Section 282 (Air Conditioning (Refrigerant R134A Servicing - Refrigerant Circuit))
WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- 87 Air Conditioning
- Safety Precautions
- Notes
- Safety Precautions When Working On A/C Systems
- Safety Precautions When Handling Refrigerant
- Safety Precautions When Working On Vehicles With Start/Stop System
- Safety Precautions When Working On Vehicles With High-Voltage System
- Safety Precautions When Working Near High-Voltage Components
- Safety Precautions During Road Test With Testing Equipment
- Refrigerant Circuit
- A/C System Repair Information
- Refrigerant Circuit, Converting R12 To R134A
- Refrigerant Circuit, Cleaning (Flushing) With Refrigerant R134A
- Notes
- Sequence of flushing procedure (sequence occurs automatically according to the A/C service station program)
- Notes
- Main Wiring Diagrams For Various Flushing Circuits
- Refrigerant Circuit with Restrictor and Reservoir
- Refrigerant Circuit with Expansion Valve, Receiver/Dryer and Second Evaporator
- Vehicles with High-Voltage System (without Additional A/C System Functions, for Example the Audi A3 e-tron, Audi Q5 hybrid etc.)
- Vehicles with High-Voltage System (with Additional A/C System Functions, such as Heat Pump Operation on Audi Q7 e-tron, for Example)
- Electrically-Driven A/C Compressor, Flushing (Removing Refrigerant Oil)
- Flush the electrically driven A/C compressor.
- Adapter For Assembling Flushing Circuit
- Audi A6 (4A_ or 48_ for China), Audi A7 (4K_)
- Refrigerant Circuit, Determining Leaks
- Notes
- Refrigerant Circuit, Tracing Leaks Using Electronic Leak Detector (For Example, V.A.G 1796)
- Leak Detection On Refrigerant Circuit Using Leak Detection System Vas 6201
- Notes
- Adding the UV-leak detection additive to the refrigerant circuit using the A/C service station
- Add UV-leak detection additive using the in the refrigerant circuit.
- Adding UV-leak detection additive when the refrigerant circuit is empty
- Add the UV-leak detection additive to the refrigerant circuit via an opened connection.
- Adding UV-leak detection additive when the refrigerant circuit is full
- Detecting leaks on the refrigerant circuit using UV lamp VAS 6196/4
- Finding Leaks Via Vacuum Test Using A/C Service Station Or Nitrogen Pressure Testing
- Refrigerant Circuit Complaints
- A/C Service Station, Connecting
- Pressures, Checking
- Safety Precautions
- Glossary