Audi Q7: Chassis

 Additional Wheel Housing Enlargement, FLAPS

On some vehicles with certain wheel/tire combinations, wheel housing enlargements (FLAPS) must be attached on the fenders or bumper for technical reasons -arrows-. Please check whether FLAPS must be installed. The necessary wheel/tire combination information can be found in the overview table for

 Ignition and Timing

Ignition A spark ignition (SI) engine requires a spark to initiate combustion in the combustion chamber. Voltage is supplied to the spark plug where the electricity will arc across a gap at a voltage as high as 100 kilovolts. The ECM determines the precise moment to fire each spark plug using ig