12 200 Replacing Wiring Harness In Left Or Right Front Door

WARNING: This page is about a different car, the 2007 BMW 550i and 2006 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Close front side window completely.
Remove FRONT DOOR TRIM PANEL .

IMPORTANT:

Follow instructions for HANDLING OPTICAL FIBRES .

Unlock plug connections (1) and disconnect.

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

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

Fig 1: Identifying Plug Connections And Door Wiring Harness

Courtesy of BMW OF NORTH AMERICA, INC.

Detach SOUNDPROOFING on front door in working area.

Unfasten plug connection (1) and disconnect.

Cut through cable ties (2).

Disconnect door wiring harness (3) at retainer (4).

Unclip door wiring harness (3) in area of front window guide.

Installation:

Make sure door wiring harness (3) is correctly laid.

Fig 2: Identifying Door Wiring Harness, Retainer 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 3: Pulling Rubber Grommet

Courtesy of BMW OF NORTH AMERICA, INC.