Volkswagen Touareg: Access Start Authorization
Page 1 / 25
94 - 10
Access Start Authorization
Caution!
When disconnecting and reconnecting battery
terminals, observe all applicable Notes and torque
specifications, as well as instructions on performing
OBD program and electrical system function checks as
specified in this Repair Manual. 27-4, Battery,
disconnecting and reconnecting . Not adhering to
proper disconnection sequence will result in
deactivation of Main Battery Switch -E74- and
subsequent damage to electrical system components.
General information
The Access/Start Authorization Switch E415
(ignition/starter switch) has electronic terminal control.
The Anti-Theft Immobilizer Reading Module D1 and
Ignition Switch Key Lock Solenoid N376 are integrated
with Access/Start Authorization Switch E415 and cannot
be serviced separately.
Any malfunctions related to E415 operation are output via
the Access/Start Control Module J518 On Board
Diagnostic (OBD) program.
The ignition key removal lock is released
electromagnetically. The ignition key cannot be removed
as long as the ignition is switched on and, for vehicles with
automatic transmissions, the gear selector lever is not in
the "P" position.
The ignition key removal lock ensures that the ignition key
is secure against being inadvertently pulled out.
Ignition key removal lock function can be checked using
Access/Start Control Module J518 On Board Diagnostic
(OBD) program, "Output Diagnostic Test Mode (DTM)"
94-10, Access/Start Control Module J518 , performing
Output Diagnostic Test Mode (DTM) .
Note:
„
Access/Start Authorization Switch E415 is integrated
with the lock cylinder and cannot be serviced
separately. In the event E415 malfunctions, replace
complete unit.
„
In the event that Access/Start Control Module J518
requires replacement 94-10, Access/Start Control
Access Start Authorization
Module J518 , replacing
Before troubleshooting or servicing, technicians must be
familiar with the functions and operation specifics of the
start/access authorization system. Always read the owners
manual and review applicable system functions.
Note:
„
Additional information:
Owners Manual
Self Study Program - Course Number 89E303 "The
Touareg"
Self Study Program - Course Number 89J303 "The
Touareg Electrical System Design and Function"
Wiring Diagrams Component Locations
On Board Diagnostic (OBD), function
The Access/Start Control Module J518 is controlled by an
internal microprocessor with On Board Diagnostic (OBD)
capability. If malfunctions occur in monitored components,
Diagnostic Trouble Codes (DTC) will be stored in memory.
Troubleshoot Access/Start Authorization system
malfunctions by performing OBD program using VAS
5051/5052 Tester in operating mode "Guided Fault
Finding" .
Ignition key, emergency release
If the power supply in the vehicle has been interrupted or
the battery goes dead, the ignition key can be removed by
operating a mechanical emergency release.
- Turn ignition key to "OFF" position.
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Access Start Authorization
- Depress push-button - arrow - with a screwdriver and
hold.
- Key may now be removed.
Access/Start Authorization Switch E415 , servicing
Access/Start Authorization Switch E415 , removing and
installing
Note:
„
Access/Start Authorization Switch E415 with
integrated lock cylinder, Anti-Theft Immobilizer
Reading Module D1 and Ignition Switch Key Lock
Solenoid N376 are integrated and cannot be
serviced separately.
Special tools, testers and auxiliary items required
„
Socket Tool T10152
„
Release Lever T10039
„
Wedge T10039/1
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Access Start Authorization
Removing:
Caution!
When disconnecting and reconnecting battery
terminals, observe all applicable Notes and torque
specifications, as well as instructions on performing
OBD program and electrical system function checks as
specified in this Repair Manual. 27-4, Battery
disconnecting and reconnecting sequence . Not
adhering to proper disconnection sequence will result
in deactivation of Main Battery Switch -E74- and
subsequent damage to electrical system components.
Caution!
When removing switches, trim, covers or displays,
prevent damage to visible areas by always applying
appropriate tape to area surrounding the component,
and the tools being used (screwdrivers, wedges etc.).
- Disconnect battery
reconnecting .
27-4, Battery, disconnecting and
- Remove radio or radio-navigation system
Repair Manual, Communication, Repair Group 91,
.
- Pry trim strip - 1 - out of retainers using wedge
T10039/1 .
Note:
„
Disregard right-hand Tiptronic "paddle shifter"
illustrated on German market vehicle.
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Access Start Authorization
- Insert Socket Tool T10152 on Access/Start Authorization
Switch E415 (line up notches).
- Remove nut, grasp switch through radio opening and
remove switch.
- Disconnect electrical connection.
Installing:
Install in reverse order of removal, noting the following:
- Hand tighten nut for switch by hand using Socket Tool
T10152 .
Note:
„
Adaptation or coding of Access/Start Authorization
Switch E415 after removing or installing is not
necessary.
