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

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2008 BMW 335xi, 2008 BMW 335i, 2008 BMW 328xi, 2008 BMW 328i, and 2007 BMW 335xi. 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
Remove Rear Acoustic Insulation

Unlock plug connection (1) on door lock and disconnect.

Unlock plug connection (2) on power window and disconnect.

Disconnect plug connection (3) on outside door handle light.

Unclip door wiring harness at points (4).

Installation:

Make sure door wiring harness is correctly laid.

Fig 1: Identifying Plug Connections And Door Wiring Harness Points

Courtesy of BMW OF NORTH AMERICA, INC.

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) out of rear door.

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

Fig 2: Identifying Door Rubber Grommet, Screw And B-Pillar

Courtesy of BMW OF NORTH AMERICA, INC.