Section 12 (Air Conditioning (Refrigerant R134A Servicing) (General Information))
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Audi SQ5, 2022 Audi Q5 e, 2022 Audi Q5, 2021 Audi SQ5, and 2021 Audi Q5 e. However, it is still accessible from the selected car via links, so may be relevant.
- 87 Air Conditioning
- Warnings When Working On Vehicles With High Voltage System
- A/C System, General Information
- Introduction
- Safety Precautions For Vehicles With Start/Stop System
- Additional Information Sources
- A/C Technology Basic Principles
- Refrigerant R134A
- Refrigerant R134A Characteristics
- Refrigerant Oil
- A/C System Operation
- General Safety Precautions
- Product Characteristics
- Handling Refrigerant
- Handling Pressure Containers
- Extraction And Charging System Safety Regulations
- Safety Precautions When Working On A/C System And When Handling Refrigerant R134A
- Refrigerant Circuit, General Precautions
- After Charging A/C System
- Refrigerant Circuit General Information
- Vehicles With A High Voltage System (Hybrid Vehicles)
- Refrigerant Circuit Components
- Refrigerant Circuit Components Allocation, High And Low Pressure Sides
- General Information
- Mechanically Driven A/C Compressor
- Electrically Driven A/C Compressor For Vehicles With High Voltage System
- Condenser
- Evaporator
- Heat Pump Operation Heater Core
- Fluid Collector
- Reservoir
- RESTRICTOR
- Receiver/Dryer
- Expansion Valve
- Expansion Valve With Shut-Off Valve
- Refrigerant Cut-Off Valve
- Refrigerant Line With Inner Heat EXCHANGER
- Quick-Release Connections On Refrigerant Lines
- O-Ring Seals
- Refrigerant Circuit Lines And Hoses
- Pressure Relief Valve
- Check Valves
- Refrigerant Circuit
- Refrigerant Circuit With An Electrically Driven A/C Compressor (With And Without Battery Cooling Module)
- Connections For Quick-Release Coupling On Refrigerant Circuit
- Switches And Sensors On Refrigerant Circuit And Connections
- A/C Refrigerant High Pressure Switch -F23-
- Magnetic Clutch High Pressure Switch -F118-
- A/C Refrigerant Low Pressure Switch -F73-
- Refrigerant Circuit Connections With Valve For Switches
- A/C Pressure Switch -F129-
- High Pressure Sensor -G65-, Refrigerant Circuit Pressure Sensor -G805-
- A/C Pressure/Temperature Sensor
- A/C Compressor Regulator Valve -N280-
- A/C Compressor -G111-
- Refrigerant Temperature Sensor -G454-
- Electrical Components Not On Refrigerant Circuit
- Refrigerant Circuit Pressures And Temperatures
- Pressure Gauge, Tests And Measurements
- Service And Recycling Units
- Refrigerant Circuit Repair Information
- Laws And Regulations
- Refrigerant Circuit
- A/C System Repair Information
- Refrigerant Circuit, Converting R12 To R134A
- Using Service Station
- General Information
- Service Station, Important Usage Information
- A/C Service Station, Connecting For Measuring And Testing
- Refrigerant Circuit, Discharging With A/C Service Station
- Refrigerant Circuit, Evacuating With A/C Service Station
- Refrigerant Circuit, Charging With A/C Service Station
- A/C System, Operating After Charging
- Refrigerant To Service Station Reservoir (Charging Cylinder Or Reservoir Bottle), Transferring
- Service Station, Draining
- Refrigerant Circuit, Flushing With Compressed Air And Nitrogen
- Refrigerant Circuit, Cleaning (Flushing) With Refrigerant R134A
- Notes
- Sequence of flushing procedure (sequence occurs automatically according to the A/C service station program)
- Notes
- Flushing Circuit Block Diagrams
- 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 A5 Coupe and Sportback, Audi Q5, Audi A5 Cabriolet
- Audi Q5 Hybrid
- Refrigerant Circuit, Determining Leaks
- General Information
- Refrigerant Circuit, Tracing Leaks Using Electronic Leak Detector (For Example, : VAG1796)
- LEAK DETECTION ON REFRIGERANT CIRCUIT USING Leak Detection Kit: VAS6201A
- Notes
- Add the UV-Leak Detection Additive Using the A/C Service Station to the Refrigerant Circuit.
- 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
- Finding Leaks Via Vacuum Test Using A/C Service Station Or Nitrogen Pressure Testing
- Refrigerant Circuit Complaints
- A/C Service Station, Connecting
- Pressures, Checking