Audi Q7: Maintenance and Care

 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).

 Integrated Toll Module

Description Applies to: vehicles with Integrated Toll Module Depending on the region, you can pay toll fees in certain countries using the Integrated Toll Module (ITM). It replaces a separate transponder for detecting toll fees. The system electronics are integrated in the rearview mirror housing.