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Install right backrest side section

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

Install backrest side section 

Installing the backrest side section with the side airbag 

WARNING: Airbag unit. 
Danger! Immobilization period-threatening injuries! 
WARNING: Pyrotechnic components. 
Danger! Immobilization period-threatening injuries! 
NOTE: To provide a better overview: Schematic diagram with partially hidden components.

Activating the 48 V electrical system 

Precondition 

Ignition is switched off.

NOTE: RISK OF DAMAGE 
Damage to the 48-V battery 
If a 48-V battery that is disconnected from the electrical system is activated, the battery electronics will be damaged. 
  • Only ever activate the 48 V electrical system when the 48 V battery is fully connected up.