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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 484 (Airbag, Audio, Navigation And Anti-Theft - Repair) >> Airbag Triggering Unit, Diagnosis Unit >> 65 77 740 Removing and installing (replacing) left front door sensor

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

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Observe AIRBAG SAFETY REGULATIONS !
Incorrect handling can activate airbag and cause injury.

Necessary preliminary tasks: 

Release screw (1).

Tightening torque 65 77 4AZ .

Feed out sensor towards bottom.

Unlock associated plug connection and disconnect.

Remove sensor.

Fig 1: Identifying Sensor Screw
G06886493Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: A new sensor and a modified door are installed in vehicles with a production date after 07/2011. Only the following combinations are permitted:
Fig 2: Identifying Front Door Sensor And Guide Lug
G06886494Courtesy of BMW OF NORTH AMERICA, INC.
  Sensor version Door version
up to 07/2011 from 07/2011 up to 07/2011 from 07/2011
Vehicle production date before 07/2011 Yes No Yes Yes
Vehicle production date after 07/2011 No Yes No Yes

Installation note: 

Make sure front door sensor (1) is in correct installation position.

Guide lug (2) must be correctly seated in corresponding mounting on front door.

Front door sensor (1) must not be installed on a slant!