64 11 970 Replacing fogging sensor

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Special tools required:

00 9 317

Necessary preliminary tasks:

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

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.

Unfasten plug connection (1) and disconnect.

Fig 1: Removing Fogging Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

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 (sourcing reference: BMW Parts Service).

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

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

Fig 2: Placing Mounting Template

Courtesy of BMW OF NORTH AMERICA, INC.

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).