Audi A4: Interior Trim

 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

 Compressor, Replacing without the Need for Flushing Refrigerant Circuit

  Note Cleaning the refrigerant circuit means flushing with refrigerant R134a. Refer to → Chapter "Refrigerant Circuit, Cleaning (Flushing), with Refrigerant R134a". If a faulty A/C compressor is replaced with an A/C compressor from another manufacturer check for the A/C compres