Audi Q7: Heating, Ventilation & Air Conditioning

 New tires or wheels

Audi recommends having all work on tires or wheels performed by an authorized Audi dealer or authorized Audi Service Facility. These facilities have the proper knowledge and are equipped with the required tools and replacement parts. New tires do not yet have the optimal gripping properties. Dr

 Knock Sensor 1 - G61-, Checking

General Description The Knock Sensor 1 -G61- is a tuned accelerometer on the engine which converts engine vibration to an electrical signal. The Engine Control Module -J623- uses this signal to determine the presence of engine knock and to retard spark timing, if necessary. Special tools and wor