S4 Quattro Wagon V8-4.2L (BHF) (2008)
![background image](/audi/s4_quattro_wagon/v8-4.2l_(bhf)/Page-4345003.png)
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Press sensor foil as shown in - direction of arrow - onto rain sensor without bubbles.
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Then remove transparent protective foil from sensor foil.
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Spray entire surface of sensor foil with cleaning solution D 009 401 04 and insert sensor in mirror base.
CAUTION!
Rain sensor must be free of inclusions and bubbles on the windshield to function properly.
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Press sensor retaining clamps on mirror base.