61 12 210 Replacing wiring harness in left or right rear door

WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary Preliminary Tasks:

Close rear side window completely.
Remove rear door trim panel. Refer to 51 42 000 REMOVING AND INSTALLING LEFT OR RIGHT REAR DOOR TRIM PANEL .

IMPORTANT: Follow instructions for handling optical fibers. Refer to 61 00 ... NOTES ON HANDLING OPTICAL FIBERS .

Unfasten plug connection (1) and disconnect.

Release door wiring harness (2) at point (3).

Unclip door wiring harness (2) at points (4).

Fig 1: Identifying Plug Connection And Door Wiring Harness

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Detach soundproofing on rear door in working area. Refer to 51 48 060 REMOVING AND INSTALLING/REPLACING SOUND INSULATION IN LEFT OR RIGHT FRONT DOOR .

Unfasten plug connection (1) and disconnect.

Disconnect door wiring harness (2) at retainer (3).

Unclip door wiring harness (2) at points (4).

Installation:

Make sure door wiring harness (2) is correctly laid.

Fig 2: View Of Door Wiring Harness

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: For clearer illustration, shown with front door removed.

Release screw (1), fold door wiring harness plug on B-pillar (2) downwards slightly and remove.

Unlock plug connection behind and disconnect.

Pull rubber grommet (3) in direction of arrow out of rear door (4).

Feed out door wiring harness towards front to B-pillar and remove.

Fig 3: Locating Rubber Grommet

Courtesy of BMW OF NORTH AMERICA, INC.