2011 BMW Alpina B7LFACTORY OEM SERVICE PROCEDURE

Footwell Module

The footwell module monitors the Hall The request to lock the vehicle, for example, is sensors of the door contacts. Opening or not executed while the driver's door is open. closing a door causes a change in status of the door contact in question to occur.

The junction box electronics module receives the current status of the door contacts from the footwell module via the K-CAN2. The junction box electronics module passes the status of the door contacts on to the Car Access System 4.

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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