Replacing Wiring Harness on Function Carrier on Left or Right Rear Door

61 12 187 - Replacing wiring harness on function carrier on left or right rear door





Overview of function carrier components without roller sun blind:
1. Control unit, rear door (door module)
2. Light module (build date up to 09/04)
3. Bowden cable
4. Speaker
5. Wiring harness, function carrier
6. Quick-release coupling grey 1.8 mm
- Quick-release coupling white 0.8 mm





Overview of function carrier components with roller sun blind:
1. Control unit, rear door (door module)
2. Light module (build date up to 09/04)
3. Bowden cable
4. Speaker
5. Wiring harness, function carrier
6. Roller sun blind module
7. Quick-release coupling grey 1.8 mm
- Quick-release coupling white 0.8 mm





Necessary preliminary tasks:
- Remove function carrier in rear door Removing and Installing Function Carrier (Without Roller Sun Blind) on Left or Right Rear Door
- Remove control unit for rear door Removing and Installing/Replacing Control Unit for Left or Right Rear Door
- Remove speaker Removing and Installing/Replacing Speaker (Mid-Range Speaker, Door at Rear)
With roller sun blind only:
- Remove roller sun blind module Removing and Installing/Replacing Roller Sun Blind on Side Window of Left or Right Rear Door
Build date up to 09/04:
- Disconnect light module plug connection





Important!
Follow instructions for handling fiber optic cables 61 00 ... Notes on Handling Optical Fibers.
Risk of mixing up plugs for door lock and control unit!
Mark relevant plugs of wiring harness to be changed.
Ensure correct plug connections for replacement wiring harness through comparison of plugs (wire cross-sections, pin assignment).





Unclip wiring harness.





Release screws (1).
Feed out rubber grommet (2) with wiring harness.