Remove the BDC control unit

Preliminary work 

• Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
• Refer to DISCONNECTING ALL BATTERY GROUND LEADS  .
• Refer to REMOVING RIGHT FOOTWELL TRIM .
• Refer to REMOVING DOOR SILL COVER STRIP, INTERIOR RIGHT .
• Refer to REMOVING THE SIDE TRIM PANEL IN THE FOOTWELL AT THE RIGHT-HAND A-PILLAR .

• Unlock detents (1) and feed out the power distribution box (2) downward.

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• Fold the carpet (1) to the side.
• Loosen the detents (2).
• Guide cover (3) out in arrow direction.

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• Unlock all plug connections and disconnect.
• Release detent (1).
• Feed the BDC control unit (2) out of the bracket in direction of arrow (3).

Courtesy of BMW OF NORTH AMERICA, INC.