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Home >> BMW >> 2009 >> M3 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 70 (Restraints - Repair - E90) >> Airbag Generator/Airbag Unit For Pass >> 72 12 055 Removing and installing side airbag (sport seat)

72 12 055 Removing and installing side airbag (sport seat)

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

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

Cut cable straps.

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

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

NOTE: If necessary, release yellow plug housing (1) from holder on seat mechanism.
Fig 1: Pulling Plug Out Of Plug Housing
G04727011Courtesy of BMW OF NORTH AMERICA, INC.

Unclip cable holder (1) from seat mechanism (2).

Fig 2: Identifying Cable Holder
G04728086Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (1).

Installation note: 

Replace nuts.

Tightening torques 72 12 02AZ .

Fig 3: Identifying Seat Nuts
G04728087Courtesy 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.

Installation note: 

Make sure wiring harness is correctly laid.