Replacing the module bracket on the front door

WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Working on 12 V electrical system.
Risk of short circuits! Risk of fire!

Make sure that there is no charger connected to the jump start terminal in the engine compartment.
Detach battery ground lead from battery.
For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.

NOTE: Description is for left component only. Procedure on the right side is identical.

Preliminary work

Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING FRONT DOOR TRIM PANEL .
Refer to REMOVING THE MODULE BRACKET FROM THE FRONT DOOR .

Loosen screws (1).
Remove the speaker (2).

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Turn the sensor (1) in arrow direction and remove it.

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Replace the module bracket.
Parts: Module bracket
Position the sensor (1) and turn it in arrow direction and lock it.

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Position the speaker (2) and tighten the screws (1).

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Follow-up work

Refer to INSTALLING THE MODULE BRACKET ON THE FRONT DOOR .
Refer to INSTALLING FRONT DOOR TRIM PANEL .
Refer to CONNECTING ALL BATTERY GROUND LEADS .
Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .