Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Rain/Light Recognition Sensor, Removing And Installing: Installing
Install in the reverse order of removal while noting the following:
- Thoroughly clean the windshield surface inside the frame for the Rain/Light Recognition Sensor -G397- before installing. Remove any traces of the connecting pad that may still be on the windshield.
-- Thoroughly clean the windshield in the baseplate with cleaning solution. Refer to Electronic Parts Information (ETKA).
When Installing a New Rain/Light Recognition Sensor
-- Gently press the grip surfaces -arrows- on the protective cap -2- together and remove from the sensor -1-.
To avoid contaminating the connecting pad, remove the protective cap just before installing it.
When Installing a Previously Installed Rain/Light Recognition Sensor
-- Remove the connecting pad -2- in the -direction of the arrow- without leaving any residue on the sensor -1-.
- The surface on the sensor must be completely free of any remaining connecting pad.
-- Clean the adhesive surface on the sensor -1- with a lint-free towel.
-- Remove the silicone paper -1- from the connecting pad -3-.
-- The clear protective film -2- remains on the connecting pad as an assembly aid.
-- Place the connecting pad -2- centered on the Rain/Light Recognition Sensor -G397- -3- using the transparent protective film -1-.
-- Press the connecting pad -2- through the protective film -1- free of bubbles on the Rain/Light Recognition Sensor -G397- -3-.
-- Remove the protective film -2- from the connecting pad -1-.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.