Humidity Sensor in Fresh Air Intake Duct -G657-, REMOVING AND INSTALLING

WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

The removal and installation is identical to a vehicle with an A/C system. Refer to Humidity Sensor in Fresh Air Intake Duct -G657- /Air Quality Sensor -G238-, REMOVING AND INSTALLING .

Different versions, on a vehicle with a heater without and A/C system the same Humidity Sensor in Fresh Air Intake Duct -G657- is installed as a vehicle with a "Low" A/C system (each without the Air Quality Sensor -G238-).