64 11 970 Replacing Fogging Sensor

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

00 9 317

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.

Necessary preliminary tasks:

Remove two-part mirror base cover See 61 35 177 REMOVING AND INSTALLING (REPLACING) RAIN/LIGHT SENSOR

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 1: Identifying Plug Connection, Fogging Sensor & Special Tool (00 9 317)

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 2: Identifying Fogging Sensor, Mounting Template & Rain Sensor

Courtesy of BMW OF NORTH AMERICA, INC.