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:
Window Guide, Removing and Installing
Removing
- Remove the door window. Refer to
→ Chapter "Front Door Window, Removing and Installing".
- Remove the B-pillar trim. Refer to
→ Chapter "B-Pillar Door Trim, Removing and Installing, Front".
- Remove the A-pillar trim. Refer to
→ Chapter "A-Pillar Tri
Wiring Harness Repair Set
Wiring Harness Repair Set -VAS1978-
The Wiring Harness Repair Set -VAS1978- makes optimal repair
quality possible in the realm of vehicle electronics. Using the
tools, repairs affecting harness connectors and for breaks in
wiring can be performed. For this purpose, complete repair wires
with ter
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