5/8A-FE Engine







Engine Overall
Valve Mechanism
Cooling System
Intake and Exhaust System
Fuel System
Ignition System
Engine Control
5/8A-FE Engine

-C
Engine Overall
• 4-cylinder, 16-valve, DOHC, STEP III or equivalent
•5A-FE engine based on 8A-FE engine,
displacement up 1.3 to 1.5 liters
•Piston stroke only increasing
5/8A-FE Engine

-C
Engine Overall
• Feature
Fuel Pressure
Regulator Location Changed
Independent Injection
Crankshaft Position Sensor
TWC
5/8A-FE Engine

-C
Engine Overall
• Engine specification
Engine
5A-FE
8A-FE
No. of Cylinders and Arrangement
4-cylinder, In-line

16-valve, DOHC

1498 (91.4)
1342 (81.9)
78.7 x 77.0 (3.10 x 3.03)
78.7 x 69.0 (3.10 x 2.72)
9.8 : 1
9.3 : 1
77 / 6,000?
63 / 6,000?
135 / 4,800?
122 / 4,400?
90 or more

5W-30

API SL-EC or ILSAC GF-3

Valve Mechanism
Displacement
[cm3 (cu. in.)]
Bore x Stroke
[mm (in.)]
Compression Ratio
Maximum Output
[kW / rpm]
Maximum Torque
[N·m / rpm]
Research Octane Number (RON)
Oil Viscosity
Oil Grade
5/8A-FE Engine

Valve Mechanism
• Overall
-C
•2 intake and 2 exhaust valves
•2 camshafts
Scissors Gear
Belt Drive
Outer Shim
5/8A-FE Engine

-C
Cooling System
• Radiator and Cooling Fan
– An aluminum radiator core and fan shroud
integration type reservoir tank are used for
weight reduction
Reservoir
Tank
Aluminum
Radiator
Cooling Fan
5/8A-FE Engine

-C
Intake and Exhaust System
• Exhaust Manifold (Manifold Converter)
– Exhaust manifold is directly joined to the No. 1
TWC to ensure the proper warm-up performance
Exhaust Manifold
No. 1 TWC
5/8A-FE Engine

-C
Intake and Exhaust System
• Exhaust Pipe
– Stainless exhaust pipe is used for weight
reduction
Heated Oxygen
Sensor
Sub Muffler
TWC No. 2
TWC No. 1
Ball Joint
Main Muffler
Ball Joint
5/8A-FE Engine

-C
Intake and Exhaust System
• No. 2 TWC (Three-way Catalytic Converter)
– Ultra thin wall, high-cell type TWC has been
adopted. Thus it improves exhaust emission
Wall
Cell Pitch Thickness
1.27 mm 0.075 mm
5/8A-FE Engine

-C
Intake and Exhaust System
• Converter Specification
Converter
No. 1
(Start-up Converter)
No. 2
(Under Floor)
Volume [cm3 (in.)]
1083 (66.1)

Cell Density
[cells/cm2 (cells/in2)]
62 (400)

Wall Thickness [mm (in)]
0.115 (0.0045)
0.075 (0.0030)
5/8A-FE Engine

-C
Fuel System
• Overall
4-hole Type
Injector
Pulsation
Damper
Fuel
Pressure
Regulator
Location
Changed
Quick Connector
5/8A-FE Engine

-C
Fuel System
• Fuel Pump
– A compact fuel pump in which a fuel filter and
pressure regulator are integrated in the module
fuel pump assembly is used
Fuel Cutoff
Valve
[Module Type Fuel Pump]
Fuel
Pump
Fuel Filter
Pressure
Regulator
Sender Gauge
Pressure
Regulator
Fuel Pump
5/8A-FE Engine

-C
Fuel System
• Fuel Returnless System
– This system helps prevent the internal
temperature of the
Injector
Pulsation
fuel tank from rising, Dumper
and reduces
evaporative
Delivery Pipe
emissions
Fuel
: Only the quantity required
of fuel is supplied
: The fuel of a surplus quantity
is returned
Fuel
Cutoff
Valve
Filter
Pressure
Regulator
[Fuel Tank]
Fuel
Pump
5/8A-FE Engine

