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:
Steering Gear End Positions, Adapting
Special tools and workshop equipment required
Vehicle Diagnostic Tester
Note
If the connection between the steering gear and the steering
wheel is disconnected, the end position of the steering gear
must be readapted.
Procedure
- Connect the Vehicle Diagnostic Tester.
- Switch
Traffic light information
Description
Applies to: vehicles with traffic light information
Fig. 105 Instrument cluster: traffic light information display
The traffic light information gives you a speed
recommendation in order to reach the next traffic
light when it is green (1), or it informs you of
the wait time at the ne
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