Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2023X6 MREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEDOOR LOCKSGENERAL ELECTRICAL SYSTEM -- REPAIR (F96)61 35 CONTROL UNITS, MODULES61 35 278 REMOVING/INSTALLING BODY DOMAIN CONTROLLER (BDC) CONTROL UNIT (X6 M 2020-2023)INSTALL THE BDC CONTROL UNIT
2023 BMW X6 M
Install the BDC control unit
2023 BMW X6 MSECTION Install the BDC control unit
WARNING:
Work on components with requirements for a secure energy supply
Ensure proper function after a repair
Ensure proper function after a repair
- Lines are allowed to have only one repair area.
- Notices in the diagnostic system circuit diagrams must be observed.
- When components are replaced, the notices in the applicable BMW parts catalogue must be observed.
- Connect the connector of the positive battery cable (1) to the BDC control unit (4).
The following order must be maintained:
- Install the connector of positive battery cable (1) in the arrow direction.
- Check that retaining lug (2) is correctly engaged in the detent.
- Close lock (3) in the arrow direction.
- Guide in the BDC control unit (1).
- Connect all connectors (1) and lock.
- Maneuver BDC control unit (2) in the arrow direction.
- Connect all connectors (1) and lock.
- Guide in cover (2) in the arrow direction,
- Check the detents (1).
- Tighten screw (2) at cover (3).TIGHTENING TORQUES SPECIFICATION
Body Domain Controller (BDC) Sheet metal screw 4.8X16 tightening torque 1.2 Nm - Position the carpet (1).
Follow-up work
- Refer to INSTALLING SIDE TRIM PANEL IN FOOTWELL ON RIGHT A-PILLAR .
- Refer to INSTALLING THE FRONT DOOR SILL COVER STRIP .
- Refer to INSTALLING RIGHT FOOTWELL TRIM .
- Refer to ACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .
- Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.