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:
Subframe Mount
Overview - Subframe Mount
Engine Mount
1 - Subframe
2 - Engine Mount
Versions with
Left Electrohydraulic Engine Mount Solenoid Valve -N144-
Right Electrohydraulic Engine Mount Solenoid Valve -N145-
Removing and installing. Refer to
→ Chapter "Engine Mount, Remov
Central Locking
Component Location Overview - Central Locking
1 -
Engine Hood Contact Switch -F266-
In the latch
Removing and installing. Refer to
→ Chapter "Engine Hood Contact Switch -F266-, Removing and Installing".
2 -
Hood Contact Switch 2 -F329-
In the latch
Removing and inst
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