65 77 016 Removing and installing/replacing airbag control unit

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!
Incorrect handling can activate airbag and cause injury.

Necessary preliminary tasks:

Disconnect battery negative lead and cover. See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD (CONVERTIBLE).
Remove storage compartment . See 51 16 200 REMOVING AND INSTALLING STORAGE COMPARTMENT .

If necessary, remove foam cover from airbag control unit.

Disconnect plug connection (1).

Release screw (2) and nuts (3).

Tightening torque 65 77 1AZ, see 65 77 AIRBAG TRIGGERING CONTROL .

Installation:

Before screwing down airbag control unit (4), make sure negative lead (5) is resting on associated threaded pin.

Remove airbag control unit (4) in direction of arrow.

Fig 1: Removing Airbag Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out programming/coding .