Access/Start Authorization Switch E415 , multi-pin connector
assignments
Connector, 12-pin
1 - Switch contact 2
2 - Solenoid for key lock
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Access Start Authorization
3 - Voltage supply, negative
4 - Anti-theft immobilizer, shift lock
5 - Switch contact 1
6 - Switch contact 6
7 - Switch contact 3
8 - Immobilizer, Data 2
9 - Voltage supply, positive
10 - Switch contact 5
11 - Switch contact 4
12 - Immobilizer, Data 1
Access/Start Authorization Switch E415 , checking
Access/Start Authorization Switch E415 function can be
checked using Access/Start Control Module J518 On
Board Diagnostic (OBD) program function "Output
Diagnostic Test Mode (DTM)" 94-10, Access/Start
Control Module J518 , performing Output Diagnostic Test
Mode (DTM) .
Access/Start Authorization Button E408 , servicing
Where equipped, the Access/Start Authorization Button
E408 enables starting and switching-off the engine without
operating the ignition key.
Access/Start Authorization Button E408 , removing and
installing
Removing:
Caution!
When disconnecting and reconnecting battery
terminals, observe all applicable Notes and torque
specifications, as well as instructions on performing
OBD program and electrical system function checks as
specified in this Repair Manual. 27-4, Battery
disconnecting and reconnecting sequence . Not
adhering to proper disconnection sequence will result
in deactivation of Main Battery Switch -E74- and
subsequent damage to electrical system components.
- Disconnect battery
reconnecting .
27-4, Battery, disconnecting and
- Remove gear selector cover
Page 6 / 25
Access Start Authorization
Repair Manual, Body Interior, Repair Group 68, storage
compartments, covers and panels; removing and installing
center console
.
- Remove screws - arrows - .
- Disconnect electrical connection.
- Remove Access/Start Authorization Button E408 .
Installing:
Install in reverse order of removal, noting the following:
Note:
„
Adaptation or coding of Access/Start Authorization
Button E408 after removing and installing is not
necessary.
Access/Start Control Module J518 , servicing
Access/Start Control Module J518 , removing and installing
Removing:
Caution!
When disconnecting and reconnecting battery
terminals, observe all applicable Notes and torque
specifications, as well as instructions on performing
OBD program and electrical system function checks as
specified in this Repair Manual. 27-4, Battery
disconnecting and reconnecting sequence . Not
adhering to proper disconnection sequence will result
in deactivation of Main Battery Switch -E74- and
subsequent damage to electrical system components.
- Disconnect battery
27-4, Battery, disconnecting and
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Access Start Authorization
reconnecting .
- Remove lower storage compartment on drivers side
Repair Manual, Body Interior, Repair Group 68,
.
- Push locking hooks of bracket outward - arrows B - and
pull Access/Start Control Module J518 - 1 - behind
bracket forward - arrow A - .
- Pull/release retainer - 1 - in direction of - arrow A - .
- Disconnect electrical connection - 2 - in direction of arrow B - .
- Disengage electrical connection - 3 - in direction of arrow C - .
- Remove Access/Start Control Module J518 from
bracket.
Installing:
Install in reverse order of removal, noting the following:
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Access Start Authorization
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- Tab - 1 - must first be inserted upward in guide.
- Then, tab - 2 - is clipped into bracket.
Note:
„
If Access/Start Control Module J518 is replaced,
work sequence 94-10, Access/Start Control
Module J518 , replacing must be performed.
Access/Start Control Module J518 , replacing
- Connect Diagnostic Operation System VAS5051A
1, VAS 5051 / 5052 .
97-
- In Diagnostic Operation System VAS5051A , select
operating mode "Guided Fault Finding" .
- Using the "Go To" button, select "Functions/Component
selection" and the following menu options in sequence:
„
Body
„
Electrical Equipment
„
01 - On Board Diagnostic (OBD) capable systems
„
Anti-theft immobilizer
„
Functions
Access Start Authorization
„
Page 10 / 25
Replacing the access/start control module
Access/Start Control Module J518 , performing Output
Diagnostic Test Mode (DTM)
Depending on market version and optional equipment
installed, the operation of the following components can
checked using Output DTM of J518:
„
Power steering column lock
„
Power supply relay - terminal 15, activation
„
Power supply relay - terminal 15SV, activation
„
Power supply relay - terminal 75X
„
Ignition key removal lock solenoid
„
Ignition/starter switch
„
Access/Start Authorization antenna
- Connect Diagnostic Operation System VAS5051A
1, VAS 5051 / 5052 .
97-
- In Diagnostic Operation System VAS5051A , select
operating mode "Guided Fault Finding" .
