Steering Column Switch Module

Steering Column Switch Module

General Information

The steering column switches, spiral spring and Steering Angle Sensor (G85) are integrated into a single assembly (module) along with the Steering Column Electronic Systems Control Module (J527).

Before troubleshooting or servicing, technicians must be familiar with the functions and operation specifics of the steering column electronics. Always read the owner's manual and review applicable system functions.

• Additional information:

=> Owner's Manual

=> Self Study Program - Course Number 991103 " 2002 Audi A4 Technical Features"

=> Self Study Program - Course Number 991503 " The 2005 Audi A4"

=> Wiring Diagrams & Component Locations

Steering Column Switch Module

Special tools, testers and auxiliary items required

• Special screwdriver T8 (T40056) or equivalent " Torx - 8"

Removing

• Should any steering column switches require replacement, follow applicable component "Replacement"procedure using VAS 5051/5051 in operating mode "Guided Fault Finding".

- Move steering wheel down and to rear as far as possible; make use of the full range of the steering column adjuster.

CAUTION!
Special safety precautions apply to vehicles equipped with airbags. Heed all WARNINGS pertaining to airbag servicing.

- Remove airbag and steering wheel.

• Due to manufacturing tolerances, it may not be possible to insert Special Screwdriver T8 (T40056) all the way into access hole in switch module. In these cases, grind down shoulder of screwdriver in areas indicated - arrows -.





- Use Special Screwdriver T8 (T40056) to remove screws - 4 - and - 5 -.





- Remove hex socket head bolt - 6 -.

- Release trim cover - 1 - on upper steering column trim - 2 - using a small screwdriver - arrows A and B -.

-

- Separate upper trim - 2 - from lower trim - 3 - and remove upper trim.

- Remove release lever for steering column adjustment - 7 - and guide out lower trim.

- Remove screw - 2 -.





CAUTION!
Before disconnecting electrical connections at module, discharge any static electricity by briefly grasping hold of door striker plate or similar, grounded article on vehicle.

- Disconnect electrical connections - 1 - and - 3 -.

- Disconnect electrical connection - 4 -.

- Disengage connector lock - 1 - in direction of - arrow - in order to release connector - 2 -.





- Carefully remove steering column switch module.

Installing

Install in reverse order of removal, noting the following:

- Ensure all fasteners and electrical connectors are properly connected and locked into place.

- Insert upper steering column trim in hooks for bottom trim, press both sections together and tighten screws.

- Install steering wheel and driver's airbag.

Tightening Specifications