Audi Q7: Fuel Supply

 Leaking or Damaged Components except A/C Compressor, Reservoir or Receiver/Dryer

The refrigerant circuit was completely empty (for example with larger leak or cracked hose)   Note In the event of only a minor leak with slow escape of refrigerant (e.g. at a small leakage point), the amount of refrigerant oil lost and the amount of moisture penetrating is not sufficien

 Overview - Air Lines

1 - Air Supply Unit with Level Control System Compressor Motor -V66- Overview. Refer to → Chapter "Overview - Air Supply Unit". 2 - Air Line "Brown" To solenoid valve block Connector tightening specification 3 Nm 3 - "Purple" Air Line Connecting piece