- Using the "Go To" button, select "Functions/Component
selection" and the following menu options in sequence:
„
Body
„
Body repair procedures
„
01 - On Board Diagnostic (OBD) capable systems
„
Access/start authorization
„
Functions
„
Access/Start Control Module -J518-, output
Access Start Authorization
Diagnostic Test Mode (DTM)
Access start authorization system - sensors antennas,
servicing
Access start authorization system - sensors antennas,
component overview
Note:
„
Use of system components depends on market
version and optional equipment.
„
Left rear outside door handle
Integrated with door handle:
„
Drivers Access/Start Authorization Antenna
R134
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Access Start Authorization
„
Left Rear Outside Door Handle Touch Sensor
G417
„
Left Rear Outside Door Handle Central Locking
Button E371
Note :
„
„
Antenna R134 consists of two separate parts. One
part is integrated with drivers outside door handle
and the other in left rear outside door handle.
Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
„
Removing and installing
94-10, Left rear outside door
handle, removing and
installing
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Drivers outside door handle
Integrated with door handle:
„
Drivers Access/Start Authorization Antenna
R134
„
Drivers Outside Door Handle Touch Sensor
G415
„
Drivers Outside Door Handle Central Locking
Button E369
Note :
„
Antenna R134 consists of two separate parts. One
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Access Start Authorization
part is integrated with drivers outside door handle
and the other in left rear outside door handle.
Antennas can be replaced separately.
„
„
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
„
Removing and installing
94-10, Drivers outside door
handle, removing and
installing
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Interior Access/Start
Authorization Antenna 2 R139
„
Component location: in
center console, front
„
Removing and installing
94-10, Interior Access/Start
Authorization Antenna 2
R139 , removing and
installing
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Interior Access/Start
Authorization Antenna 1 R138
„
Component location: In front
of shift lever
„
Removing and installing
94-10, Interior Access/Start
Authorization Antenna 1
R138 , removing and
Page 13 / 25
Access Start Authorization
installing
„
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Front passengers outside door
handle
Integrated with door handle:
„
Front Passengers Access/Start Authorization
Antenna R135
„
Front Passengers Outside Door Handle Touch
Sensor G416
„
Front Passengers Outside Door Handle Central
Locking Button E370
Note :
„
Antenna R135 consists of two separate parts. One
part is integrated with front passengers outside door
handle and the other in right rear outside door
handle. Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
„
Removing and installing
passenger-side outside door
handle 94-10, Front
passengers outside door
handle, removing and
installing
„
Checking Front Passengers
Access/Start Authorization
Antenna R135
94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Page 14 / 25
Access Start Authorization
„
Right rear outside door handle
Integrated with door handle:
„
Front Passengers Access/Start Authorization
Antenna R135
„
Right Rear Outside Door handle Touch Sensor
G418
„
Right Rear Outside Door Handle Central Locking
Button E372
Note :
„
„
Antenna R135 consists of two separate parts. One
part is integrated with front passengers outside door
handle and the other in right rear outside door
handle. Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
„
Removing and installing
94-10, Right rear outside
door handle, removing and
installing
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Access/Start Authorization
Antenna (in rear bumper) R136
Note :
„
Antenna R136 consists of two separate parts. One
part is located on the left side of the rear bumper
and the other on the right side.
„
Removing and installing
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Access Start Authorization
94-10, Access/Start
Authorization Antenna (in
rear bumper) R136 ,
removing and installing
„
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Luggage Compartment
Access/Start Authorization
Antenna R137
Note :
„
Antenna R137 location is dependent on market
version and optional equipment installed. Antenna
may be installed in three different locations in
luggage compartment.
„
Removing and installing
94-10, Luggage
Compartment Access/Start
Authorization Antenna
R137 , removing and
installing
„
Checking 94-10,
Access/Start Control Module
J518 , performing Output
Diagnostic Test Mode
(DTM)
Drivers outside door handle, removing and installing
Integrated with door handle:
Note:
„
Drivers Access/Start Authorization Antenna R134
„
Drivers Outside Door Handle Touch Sensor G415
„
Drivers Outside Door Handle Central Locking Button
E369
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Access Start Authorization
„
Antenna R134 consists of two separate parts. One
part is integrated with drivers outside door handle
and the other in left rear outside door handle.
Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
Removing:
- Remove left front outside door handle
Repair Manual, Body Exterior, Repair Group 57, Front
doors, removing and installing door handle
.
Installing:
Install in reverse order of removal.
Front passengers outside door handle, removing and installing
Integrated with door handle:
„
Front Passengers Access/Start Authorization
Antenna R135
„
Front Passengers Outside Door Handle Touch
Sensor G416
„
Front Passengers Outside Door Handle Central
Locking Button E370
Note:
„
Antenna R135 consists of two separate parts. One
part is integrated with front passengers outside door
handle and the other in right rear outside door
handle. Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
Page 17 / 25
Access Start Authorization
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
Removing:
- Remove right front outside door handle
Repair Manual, Body Exterior, Repair Group 57, Front
doors, removing and installing door handle
.
