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
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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:
Raising the vehicle
Applies to: vehicles with vehicle jack
Fig. 174 Sill panels: markings
Fig. 175 Sill: positioning the vehicle jack
Place the vehicle jack from the vehicle tool kit
on a firm surface. Use a flat, stable support if
necessary. On a slippery surface such as tile,
you should use a non-slip pad such
Generator
Generator, Checking
Perform Generator Test
Vehicle Diagnostic Tester is attached.
- Select the Diagnostic mode and
start the diagnostics.
- Select the tab Test Plan.
- Select Select Individual Tests
and choose the following sequence.
Body
Electrical Equipment
27 - Starter, volta
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