-C
Fuel System
• Fuel Tank
– The plastic made fuel tank and plastic filler pipe
are used to reduce the weight
Plastic Made
Type Fuel Tank
5/8A-FE Engine

-C
Ignition System
• ESA (Electronic Spark Advance) System
Igniter
Power Transistor
IG
Coil
To
Distributor
Tachometer
5/8A-FE Engine

-C
Ignition System
• Distributor
– This distributor in the engine control system
contains one pick-up coil (G signal)
G Pick-up
Coil
Ignition
Coil
G Signal
Rotor
5/8A-FE Engine

-C
Ignition System
• Spark Plug
– A compact with resister type is used
Engine
5A-FE
8A-FE
DENSO
K16R-U11
K16R-U
NGK
BKR5EYA-11

Plug Gap
1.0-1.1 mm
(0.039-0.043 in.)
0.7-0.8 mm
(0.028-0.031 in.)
Maintenance
Pitch
Every 20,000 km
or every 24 months

5/8A-FE Engine

-C
Engine Control System
• Main Components of Engine Control System
Engine
5A-FE
8A-FE
CPU
16-bit

Emission
Euro STEP III or equivalent

Manifold Pressure Sensor
Semiconductor Type

Crankshaft Position
Sensor (Rotor Teeth)
Pick-up Coil Type (36-2)

Camshaft Position Sensor
(Rotor Teeth)
Pick-up Coil Type (1)
[It builds in Distributor]

Throttle Position Sensor
Linear Type

Knock Sensor
Piezoelectric Element Type

Oxygen Sensor
Heated Oxygen Sensor x 1

Injector
4-hole Type (Independent Injection)

Ignition
ESA

IAC Valve
Rotary Solenoid Type

5/8A-FE Engine

-C
Engine Control System
• Crankshaft Position Sensor
– The timing rotor of the crankshaft consists of 34
teeth, with 2 teeth missing
NE Signal Plate (720CA)
2 Teeth Missing
Crankshaft Position Sensor
10CA
2 Teeth Missing
5/8A-FE Engine

-C
Engine Control System
• EFI (Electric Fuel Injection)
– A D-type EFI system is used, which indirectly
detects intake air volume by the manifold
pressure sensor
Manifold Pressure Sensor
Sensor Unit (Semiconductor)
5/8A-FE Engine

-C
Engine Control System
• EFI (Electric Fuel Injection)
– An independent injection system (in which fuel is
injected once into each cylinder) is used
[Independent Injection]
[Group Injection]
Synchronous Injection
Synchronous Injection
#1
#3
#2
#4
Ignition
Non-synchronous Injection
Non-synchronous Injection
Ignition
5/8A-FE Engine
Engine Control System
• EFI (Electric Fuel Injection)
– Injection pattern are changed according to the
engine condition and driving condition
Water Temperature

-C
Independent Injection
Group
Injection
Engine Speed
Body Electrical











Lighting
Combination Meter
Air Conditioner
Navigation System
TOYOTA Parking Assist System
Power Window System
Door Lock Control System
Wireless Door Lock Remote Control
Theft Deterrent System
SRS Airbag System
Accessories
Body Electrical

Lighting
• Front Light
Headlight
(High/Low Beam)
-C
-R
-T
Position
Light
Turn Signal
Light
Front Fog
Light
-M
Body Electrical

-C
-R
-T
Lighting
• Rear Light
Turn Signal
Light
Back-up
Light
Rear Fog
Light
Tail & Stop
Light
Reflex
Reflector
-M
Body Electrical

-C
-R
-T
Lighting
• Illuminated Entry System
– This system is standard equipment on models
with theft deterrent system
+B
TVSS ECU
(Receiver is
included)
Interior
Light
Door Courtesy
Switch
(Each Door)
Transmitter
-M
Body Electrical

-C
-R
Combination Meter
• General
– Two types of combination meter are used
Digital Type
Analog Type
(with Tachometer)
-T
-M
Body Electrical

