Audi A4: Body

 Refrigerant Circuit, Checking Pressure with Service Station

General Information   Note All test conditions marked * are vehicle-specific and are described in the Repair Manual for the relevant vehicle. Check cooling performance. Connections with valve and service connections for measurement and testing. Refer to → Heating, Ventilation and

 Windshield Antenna Suppression Filter -C18-, Removing and Installing

Windshield Antenna Suppression Filter -C18-, Removing and Installing, Sedan The Windshield Antenna Suppression Filter -C18- is located behind the left D-pillar trim panel at the center of the D-pillar. Removing - Turn off the ignition and all electrical equipment and remove the ignition key