
P623_1
CAT COMPRESSION BRAKE
E
C
1
GRN3116-100
A
B
D
GRA3131-100
GRA3133-103
1
GRA3195-101
2B
BRN2622-201
10
BRN2622-202
9
WHT3100-1
8
WHT3100-3
7
GRA3131-100
3
S624_1
GRA3133-100
4
GRA3133-101
6
7
C
3
2B
B1
9
3
ENGINE
BRAKE RANGE
1
6
8
1
6
C
B2
B
A
B
5B
A
4
4
10
B
2B
B
A
5B
ENGINE BRAKE ( MANUAL XMSN )
9
2B
8
10
A
Schematic - 379 Model Family Electrical
96
C
P94-6023
ENGINE ENGINE
FAN
FAN
P622_3
J621_3
P623_2
J622_3
H
GRA3192-6
GRA3192-8
6
G
GRN3117-4
GRN3117-4
5B
F
ORN3111-3
ORN3111-3
2B
1
1
ENGINE FAN
ON / OFF
7
CONNECTS TO P77
ZONE K9, PAGE 74
ADD ON 1 HARNESS
A
3
C
10
YEL3191-1
D
4
E
WHT0780-4
B
K
J
WHT0780-5
3
WHT0780-5
8
9
B
2B
1
6
A
4
8
ENGINE
FAN
ENGINE
FAN
P622_4
J622_5
GRA3192-10
G
GRN3117-6
GRN3117-6
5B
F
ORN3111-6
ORN3111-6
2B
1
CONNECTS TO P77
ZONE K9, PAGE 74
ADD ON 1 HARNESS
10
ENGINE FAN ( CAT, EXCEPT C9 )
C
YEL3191-2
D
WHT0780-6
7
B
WHT0780-7
8
BRN2622-206
9
K
WHT0780-7
J
BRN2622-206
GRN3115-100
J621_5
S621_1
ORN3111-100
GRN3117-100
2B
PRP3184-0
H
GRA3192-100
K
GRA3192-101
4
J
BRN2622-208
3
A
GRN3142-1
B
BLU3142-1
YEL3191-0
E
ORN3142-1
GRA3192-109
1
GRA3192-104
8
BRN2622-210
9
YEL3191-0
ORN3111-100
ENGINE FAN
ON / OFF
6
C
5B
7
9
3
B
2B
A
S622_1
GRA3192-102
7
1
6
B
5B
A
10
4
8
10
P621_3
C
ORN3142-1
B
BLU3142-1
J622_4
A
GRN3142-1
8
GRN3117-101
DIAGNOSTICS
ON / OFF
2B
7
PRP3184-0
3
GRA3192-103
7
BRN2622-209
9
10
4
S623_3
6
P622_5
GRA3192-100
1
ENGINE FAN
J624
1
5B
GRA3192-109
ENGINE FAN
9
3
B
2B
1
6
5B
4
1
ENGINE FAN ( CUMMINS )
ENGINE FAN
ON / OFF
8
10
A
9
3
B
2B
A
1
6
10
E
D
THROTTLE PEDAL
POSITION
4
6
J623_1
CONNECTS TO P77
ZONE K9, PAGE 74
ADD ON 1 HARNESS
GRA3192-11
3
ENGINE FAN ( CAT C9 )
F
1
A
A
BRN2622-205
G
P623_6
H
7
B
5B
7
BRN2622-205
J621_4
9
B
5B
A
4
8
10
Schematic - 379 Model Family Electrical
C
P94-6023
J621_c0
D
WIRE6903
ORN3600-0
30
WHT3660-0
85
WIRE6905
87A
YEL2690-0
86
P622_c0
1
P621_c0
2
WIRE6903
1
WIRE6904
87
86
30
C
AUTO REVERSE
RELAY
85
P623_c0
YEL2690-0
LIFT AXLE
POWER POINT
( UNSWITCHED )
K621
87A
87
PARK BRAKE
PRESSURE
SWITCH
C
ORN3600-0
REVERSE
SIGNAL
( FROM XMSN )
J626
WHT3661-0
A
YEL3661-0
B
LIFT AXLE
#1
T621_c0
BACKLIGHTING
SPLICEPACK
1
J627
WIRE6909
WHT3662-0
A
YEL3662-0
B
LIFT AXLE
#2
S623_c0
J628
S622_c0
ORN3664-0