-C
-R
-T
-M
Combination Meter
• Speed Meter
– Speed Sensor
with ABS model
Combination
Meter
Vehicle Skid
Control ECU
without ABS model
-C, A/T model
Combination
Meter
Speed
Sensor
Tire
Combination
Meter
ECT
ECU
Speed
Sensor
Transaxle
Speed
Sensor
Transaxle
Body Electrical

-C
-R
-T
-M
Combination Meter
• Water Temperature Indicator
– The indicator light change in accordance with the
engine coolant temp.
Indicator Light Condition
-
Engine Coolant
Temp.
Illuminate
Below approx. 60 °C
Blink
Above approx.
117°C
Not illuminate
Other
Body Electrical

-C
-R
-T
-M
Combination Meter
• Digital Display (Digital type only)
– The image that is displayed on a display tube is
reflected by a mirror, in which the magnified
image is displayed
Mirror
Display Tube (VFD*)
*: Vacuum Fluorescent Display
Body Electrical

-C
-R
-T
-M
Combination Meter
• Rheostat (Digital type only)
– Combination meter brightness is adjusted by
pressing the rheostat switch
– It has tail cancel function
Combination Meter Brightness
Tail Cancel
Tail: OFF
Bright
Tail: ON
Dark
1
3/4
1/2 1/4
1/4 1/8 1/16
1
Rheostat Switch
Body Electrical

-C
-R
-T
Air Conditioner
• General
– Manual air conditioner is used
Heater and Cooler
(-C, -R)
Cooler only
(-T except Singapore, Brunei)
Body Electrical

-C
-R
Air Conditioner
• Main Components
SFA (Straight Flow
Aluminum) Heater Core
Sub-cool Condenser
MS (Multi Tank Super Slim
Structure) Evaporator
Compact, Lightweight
10S11 Compressor
-T
-M
Body Electrical

-C
Air Conditioner
• Rear Heater Duct
– The duct for rear seat is used for cold area spec.
Rear Heater
Duct
Body Electrical
-C
GLX-i, GL-i only

Navigation System
• General
– 6.5 inch LCD screen with pressure sensitive
touch panel and DVD voice navigation
Body Electrical

-C
Navigation System
• System Diagram
Video CD
Changer
Front Speaker
(Driver Side)
AVC-LAN
GPS
Antenna
DVD-ROM
Navigation
ECU
(Gyro Sensor
included)
RGB Signal
Parking Brake
Switch*
Neutral Start
Switch (AT)
Back-up Light
Switch (MT)
Radio and
Player with
Display
Combination Meter
*:When the parking brake is not applied,
the video CD is not playable
Body Electrical

-C
Navigation System
• Location
GPS
Antenna
Radio and
Player with
Display
Navigation
ECU
Video CD
Changer
Body Electrical
-R
1.5G only

TOYOTA Parking Assist System
• General
– Informs the driver of the distance between the
sensors and the obstacles by sounding buzzer
Pi…
Pi…
Body Electrical

-R
TOYOTA Parking Assist System
• System Diagram and Operation
– This system operates, when the shift lever is
operated to the R position
Neutral Start
Switch
R Position
Ultrasonic
Sensor (RH)
Clearance Sonar ECU
Clearance
Sonar
Buzzer
Pi…
Pi…
Distance to
obstacles
Volume
Switch
Ultrasonic
Sensor (LH)
Body Electrical

-R
TOYOTA Parking Assist System
• Operation
– Buzzer sounding cycle
Obstacle Distance
Buzzer Sounding Cycle
cm (in.)
0 – 40
(0 – 15.75)
40 – 60
(15.75 – 23.62)
60 –100
(23.62 – 39.37)
ON
OFF
ON
75
75
OFF
ON
OFF
75
225
ms
Body Electrical

-R
TOYOTA Parking Assist System
• Location
Ultrasonic
Sensor
(LH and RH)
Clearance Sonar ECU
Clearance
Sonar Buzzer
Volume
Switch
Body Electrical