Installing:
Install in reverse order of removal.
Left rear outside door handle, removing and installing
Integrated with door handle:
„
Drivers Access/Start Authorization Antenna R134
„
Left Rear Outside Door Handle Touch Sensor
G417
„
Left Rear Outside Door Handle Central Locking
Button E371
Note:
„
Antenna R134 consists of two separate parts. One
part is integrated with drivers outside door handle
and the other in left rear outside door handle.
Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
Removing:
- Remove left rear outside door handle
Page 18 / 25
Access Start Authorization
Repair Manual, Body Exterior, Repair Group 58, Rear
doors, removing and installing door handle
.
Installing:
Install in reverse order of removal.
Right rear outside door handle, removing and installing
Integrated with door handle:
„
Front Passengers Access/Start Authorization
Antenna R135
„
Right Rear Outside Door handle Touch Sensor
G418
„
Right Rear Outside Door Handle Central Locking
Button E372
Note:
„
Antenna R135 consists of two separate parts. One
part is integrated with front passengers outside door
handle and the other in right rear outside door
handle. Antennas can be replaced separately.
„
In the event of touch sensor or locking button
malfunctions, replace entire door handle assembly. .
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
Removing:
- Remove right rear outside door handle
Repair Manual, Body Exterior, Repair Group 58, Rear
doors, removing and installing door handle
.
Installing:
Page 19 / 25
Access Start Authorization
Install in reverse order of removal.
Access/Start Authorization Antenna (in rear bumper) R136 ,
removing and installing
Note:
„
Antenna R136 consists of two separate parts. One
part is located on the left side of the rear bumper
and the other on the right side.
„
It is not necessary to adapt or to code access and
start authorization control module after replacement.
Removing:
Caution!
„
Switch off all electrical consumers.
„
Switch off ignition and remove ignition key.
- Remove rear bumper cover
Repair Manual, Body Exterior, Repair Group 63, Rear
bumper, removing and installing bumper cover
.
- Disconnect antenna connections - arrows - .
- Remove antennas - 1 - and - 2 - from foam
reinforcement (note possibility of alternate version
illustrated below).
Note:
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Access Start Authorization
„
Alternate version: Release clips - 2 - and remove
antenna - 1 - .
Installing:
Install in reverse order of removal.
Luggage Compartment Access/Start Authorization Antenna
R137 , removing and installing
Note:
„
Antenna R137 location is dependent on market
version and optional equipment installed. Antenna
may be installed in three different locations - arrows
- in luggage compartment.
„
It is not necessary to adapt or to code access/start
authorization control module after antenna
replacement.
Removing:
Caution!
„
Switch off all electrical consumers.
Page 21 / 25
Access Start Authorization
„
Switch off ignition and remove ignition key.
- Remove luggage compartment loading floor carpet.
- Disconnect antenna connection - 2 - .
- Removed glued-on antenna - 1 - from luggage
compartment floor.
Installing:
Install in reverse order of removal.
Interior Access/Start Authorization Antenna 1 R138 , removing
and installing
Interior Access/Start Authorization Antenna 1 R138 arrow - is located in center console, in front of shift lever.
Note:
„
It is not necessary to adapt or to code access/start
authorization control module after antenna
replacement.
Page 22 / 25
Access Start Authorization
Removing:
Caution!
„
Switch off all electrical consumers.
„
Switch off ignition and remove ignition key.
- Remove center console
Repair Manual, Body Interior, Repair Group 68, storage
compartments, covers and panels; removing and installing
center console
.
- Disconnect electrical connection - 3 - for antenna - 2 - .
- Remove screw - 5 - .
- Release locating tab - 1 - from retainer - 4 - and remove
antenna - 2 - .
Installing:
Install in reverse order of removal.
Interior Access/Start Authorization Antenna 2 R139 , removing
and installing
Page 23 / 25
Access Start Authorization
Interior Access/Start Authorization Antenna 2 R139 arrow - is located in front portion of center console.
Note:
„
It is not necessary to adapt or to code access/start
authorization control module after antenna
replacement.
Removing:
Caution!
„
Switch off all electrical consumers.
„
Switch off ignition and remove ignition key.
- Where applicable, remove rear Climatronic controls
Repair Manual, Heating Air Conditioning, Repair Group
87,
.
- Remove rearmost part of center console or front portion
of center console
Repair Manual, Body Interior, Repair Group 68, Storage
compartments, covers and panels; removing and installing
center console
Page 24 / 25
Access Start Authorization
- Disconnect electrical connection - 1 - for antenna - 3 - .
- Remove screw - 2 - .
- Release locating tab - 4 - from retainer - 5 - and remove
antenna - 3 - .
Installing:
Install in reverse order of removal.
Page 25 / 25