Removing and Installing/Replacing ACC Sensor

66 31 006 - Removing and installing/replacing ACC sensor





Necessary preliminary tasks:
- Remove front bumper trim 51 11 156 Removing and Installing Front Bumper Trim





Lift out wiring harness (1) at points (2).
Disconnect impact absorber (3) at carrier (4) and remove.





Installation:
Mountings (1) of impact absorber (2) must not be damaged.





Unfasten plug connection (1) and disconnect.
Unscrew nuts (2).

Installation:
Replace self-locking nuts.

Release screw (3).

Feed out ACC sensor (4) with retaining plate (5) in direction of arrow and remove.





Unfasten plug connection (1) and disconnect.
Unclip electric cable (2) at cable guides (3).
Release screws (4) and remove ACC sensor (5) from retaining plate (6).





Installation:
Adjustment aid (1) must not be damaged.

If necessary, detach adjustment aid (1) from retaining plate (2). To do so, unlock catches (3) and detach adjustment aid (1) in direction of arrow from retaining plate (2).





Replacement:
Carry out rough adjustment of ACC sensor (1).
If necessary, perform rough adjustment at adjusting screws (2).
- Measurement A [mm]: 22.5 to 25.0





Replacement:
Carry out ACC sensor adjustment Adjustments using BMW diagnostic system.





Replacement:
Carry out programming/coding Programming and Relearning.