2011 BMW Alpina B7LFACTORY OEM SERVICE PROCEDURE

System Components: Actuators: Notes

The crash safety module is used in to control the following actuators:

  • Adaptive driver airbag
  • Adaptive front passenger airbag
  • Driver/front-passenger side knee airbag
  • Curtain (head) airbags, left and right
  • Side airbag, integrated in the left and right front seats
  • Front seat belt pre-tensioner, front left and right
  • Automatic seat belt tensioner with adaptive force limiter
  • Active head restraint, front left and right
  • Safety battery terminal

The following warning lamps are additionally activated:

  • Airbag warning lamp AWL
  • Seat belt mannikin
  • Passenger Airbag OFF light (POL)
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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