64 11 970 Replacing fogging sensor

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

00 9 317 . See MAINTENANCE AND GENERAL INFORMATION - SPECIAL TOOLS .

WARNING: Make sure rooms are well ventilated when working with adhesive remover indoors.

IMPORTANT: Do not under any circumstances use paint thinner to clean the bonding surface.

Expand two-part mirror base cover (1) by pressing from below and detach. Feed out two-part mirror base cover (1) and remove.

Fig 1: Removing Mirror Base Cover

Disconnect plug connection (1).

NOTE: If necessary, carefully heat fogging sensor (2) with a hot air blower to approx. 40-60°C.

Lift off fogging sensor (2) with special tool 00 9 317 and slowly pull off from windshield.

Installation:

Bonding surface must be dry and free of dust and grease.

Clean bonding surface with adhesive remover.

After cleaning, do not touch bonding surface with bare hands.

Fig 2: Identifying Plug Connection And Fogging Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Pull off protective film completely from fogging sensor (3).

Place mounting template (1) as pictured on rain sensor (2).

Press fogging sensor (3) in direction of arrow with a contact pressure of ≥ 15 N/cm² onto inside of windshield.

NOTE: Firm thumb pressure attains approx. 30 N/cm² .

Remove mounting template (1) carefully from fogging sensor (3).

Fig 3: Pressing Fogging Sensor

Courtesy of BMW OF NORTH AMERICA, INC.