Audi A4: Refrigerant Circuit
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit
- A/C System Repair Information
- Using Service Station
- Refrigerant Circuit, Flushing with Compressed Air and Nitrogen
- Refrigerant Circuit, Cleaning (Flushing), with Refrigerant R134a
- Refrigerant Circuit, Determining Leaks
READ NEXT:
A/C System Repair Information
Air conditioning systems designed for refrigerant R12 are
only to be filled with refrigerant R134a if certain requirements
are fulfilled. Refer to
→ Chapter "Refrigerant Circuit, Convertin
General Information
Vehicles with a high-voltage system (hybrid vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by electric shock.
- I
SEE MORE:
Special Tools
Special tools and workshop equipment required
Seal Installer - Final Drive/Gearbox -T10337-
Puller - Crankshaft/Power Steering Seal -T20143/1-
Seal Installer - Flange Shaft -T40163-
Seal Installer - Output Shaft -T40239-
Circlip Pliers -VAS5503A-
Used Oil Collection and Extraction Unit -SM
Interior lighting
Front interior lighting
Fig. 45 Headliner: front interior lighting
Interior lighting buttons
- Interior lighting on/off
- Door contact switch on/off.
The interior lighting
is controlled automatically.
Touch-sensitive reading lights
To turn a reading light on or off, touch the surface (1)
brie
© 2019-2026 Copyright www.audia4b9.com
