Necessary preliminary tasks

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Remove FRONT BUMPER TRIM

Disconnect plug connection (1).

Unclip ACC sensor (2) from ACC holder (3) towards front.

Installation:

Make sure ACC sensor (2) is correctly engaged in ACC holder (3).

Fig 1: Identifying Plug Connection, ACC Sensor And ACC Holder

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Always replace plastic nuts (1).

Turn plastic nuts (1) with a suitable tool through approx. 90° and pull towards rear out of holder (2).

Fig 2: Identifying Plastic Nuts And Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Check preliminary adjustment of ACC sensor (1).

If necessary, carry out preliminary adjustment at retaining pins (2).

Basic dimension A: 43 ± 0.5 mm
Final dimension A: is adapted by means of ACC SENSOR ADJUSTMENT

Fig 3: Identifying ACC Sensor With Adjusting Screws
Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: After fitting front bumper trim, check concentric position of ACC sensor eye (1) in relation to trim (3).

If necessary, carry out position adjustment by means of screws (2).

Tightening torque 66 31 1AZ .

Make sure plain ACC sensor (1) can move freely.

Fig 4: Identifying ACC Sensor, ACC Sensor Eye And Trim

Courtesy of BMW OF NORTH AMERICA, INC.