GTI L4-2.0L Turbo (BPY) (2007)
Rain Sensor: Service and Repair
Front Windshield Wiper System
Rain/Light Recognition Sensor G397, Removing And Installing
Should an intact Rain/Light Recognition Sensor G397 be removed from the retainer plate on the windshield (for example, when the windshield is
replaced), it can be reused. Store the removed Rain/Light Recognition Sensor G397 protected from dust and make sure that the silicon connecting pads
are not soiled up until reinstallation.
Removing:
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Switch off ignition, switch off all electrical consumers and remove ignition key.
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Remove interior mirror.
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Disconnect harness connector -1- from Rain/Light Recognition Sensor G397 -2-.
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Using e.g. a phillips-head screwdriver, pry Rain/Light Recognition Sensor G397 -1- out of retaining plate -2-.
NOTE: While removing, the complete Rain/Light Recognition Sensor G397 and not only the upper shell of the sensor must be pried off.
Installing:
Install in reverse order of removal, noting the following:
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Thoroughly clean windshield inside retaining plate with isopropyl alcohol.
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If necessary, remove protective cap of new Rain/Light Recognition Sensor G397.
NOTE:
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Surface (connecting pads) of Rain/Light Recognition Sensor G397 must not be soiled when installing.
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If the surface (connecting pads) of Rain/Light Recognition Sensor G397 is soiled, it can be potentially cleaned by "applying" and then "pulling
off" one or more adhesive strips.