63 12 860 Replacing control unit for left xenon headlamp

WARNING: This page does not describe the selected car, but rather 12 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.

WARNING: Version with xenon headlights: Danger to life due to high voltage! Therefore, before removing, disconnect all components from the power supply (lighting system and ignition off).

Work on the entire xenon lighting system (control unit, ignition unit with lamp) may only be carried out by specialist personnel.

IMPORTANT: Read and comply with Notes On Protection Against Electrostatic Damage (ESD Protection) .

Necessary preliminary tasks:

Remove Front Bumper Trim
Remove Left Headlight

Release screws (1). For tightening torque refer to 63 12 4AZ in 63 12 HEADLIGHTS .

Remove control unit (2) from headlight (3).

Fig 1: Identifying Screws, Control Unit And Headlight

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1, 2).

Remove control unit (3).

Installation:

Make sure sealing sleeve (4) is correctly seated on control unit (3).

Fig 2: Identifying Sealing Sleeve, Plug Connections And Headlight Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.