72 12 050 Removing and installing or replacing side airbag, front left or right seat

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Observe SAFETY REGULATIONS for handling airbag modules and pyrotechnical seat belt tensioners.
Incorrect handling can cause airbags to trigger, resulting in serious injuries.

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:

Disconnect NEGATIVE BATTERY CABLE
Remove front seat. See appropriate SEATS - REPAIR - F31 procedure.
Partially detach BACKREST COVER

IMPORTANT: Make sure airbag wiring harness is exactly routed when installed.

Detach cable strap.

Release airbag wiring harness (2) from cable clips on seat mechanism.

Raise release clip (3) and pull connector (4) out of connector housing (1).

NOTE: If necessary, release yellow connector housing (1) from holder on seat mechanism.

Unclip Omega cable clip (1) from seat mechanism (2).

Fig 1: Pulling Plug From Plug Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: Identifying Cable Tie Of Seat Mechanism

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (1).

Installation note:

Replace nuts (1).

Tightening torques 72 12 03AZ .

Fig 3: Identifying Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Feed the wiring harness carefully through the seat and backrest mechanism as the edges of the frame can be sharp.