Removing the airbag sensor on the B-pillar
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:
Pyrotechnic components.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- All work on pyrotechnic parts may be carried out by technically experienced and appropriately trained personnel only.
- Replace any damaged part or ones that have been dropped.
- For additional information see: 72 00 SAFETY REGULATIONS ON HANDLING COMPONENTS WITH GAS GENERATORS .
NOTE:
Description is for left component only. Procedure on the right side is identical.
Preliminary work
- Refer to REMOVING THE REAR OUTER WINDOW RECESS FINISHER STRIP .
- Refer to REMOVING THE INNER DOOR SILL COVER STRIP .
- Refer to REMOVING REAR SEAT BENCH .
- Refer to REMOVING LEFT AND RIGHT BACKREST SIDE SECTION .
- Refer to REMOVING REAR SEAT BACKREST .
- Refer to REMOVING THE HEAD RESTRAINT ON REAR LEFT AND RIGHT .
- Refer to REMOVING THE REAR LEFT AND RIGHT HEAD RESTRAINT GUIDES .
- Refer to REMOVING THE TRIM PANEL AT THE TOP OF THE ROLLOVER PROTECTION SYSTEM .
- Refer to REMOVING REAR SIDE TRIM PANEL .
- Unlock plug connection (1) and disconnect.
- Loosen screw (2) .
- Remove the airbag sensor (3) on the B-pillar.