Audi Q7: Rear Final Drive, Differential

 Fluids in the A/C system

Refrigerant in the A/C system The sticker in the motor compartment provides information about the type and amount of refrigerant used in the vehicle's A/C system. The sticker is located in the front section of the motor compartment or at the front or back of the hood. Warning: the A/C system must on

 Receiver/Dryer or Accumulator and Restrictor, Replacing after Cleaning Refrigerant Circuit

  Note Cleaning the refrigerant circuit means flushing it with refrigerant R134a. Refer to → Chapter "Refrigerant Circuit, Cleaning (Flushing), with Refrigerant R134a" or blowing through with compressed air and nitrogen. Refer to → Chapter "Refrigerant Circuit, Flushing with