Rain/Light Recognition Sensor G397

WARNING: This page is about a different car, the 2011 Volkswagen CC, 2010 Volkswagen CC, and 2009 Volkswagen CC. However, it is still accessible from the selected car via links, so may be relevant.

The rain/light recognition sensor can be installed again if it is not damaged when removing it from the retaining plate on the windshield (for example when replacing the windshield). Store the removed rain/light recognition sensor protected from dust and make sure the silicon connecting pads are not soiled up until reinstallation.

Removing

-- Switch off the ignition and all electrical consumers and move the ignition key or start button into the 0 position (preliminary engaged position).

-- Remove the interior rearview mirror. Refer to Removal and Installation .

-- Unclip the wiring cover -2-.

Fig 1: Identifying Harness Connector -1-, Wiring Cover -2-, Rain/Light Recognition Sensor -3- And Retaining Plate -4-

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Disconnect harness connector -1- from the rain/light recognition sensor -3-.

-- Pry the rain/light recognition sensor -3- out of the retaining plate -4- on the windshield with a Phillips screwdriver.

NOTE:

While removing, the complete rain/light recognition sensor and not only the upper shell of rain/light recognition sensor must be pried off.

Installing

Install in reverse order of removal. Note the following:

-- Thoroughly clean the area of the windshield inside the retaining plate with isopropyl alcohol.

-- If necessary, remove protective cap of new rain/light recognition sensor.

NOTE:

Surface (connecting pads) of the rain/light recognition sensor must not be soiled when installing.

If the surface (connecting pads) of the rain/light recognition sensor is soiled, it can be potentially cleaned by applying and then pulling off one or more adhesive strips.

-- Insert the rain/light recognition sensor -1- into the retaining plate -2- on the windshield and press it in securely.

Fig 2: Identifying Rain Sensor And Bracket

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

NOTE:

There must not be any bubbles between the windshield and the rain/light recognition sensor connecting pads.

-- Connect harness connector -1- and secure rain sensor -2- by mounting the wire cover.

Fig 3: Identifying Electrical Connection On Sensor

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.