Audi Q7: Fuel Supply - Gasoline Engines

 Glossary of tire and loading terminology

Accessory weight means the combined weight (in excess of those standard items which may be replaced) of automatic transmission, power steering, power brakes, power windows, power seats, radio, and heater, to the extent that these items are available as factory-installed equipment (whether installed

 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