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Home >> BMW >> 2009 >> 135i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Body Equipment - Repair (E82)) >> Mirror, Covers, Ashtray, Shelves, Trays >> 51 16 342 Removing And Installing/Replacing Lock Cylinder For Passenger Airbag Deactivation

51 16 342 Removing And Installing/Replacing Lock Cylinder For Passenger Airbag Deactivation

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

Individual parts, switch for passenger airbag deactivation 

Fig 1: Identifying Individual Parts, Switch & Passenger Airbag Deactivation
G05779153Courtesy of BMW OF NORTH AMERICA, INC.

Necessary preliminary tasks: 

Release screws (1).

Remove housing cover (2) and PCB (3) underneath.

Fig 2: Identifying Housing Cover & PCB Underneath
G05779154Courtesy of BMW OF NORTH AMERICA, INC.

Remove switch unit (1) in upward direction.

Installation: 

Switch unit (1) can only be installed in one position.

PCB (4) can be inserted turned through 180°.

Position of magnet sensor (3) of PCB (4) must match up with permanent magnet (2) of switch unit (1).

Fig 3: Identifying Switch Unit, PCB & Magnet Sensor
G04749694Courtesy of BMW OF NORTH AMERICA, INC.

Remove guide (1) in upward direction.

Installation: 

Guide (1) can only be installed in one position.

Fit seal (2) on guide (1) and insert in switch housing.

Fig 4: Identifying Guide & Seal
G05779156Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Ignition key must be inserted in lock cylinder, otherwise this will be destroyed when removed.

Insert ignition key in lock cylinder (2).

Carefully release catches (1) in outward direction and press out lock cylinder (2) with ignition key.

Installation: 

Lock cylinder (2) can only be inserted in "ON" or "OFF" switch position.

Lock cylinder

Fig 5: Identifying Lock Cylinder
G04749696Courtesy of BMW OF NORTH AMERICA, INC.