OEM Restraints System Part Replacement Search

2021 BMW BMW 740e xDrive Sedan


DISABLE PROCEDURE AND TIME (Always Check Service Manual)

• Inspection, testing and installation work may only be carried out by expert trained personnel in BMW Service.
• Work on airbag system components must only ever be carried out with a disconnected vehicle battery, covered negative terminal and disconnected plug connection of the cable leading to the gas generator. Observe the specified waiting period if merely the vehicle battery is disconnected:

1 minute for vehicles from 9/93 onward

• When carrying out straightening and welding work with an electric welder:
• Disconnect battery
• Cover negative terminal (post)

REV: 01/2021


Replace the following components after airbag triggering:

• Replace gas generator, active head restraint system [UNIT,ACTIVE HEADREST]. If the severity of the impact has not caused any other damage to the seat, only the triggered gas generator needs to be replaced

Driver's airbag [if Deployed] :
• Steering wheel, [if Driver airbag module Deployed]

Front-passenger airbag [if Deployed] :
• Passenger airbag module [AIRBAG,INSTRUMENT PNL]

Side airbag, front/rear [if Deployed] :
• Replace airbag module [AIRBAG,FRONT SEAT], and, seat cover with upholstery

Head airbag [if Deployed] :
• Roof Airbag module [AIRBAG, ROOF]

Knee airbag [if Deployed; if equipped]:
• Knee protection [AIRBAG,KNEE BOLSTER]

NOTE: Head restraint: The firing unit may be replaced up to 5 times. Triggering frequency is denoted on the sticker on the head restraint carrier. Stickers are available as spare parts. The complete crash-active head restraint must be replaced in the event of a head restraint fault signal and an untriggered firer


Check and/or replace following components after airbag triggering:

• Sensor B-pillar (left/right)
• Sensor front door (left/right)
• Sensor seat, Driver-/passenger's side
• Airbag control unit, vehicle interior [MODULE, AIRBAG CONTROL]
• Front sensor (engine compartment)

Cables and connectors:
• Check cables and connectors for damage, replace if necessary

Seat belt system:
• Automatic reel
• Seat belt tensioner
• Seat belt height adjustment
• Anchor fitting tensioner
• Seat belt buckle
• Additional door lock: Check for foreign body, remove it if necessary

• Seat
• Airbag module
• Active head restraint

Driver's airbag:
• Airbag module
• Steering Wheel
• Steering column (if damaged)

Front-passenger airbag:
• Airbag module
• Dashboard trim panel (must be replaced!)
• Supporting tube (if damaged)

Side airbag, front/rear
•Airbag module
•Door trim panel
•Door in white

Head airbag:
• Airbag module
• A-pillar trim panel
• Roofliner
• B-pillar trim panel (if damaged)
• C-pillar trim panel (if damaged)
• Connection/mount (on side frame)

Knee airbag [if equipped]:
• Trim panel (driver's side)
• Knee protection (Driver• and passenger's side)

Check components; replace if necessary

Only repair those cables which show visible signs of damage. In the event of visible damage, make sure there is only one cable repair in effect after the repair work. If no visible damage can be identified, the entire cable must be replaced. When carrying out repairs to the airbag wiring harness, you must use the spare parts offered in the out Electronic Parts Catalogue (EPC).

Additional Information

*This matrix does not currently contain all production vehicles sold in the United States. Please refer back to this page frequently to ensure the most up-to-date information. The following charts were developed in cooperation with AudaExplore, a Solera company. The contents are based on the information available at the time of publication. To ensure that the most recent information is used, always refer to the vehicle maker's technical information before working with airbags and other passive restraint systems.

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