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:
Fuel Filler Door Unit
Overview - Fuel Filler Door Unit
1 -
Drain Hose
From the fuel filler door unit
Removing and installing. Refer to
→ Chapter "Fuel Filler Door Unit Drain Hose, Removing and Installing".
2 -
Emergency Release Cable
Removing and installing. Refer to
→ Chapter "E
Front Center Armrest
Overview - Front Center Armrest
1 - Center Armrest Support Base
Removing and installing. Refer to
→ Chapter "Front Center Armrest, Removing and Installing".
2 - Front Cover
Removing and installing. Refer to
→ Chapter "Center Armrest Upper Section, Removing a
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