Audi Q3: Refrigerant Circuit
Audi Q3 (8U) 2011-2018 Service Manual / Heating, Ventilation & Air Conditioning / Air Conditioning / Refrigerant Circuit
- System Overview - Refrigerant Circuit
- Overview - Condenser
- High Pressure Sensor -G65-, Removing and Installing
- Expansion Valve, Removing and Installing
- Receiver/Dryer, Removing and Installing
- Dryer Bag/Dryer Cartridge, Removing and Installing
- Service Connection on Low and High Pressure Side, Removing and Installing
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System Overview - Refrigerant Circuit
HD = High-pressure end
ND = Low-pressure end
1 - A/C Compressor Regulator Valve -N280-
To check, refer to Vehicle Diagnostic Tester in the "Guided Fault
Finding" function,
→&nb
Overview - Condenser
Overview - Condenser, Dryer Cartridge
Note
There are different versions of the condenser, radiator and
auxiliary radiator. Observe the correct allocation of these components.
Refer t
High Pressure Sensor -G65-, Removing and Installing
Note
When the High Pressure Sensor -G65- is removed, the cooling
output cannot be checked. The Climatronic Control Module
-J255-/A/C Control Module -J301- control head does not switch
SEE MORE:
Battery
Battery General Information
To guarantee a long service life, the Battery -A- must be
checked, serviced and maintained as described in this manual.
The Battery -A- supplies the power to start the engine. The
Battery -A- also acts as a power reserve for the entire vehicle
electrical system.
Tire Pressure Monitoring System
Tire Pressure Monitoring with Pressure Sensor
WARNING
If tire sealant was used, then the wheel electronics
on that particular wheel must be replaced.
The wheel electronics, that is, the system pressure sensor,
forms a physical unit with the valve.
Note
The lettering on th
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