61 12 200 Replacing wiring harness in left or right front door

Necessary preliminary tasks: 

• Close front side window completely
• Remove Front Door Trim Panel
• Remove Front Acoustic Insulation

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

Unlock plug connection (4) on power window and disconnect.

Disconnect plug connection (2) on outside door handle light.

Disconnect plug connection (5) on door mirror.

Unclip door wiring harness at points (3).

Installation: 

Make sure door wiring harness is correctly laid.

Fig 1: Identifying Plug Connections And Door Wiring Harness Connection Points

Courtesy of BMW OF NORTH AMERICA, INC.

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

Unlock plug connection behind and disconnect.

Pull rubber grommet (3) out of front door.

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

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

Courtesy of BMW OF NORTH AMERICA, INC.