61 35 085 Removing and Installing/Replacing Control Unit/Module For Left or Right Seat Adjustment (Rear Comfort Seat)

61 35 085 Removing And Installing/Replacing Control Unit/Module For Left Or Right Seat Adjustment (Rear Comfort Seat)







IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection).







Necessary preliminary work:
- Disconnect battery earth lead
- Remove the centre armrest for the rear seat backrest completely







NOTE: For purposes of clarity, the following operations are shown in the released state.

Detach cover (1) from Velcro fastener.
Pull cover (1) upwards out of guide from four-bar lever.







NOTE: For purposes of clarity, graphic shows backrest removed:

Unlock and disconnect all plug connections in marked area.

Installation note:
Plug connections are coded against incorrect assembly.
Press control unit against spring and remove towards top.







NOTE:
If the rear Comfort seat is defective:
Partially remove the backrest for the seat on the left or right.







Necessary preliminary work:
Remove left or right rear seat
Release screw (1).

Installation note:
Replace screw (1).
Tightening torque 52 25 05AZ.







Unscrew nuts (1).
Carefully raise the seat frame (2) in the direction of arrow.

Installation note:
Replace nuts (1).
Tightening torque 52 25 05AZ.







Unlock plug connections (1) and disconnect.
Press control unit against spring and feed out.







Installation note:
Make sure mounting (1) and retaining tabs (2) of control unit (3) are correctly seated.







Replacement:
Carry out vehicle programming/encoding.