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:
Rear Window
Overview - Rear Window
Overview - Rear Window, Sedan
1 -
Rear Window
Removing and installing. Refer to
→ Chapter "Rear Window, Removing and Installing".
Distance to roof: dimension -a- = 2 mm
Distance to C-pillars: dimension -d- =
approximately 3 mm; center if necessary
2
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
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