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Home >> BMW >> 2017 >> X3 sDrive28i >> Repair and Diagnosis >> External Pages >> Different car >> Section 366 (General Electrical System - Repair - E70) >> Control Units, Modules, Sensors, Antennas >> 64 11 970 Replacing fogging sensor (from 10/2008)

64 11 970 Replacing fogging sensor (from 10/2008)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

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.

Press on end caps (1) and at same time press them apart; this releases clip connection of both caps (1).

Fig 1: Releasing Clip Connection Of Both Caps
G04727641Courtesy of BMW OF NORTH AMERICA, INC.

Twist mirror (1) at an angle towards front and right/top.

Swivel left end cap (2) off ball neck in direction of arrow; this detaches the engagement clip (3) from the metal foot.

Fig 2: Detaching Engagement Clip
G04749650Courtesy of BMW OF NORTH AMERICA, INC.

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.

Fig 3: Lifting Off Fogging Sensor Using Special Tool (00 9 317)
G04727651Courtesy of BMW OF NORTH AMERICA, INC.

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).

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 achieves approx. 30 N/cm2
Fig 4: Identifying Fogging Sensor, Rain Sensor And Mounting Template
G04727652Courtesy of BMW OF NORTH AMERICA, INC.

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