WHT3663-0
A
YEL3663-0
B
LIFT AXLE
#3
J629
WHT3664-0
A
YEL3664-0
B
LIFT AXLE
#4
WHT3662-1
7
9
3
7
9
3
A
10
A
10
8
9
3
A
A
10
6
5B 4
1
YEL3664-0
ORN3664-0
BRN3664-0
J624_c0
2B 3
10
LIFT AXLE CONTROL ( AXLES W/O AUTO-REVERSE FUNCTIONALITY )
8
7
9
LIFT AXLE SWITCH # 4
7
B
9
3
A
1
6
B
B
A
B
5B
4
8
9
2B
1
6
B
7
ORN3664-1
WHT3663-2
WHT3664-1
WIRE6907
YEL3663-0
WHT3663-1
2B 3
WIRE6908
1
LIFT AXLE SWITCH # 3
WHT3664-1
5B 4
5B
4
8
6
ORN3663-0
10
J623_c1
7
5B
4
9
2B
1
6
B
5B
7
B
2B
1
6
8
ORN3663-1
YEL3662-0
2B 3
LIFT AXLE SWITCH # 2
WHT3664-2
1
BRN3663-0
5B 4
WIRE6906
WIRE6907
6
WHT3663-1
10
B
2B
8
J622_c0
ORN3662-0
9
ORN3662-1
7
BRN3662-0
8
LIFT AXLE SWITCH # 1
WHT3662-2
2B 3
WIRE6909
WIRE6906
1
YEL3661-0
ORN3661-0
5B 4
WHT3661-2
6
WHT3661-1
10
ORN3661-1
BRN3661-0
NOTES:
A
4
8
10
A
1) CIRCUITRY SHOWN FOR MULTIPLE LIFT AXLE CONTROL.
CONTENT IS CHASSIS SPECIFIC.
2) MULTIPLE LIFT AXLES WITH SINGLE CONTROL
IS ACCOMPLISHED IN CHASSIS WIRING.
J625
97
Schematic - 379 Model Family Electrical
P94-6023
C
D
WIRE6910
WIRE6911
PARK BRAKE
PRESSURE
SWITCH
P622_c1
P621_c1
LIFT AXLE
POWER POINT
( UNSWITCHED )
2
WIRE6910
1
WIRE6912
J626_c0
WIRE6917
B
WIRE6921
A
LIFT AXLE
#1
T621_c1
BACKLIGHTING
SPLICEPACK
1
J627_c0
WIRE6936
WIRE6922
S623_c1
WIRE6918
A LIFTN AXLE
#2
B
J628_c0
S622_c1
WIRE6916
WIRE6923
A
WIRE6919
B
LIFT AXLE
#3
J629_c0
WIRE6924
A
WIRE6920
B
LIFT AXLE
#4
7
9
3
7
9
3
A
10
A
5B 4
1
8
LIFT AXLE SWITCH # 3
A
10
A
6
5B 4
1
WIRE6920
WIRE6916
WIRE6944
10
2B 3
10
LIFT AXLE CONTROL ( AXLES W/ AUTO-REVERSE FUNCTIONALITY )
8
7
9
LIFT AXLE SWITCH # 4
B
9
3
A
1
6
B
B
A
B
5B
4
8
J624_c1
2B
1
6
B
9
7
9
3
7
WIRE6943
WIRE6919
WIRE6931
2B 3
WIRE6930
WIRE6929
WIRE6926
WIRE6915
WIRE6941
6
WIRE6929
10
5B
4
8
J623_c2
7
5B
4
9
2B
1
6
B
5B
7
B
2B
1
6
8
WIRE6942
WIRE6918
2B 3
WIRE6927
1
LIFT AXLE SWITCH # 2
WIRE6928
5B 4
WIRE6925
WIRE6926
6
WIRE6931
10
B
2B
8
J622_c1
WIRE6914
9
WIRE6939
7
WIRE6940
8
LIFT AXLE SWITCH # 1
WIRE6932
2B 3
WIRE6936
WIRE6925
1
WIRE6917
WIRE6913
5B 4
WIRE6935
6
WIRE6934
10
WIRE6937
WIRE6938
WIRE6933
A
4
8
10
A
NOTES:
1) CIRCUITRY SHOWN FOR MULTIPLE LIFT AXLE CONTROL.
CONTENT IS CHASSIS SPECIFIC.
2) MULTIPLE LIFT AXLES WITH SINGLE CONTROL
IS ACCOMPLISHED IN CHASSIS WIRING.
J625_c0
C
98