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Home >> Audi >> 2024 >> S3 Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 331 (Wiper/Washer Systems) >> 92 Wiper/Washer Systems >> Windshield Wiper System >> Rain/Light Recognition Sensor G397, Removing And Installing >> Installing

Rain/Light Recognition Sensor G397, Removing And Installing: Installing

WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Preparing the removed sensor for installation

-- Release the retainers -arrows- and remove the spring -1-.

Fig 1: Identifying Sensor Retaining Tabs
GWWA92-10283Courtesy of AUDI OF AMERICA, LLC

-- Press on the new spring until it audibly engages.

 

-- Remove the silicone pad -2- without any residue.

Fig 2: Identifying Silicone Pad
GWWA92-10279Courtesy of AUDI OF AMERICA, LLC

-- Clean the adhesive surface -1- using a lint-free cloth.

 

-- Remove the silicone paper -1-.

Fig 3: Identifying Protective Film
GWWA92-10280Courtesy of AUDI OF AMERICA, LLC

Conditions

 

-- Center the silicone pad -2- on the sensor -3- using the clear protective film -1-.

Fig 4: Identifying Protective Film
GWWA92-10281Courtesy of AUDI OF AMERICA, LLC

-- Press on the silicone pad onto the sensor without leaving air bubbles.

 

-- Remove the protective film -2-.

Fig 5: Identifying Silicone Pad
GWWA92-10302Courtesy of AUDI OF AMERICA, LLC

Tip

To avoid contaminating the silicone pad, remove the protective film just before installing it.

 

Preparing the new sensor for installation

-- Lightly press together the grip surfaces -arrows- and remove the protective cap -2-, at the same time do not touch the humidity sensor.

Fig 6: Identifying Protective Cap
GWWA92-10303Courtesy of AUDI OF AMERICA, LLC

Tip

To avoid contaminating the silicone pad, remove the protective cap just before installing it.

 

Installing the sensor in the vehicle

-- Clean the adhesive surface on the windshield with cleaning solution. Refer to the Parts Information.

-- Remove the remaining silicone without residue.

 

-- Apply cleaning solution on the entire silicone pad. Refer to Parts Information.

 

-- Insert the sensor -4- into the mount -2-.

Fig 7: Identifying Rain/Light Recognition Sensor
GWWA92-10282Courtesy of AUDI OF AMERICA, LLC

Conditions

-- Press on the clips -1- and -5- until they audibly engage.

-- Connect the connector -3-.

 

-- Install the interior rearview mirror. Refer to INTERIOR REARVIEW MIRROR, REMOVING AND INSTALLING .

 

If the sensor was replaced, the test plan for replacing the sensor must be performed.

-- Perform the "Rain/Light Recognition Sensor, Replacing" function using the Vehicle Diagnostic Tool. Refer to Diagnostic Entries .