Install backrest side section
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW M240i xDrive, 2023 BMW M240i, 2023 BMW 230i xDrive, 2023 BMW 230i, and 2022 BMW M240i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
Installing the backrest side section with the side airbag
WARNING:
Airbag unit.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before working on the airbag, disconnect the negative battery cable from the battery.
- Airbag unit may only be set down with the cushion (airbag itself) facing upwards.
- For additional information see: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .
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: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .
NOTE:
To provide a better overview: Schematic diagram with partially hidden components.
- Check to ensure that the cable (arrows) fit correctly.
- Insert backrest side section (1) into the lower guide and position it correctly.
- Clip in the backrest side section (1) on the mounting element (2).
- Tighten the screws (1).TIGHTENING TORQUES SPECIFICATION
Backrest side section to body M6x30 Tightening torque 8 Nm - Connect connectors (2) and lock.
The connector (2) must engage audibly.
Activate vehicle-specific high-voltage or low-voltage electrical system
NOTE:
TECHNICAL INFORMATION
Follow the vehicle-specific instructions described in the additional information.
Follow the vehicle-specific instructions described in the additional information.
- On-board network according to the in the following information described
Disable defaults.
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 disconnected from the on-board electrical system is activated, the battery electronics are damaged.
Damage to the 48-V battery
If a 48-V battery disconnected from the on-board electrical system is activated, the battery electronics are damaged.
- Only ever activate the 48 V electrical system when the 48 V battery is fully connected up.
- Raise the battery ground cable.
- Remove special tool 2 452 007.
- Release the negative battery cable of the 48-V battery from the attachment.
- Position the negative battery cable of the 48-V battery on the negative battery terminal.
- Tighten nut (1).TIGHTENING TORQUES SPECIFICATION
Negative battery cable to 48-V battery Nut M8 Tightening torque 19 Nm - Connect the connector of the CAN bus and lock it.
- Clip in clip.
- Activate the 48 V electrical system by closing the hood.
Activation is automatic.