65 77 720 Removing and installing/replacing left B-pillar sensor

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with NOTES ON PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION) .

WARNING: Note AIRBAG SAFETY INSTRUCTIONS !
Incorrect handling can activate airbag and cause injury.

NOTE: Follow instructions for HANDLING OPTICAL FIBRES .

Necessary preliminary tasks:

Disconnect BATTERY NEGATIVE LEAD .
Remove TRIM PANEL FOR DOOR PILLAR (bottom).

Slacken screws (1)

Release screw (2).

Installation:

Tightening torque: 4.6 Nm

Raise B-pillar sensor (3) slightly through opening in B-pillar and feed out towards rear.

Unclip cable duct (4) at points (5).

Fig 1: Identifying B-Pillar Sensor And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connections (1) and disconnect.

Feed B-pillar sensor (2) in direction of arrow out of B-pillar (3) and remove.

Installation:

Make sure electrical leads are correctly routed.

Fig 2: Disconnecting Plug Connections Of B-Pillar Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Make sure metal nut (1) is correctly positioned on B-pillar sensor (2).

Fig 3: Identifying Metal Nut On B-Pillar Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out PROGRAMMING/CODING .