65 77 740 Removing and installing (replacing) left front door sensor

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 135i, and 2010 BMW 128i. 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) . See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

WARNING: Note airbag safety instructions! See 72 SAFETY PRECAUTIONS AND GENERAL INFORMATION (135i) or 72 SAFETY PRECAUTIONS AND GENERAL INFORMATION (128i) .
Incorrect handling can activate airbag and cause injury.

Necessary preliminary tasks:

Remove door trim panel . See 51 41 000 REMOVING AND INSTALLING (REPLACING) FRONT LEFT OR RIGHT DOOR TRIM PANEL (CONVERTIBLE) .

Detach acoustic insulation (1) in working area (2).

Fig 1: Detaching Acoustic Insulation In Working Area

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Feed out sensor towards bottom and disconnect associated plug connection.

Tightening torque 65 77 7AZ, see 65 77 AIRBAG TRIGGERING CONTROL .

Installation:

Make sure sealing ring (3) is correctly seated on sensor (2).

Fig 2: Identifying Sensor Screw

Courtesy of BMW OF NORTH AMERICA, INC.