Audi Q7: Antilock Brake System

 Keys

Key set Fig. 23 Your vehicle key set Vehicle key You can unlock and lock your vehicle with the vehicle key. Mechanical key and release buttons for the mechanical key A mechanical key is integrated in the vehicle key. To remove it, press the release button and remove the mechanical key. Us

 Compressor Magnetic Clutch - N421-, Checking

General Description The supercharger Compressor Magnetic Clutch -N421- is controlled by the engine control module (ECM) as required, i.e. the clutch is only engaged when high engine output is requested. The Compressor Magnetic Clutch -N421- is engaged and forms a frictional connection between th