Power Trunk / Liftgate Control Module: Service and Repair

61 35 196 Removing And Installing (Replacing) Control Unit For Automatic Rear Lid Actuation







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







IMPORTANT:
Risk of damage to rear lid.
The set value for the opening angle is stored in the control unit for automatic rear lid actuation. Therefore, when the control unit for automatic rear lid actuation is replaced, this value is lost and must be reset.
Before starting work, read out and make a note of the set value for the opening angle (refer to Owner's Handbook). If the set value can not be read out (control unit for automatic rear lid actuation faulty), the customer must be informed of this situation.







Necessary preliminary tasks:
- Clamp off battery negative lead
- E72 Only: Disconnect Both negative battery cables
- Remove storage compartment in luggage compartment on right







Disconnect plug connection (1).
Unlock catch (2) and remove control unit for automatic rear lid actuation (3) in direction of arrow from rear lid lift bracket (4).







Replacement:
- Carry out vehicle programming/coding
- Learn end stops for rear lid:
1. Lower end stop: Close rear lid (lower end stop is determined when the rear lid contact of the rear lock changes from open to closed)
2. Upper end stop: Rear lid must be fully opened up to upper stop.