72 12 050 Removing and installing/replacing side airbag in front seat

WARNING: This page is about a different variant/trim than selected.

WARNING: Read and comply with SAFETY REGULATIONS for handling airbag modules and pyrotechnical belt tensioners.
Incorrect handling may activate the pyrotechnical belt tensioner or side airbag and thereby cause injuries.

Switch off the ignition!

IMPORTANT: Operations on pyrotechnical devices may only be carried out by authorized experts.
Improper, unauthorized operations may result in serious dangers.
Unauthorized persons are strictly prohibited from performing any operations on this system.

Necessary preliminary tasks:

Remove FRONT SEAT
If necessary, remove REAR PANEL
Partially remove BACKREST COVER

Cut open cable strap (1).

Unlock connector (2) and pull out of connector housing.

Installation note:

Replace defective cable strap.

Connectors are coded against incorrect assembly.

Feed wiring harness out of holders (3).

Fig 1: Identifying Cable Strap, Connector And Holders

Courtesy of BMW OF NORTH AMERICA, INC.

WARNING: Feed wiring harness carefully through seat and backrest frames owing to sharpness of edges.

Disengage seat cover welt from seat frame.

Unclip cable clip (1).

Feed wiring harness (2) out of seat and backrest frames.

Fig 2: Unclipping Cable Clip

Courtesy of BMW OF NORTH AMERICA, INC.

Disengage welt on airbag side from backrest frame.

Release screw (1).

Installation note:

Replace screw (1).

Tightening torque 72 12 06AZ .

Disengage airbag module in cover pocket (2) from backrest frame.

Installation note:

Cover pocket (2) must not be trapped between suspension hooks and backrest frame.

Fig 3: Identifying Screw And Cover Pocket

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Shown removed here for purposes of clarity.

Pull airbag module downwards out of cover pockets (1).

Installation note:

Slide airbag module with suspension hooks up to opening in cover pocket.

Cover pocket (1) must not be damaged.

Fig 4: Pulling Airbag Module From Cover Pockets

Courtesy of BMW OF NORTH AMERICA, INC.