Parking Assist Control Module: Service and Repair
66 20 508 Removing And Installing (Replacing) Control Unit (Park Distance Control)
Remove cover (1) in direction of arrow from luggage compartment side panelling (2).
Release plastic nuts and remove.
Feed out control unit (1).
Unfasten plug connection (2) and disconnect.
Remove control unit (1).
Replacement:
Carry out programming/encoding.