-R
TOYOTA Parking Assist System
• Ultrasonic Sensor
– Detection ranges
Approx. 1m (39.37 in.)
Approx. 0.2m (7.87 in.)
Approx. 0.3m (11.81 in.)
Body Electrical

-C
-R
-T
Power Window System
• General
Model, Grade
-C
-R
-T
-M
Driver door auto up/down with
jam-protection function
Driver door
auto down
Noavailable
Front + Rear
Front only
Front + Rear
GLX-i, GL-i,
GL
-
-
STD
-
DLX, DLX-i
-
-
OPT
-
1.5G, 1.5E
STD
-
-
-
1.5J
-
STD
-
-
1.5G, 1.5S
1.5E
STD
-
-
-
1.5J
-
-
-
STD
1.5G, 1.3E
STD
-
-
-
1.3
-
-
-
STD
-M
Body Electrical

-C
-R
Door Lock Control System
• Function (with theft deterrent system only)
– Speed-sensitive automatic door lock
Combination
Meter
Ignition
Switch
TVSS ECU
(Receiver is
included)
Door Lock
Control Relay
Door Lock
M
Motor
(Each Door)
-T
-M
Body Electrical

-C
-R
-T
Wireless Door Lock Remote Control
• General
– This system is standard equipment on models
with theft deterrent system
Hazard Warning
Light Relay
TVSS Siren
TVSS ECU
(Receiver is
included)
Door Lock
Control Relay
Door Lock
M
Motor
(Each Door)
Transmitter
-M
Body Electrical

-C
-R
Theft Deterrent System
• General
– This system is used as following models
Model
-C
GLX-i
-R
1.5G, 1.5E
-T
1.5G, 1.5S*1,
1.5E *2
-M
1.5G
*1:
Except Singapore, Brunei
*2: Indonesia only
-T
-M
Body Electrical

-C
-R
-T
Theft Deterrent System
• System Diagram
Ignition Switch
Battery
Door Lock Control
Switch
Security Indicator
Key unlock Warning
Switch
Hazard Warning
Light Relay
Engine Hood
Courtesy Switch
Luggage
Compartment Light
Switch
Door Courtesy
Switch (Each Door)
TVSS ECU
TVSS Siren
Starter Cut Relay
Transmitter
-M
Body Electrical

-C
-R
-T
SRS Airbag System
• General
Destination
Driver and
Passenger Airbag
-C
GLX-i, GL-i, GL
Grade *1
-R
-
-T
-M
Thailand,
Indonesia
1.5S Grade
Singapore,
Brunei
1.5S, 1.5E Grade
Driver Airbag
ALL
*1
*1
*1:
*1
Non
-
1.5G Grade
ALL
1.5G Grade
1.5E Grade *2
1.5E, 1.5J
Grade
1.5J Grade
-
-
ALL
with Pretensioner and Force Limiter
*2: except Indonesia models
Red Font: Optional Equipment
Body Electrical

-C
-R
SRS Airbag System
• Front Airbag Deployment
(with driver and passenger airbag)
Airbag Sensor Assembly
Electric G
Sensor
Electric Safing
Sensor
ON
Front Airbag
Sensor
ON
ON
Front Airbag
-T
Body Electrical

-C
-R
-T
SRS Airbag System
• Fuel Cut Control (Except 5A-FE, 8A-FE)
– Airbag sensor assembly transmits the airbag
deployment signal to engine ECU
Airbag
Sensor
Assembly
Airbag is deployed
Engine
ECU
Fuel Cut
M
Fuel Pump
Body Electrical

-C
-R
Accessories
• Sliding Roof
– Power tilt and slide type sliding roof is used
(manual operation only)
Body Electrical

-C
-R
-C: GLX-i
-R: 1.5G
Accessories
• Telephone
– In this system, telephone call is possible without
releasing a hand from handle
Front Speaker
(Driver Side)
Mobile
Telephone
Telephone
Adapter
Telephone
ECU
Wire
(DOP)
Telephone
Microphone
Body Electrical

-C
-R
Accessories
• Telephone
– Location
Telephone Adapter
Telephone Microphone