Audi Q7: Transmission

 Humidity Sensor in Fresh Air Intake Duct -G657-/ Air Quality Sensor -G238-, Removing and Installing

Air Quality Sensor -G238- with the Humidity Sensor In Fresh Air Intake Duct -G657-, Removing and Installing   Note There are different versions of the Air Quality Sensor -G238-/ Humidity Sensor in Fresh Air Intake Duct -G657--A-. Therefore, ensure the correct allocation. Refer to the Part

 Tires, Rolling Noises

Tires, Rolling Noises, General Information Rolling noise perceived by the human ear is caused by vibrations transmitted from the noise source to the ear via the air. Here we are interested in noises created by certain characteristics of the tires as well as the effects of rolling (noise source).