Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2011535XI GTREPAIR AND DIAGNOSISRESTRAINTSRESTRAINTS CONTROL SYSTEMSRESTRAINT SYSTEM - FUNCTIONAL DESCRIPTION -- F07
2011 BMW 535xi GT
Restraint System - Functional Description -- F07
2011 BMW 535xi GTSECTION Restraint System - Functional Description -- F07
- Restraint System - Functional Description
- Airbag sensors
- Crash Safety
- Notes
- Brief component description
- Front door airbag sensor, left and front door airbag sensor, right
- Airbag sensors on left and right B-pillars
- Airbag front sensor left and right
- Seat belt buckle switch
- Seat position sensor (US version)
- Front passenger seat occupancy detection via seat-occupancy mat with pressure sensors (European version)
- Switch for front passenger airbag deactivation (European version)
- Front passenger seat occupancy detection via seat-occupancy mat with capacitive sensor system (US version)
- BDC Body Domain Controller
- Driver's airbag and front passenger airbag
- Side airbag
- Crash-active headrest
- Head airbag
- Knee airbag
- Seatbelt tensioners for driver belt and passenger belt
- Retractor tensioners for driver's seat belt and passenger belt
- Anchor fitting tensioner
- REMAFA resp. REMABF: Reversible electromotive automatic reel, left and right
- Seat belt force limiter
- Adaptive belt force limiter, front left and front right
- Safety battery terminal
- Airbag control lamp
- Seat belt warning lamp
- Indicator lamp for front passenger airbag deactivation
- Fuel pump
- System functions
- Functional networking
- Self-test
- Impact detection
- Activation the safety system
- Message to other control units
- Visual and acoustic seat belt warning for driver belt and passenger belt
- Notes for Service department
- Crash-active head restraint
- Front passenger airbag deactivation
- Ignition Circuit, Safety System (Airbag)
- Installation Position, Seat Occupancy Electronics
- Retractor Mechanism
- Reversible Electromotive Automatic Reel, Left And Right (REMAFA, REMABF)
- Seat Belts
- Seat-Occupancy Detection, Front Passenger
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.