61 12 200 Replacing wiring harness in left or right front door (long version)

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Necessary preliminary tasks:

Close front side window completely
Disconnect BATTERY NEGATIVE LEAD
Remove FRONT DOOR TRIM PANEL
Remove SOUND INSULATION IN FRONT DOOR

Release cable (1) from door wiring harness (2).

Disconnect plug connection (3).

Release door wiring harness (2) at point (4).

Installation:

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

Fig 1: Identifying Door Wiring Harness And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Front side panel shown removed for purposes of clarity.

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) in direction of arrow out of front door (4).

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

Fig 2: Identifying Door Wiring Harness Plug On A-Pillar, Rubber Grommet And Screws

Courtesy of BMW OF NORTH AMERICA, INC.