Headlamp Range/Cornering Lamp Control Module J745
Headlamp Range/Cornering Lamp Control Module J745
Removing and installing Headlamp Range/Cornering Lamp Control Module J745
Special tools, testers and auxiliary items required
- Release lever T10039
- Wedge T10039/1
NOTE: Removal of the steering wheel is not necessary. To improve clarity, the steering wheel is not shown in the following illustrations.
Removing:
- Switch off ignition, switch off all electrical components and remove ignition key.
- In vehicles without radio/navigation system or without radio, pry cover -1 - out of mounts using trim removal wedge T10039/1.
- If necessary, remove radio - 2 -.
- If necessary, remove radio/navigation system - 3 -.
- Remove all switches in instrument panel center.
- Remove A/C control head - 4 -.
- Remove side instrument cluster cover on front passengers side.
- Remove cover in footwell on drivers side.
NOTE:
- Two versions of panel -2- are installed in the Touareg, a panel with threaded pin - 3 -and clamping washer -4- or a panel without threaded pin and clamping washer.
- Clamping washer - 4- is depicted as partially removed in the illustration for a better overview. While installed, clamping washer is accessible through radio system cutout, however it is not visible.
- Clamping washer - 4- is destroyed upon removal and must be replaced during installation.
- Using a small screwdriver through the radio system cut-out, pry up wing - 5 - of clamping washer - 4 - and pull off clamping washer - 4 - from threaded pin - 3 -.
- Pry panel - 2 - out of mounts using trim removal wedge T10039/1 and unclip adjustment wheel housing -1 - from panel.
- In vehicles with adjustment wheel housing light, disconnect harness connector from adjustment wheel housing -1 - and remove adjustment wheel housing -1 -.
- Pry decorative strip - 6 - out of mounts using wedge T10039/1.
- Remove mounting bolts -1 - and remove bracket - 2 - from instrument panel.
- Open glove compartment and remove lining mat -1 - from glove compartment.
- Remove Glove Compartment Light W6.
- Route all wiring harnesses which lead inward through lower section of instrument panel - 2 - so as to be able to remove lower section of instrument panel - 2 -.
- Remove mounting bolts -1 - (13 mounting bolts total) and remove lower section of instrument panel - 2 - from instrument panel.
- Disengage harness connector - 2 - and disconnect harness connector - 2 - from Headlamp Range/Cornering Lamp Control Module J745 -1 -.
- Remove mounting bolts -1 - and remove bracket - 2 - with Headlamp Range/Cornering Lamp Control Module J745 in - direction of arrow -.
- Clip retaining hooks inward - arrows - and remove Headlamp Range/Cornering Lamp Control Module J745 - 2 - from bracket -1 -.
Installing:
Install in reverse order of removal, noting the following:
NOTE:
- Before installing, check whether a securing clip is installed in center of panel - 2 - as in the area of the threaded pin - 3-. If this is not the case, a securing clip must be installed at this location.
- If a panel without threaded pin and clamping washer was installed in the vehicle and the panel is replaced by a version with threaded pin and clamping washer, the securing clip in the area of the threaded pin must then be removed before the installation.
- Use a new clamping washer -4-for the installation.
- After installing panel - 2-, the new clamping washer -4- must be inserted to stop (do not turn!) in the depicted position.
- Tighten mounting bolts for bracket - 7 - in the following sequence.
- Mounting bolt 1
- Mounting bolt 6
- Mounting bolt 3
- Mounting bolt 4
- Mounting bolt 2
- Mounting bolt 5
NOTE: After installing a new Headlamp Range/Cornering Lamp Control Module, control module must be coded and then basic setting of headlamps must be performed.
- Check headlamp for function.
- Check and adjust headlamp aim if necessary.
Coding Headlamp Range/Cornering Lamp Control Module J745
- Connect Vehicle Diagnosis, Testing and Information System VAS 5051A.
- In Vehicle Diagnostic, Testing and Information System VAS 5051A, 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
- Automatic Headlamp Range/Cornering Lamp Control
- Automatic headlamp range control functions
- Code Control Module for AFS Light Control
NOTE: If Headlamp Range/Cornering Lamp Control Module J745 is coded, basic setting of headlamps must be performed after coding.
Output Diagnostic Test Mode (DTM) of Headlamp Range/Cornering Lamp Control Module J745
The following components and functions can be checked via output Diagnostic Test Mode (DTM) of Comfort System Central Control Module J393:
- Left Headlamp Beam Adjustment Motor V48 and Right Headlamp Beam Adjusting Motor V49
- Left Dynamic Cornering Light Motor V318 or Right Dynamic Cornering Light Motor V319
- Left Cornering Lamp L148 or Right Cornering Lamp L149
- Connect Vehicle Diagnosis, Testing and Information System VAS 5051A.
- In Vehicle Diagnostic, Testing and Information System VAS 5051A, 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
- Automatic Headlamp Range/Cornering Lamp Control
- Automatic headlamp range control functions
- Output Diagnostic Test Mode (DTM) of AFS
Adapting Headlamp Range/Cornering Lamp Control Module J745
The "Adapt Headlamp Range/Cornering Lamp Control Module" function was not yet implemented.