System Overview - Refrigerant Circuit without Rear Heater and A/C Unit
Note
Depending on vehicle equipment, there are different versions
of the A/C system for the Audi Q7. Make sure to use th
Overview - A/C Compressor and Condenser
Caution
Danger due to refrigerant coming out under pressure.
Danger of frost bite to skin and other parts of the body.
Only loosen the connection point
A/C Compressor Regulator Valve -N280-, Checking Switch-On Signal
Note
The test for an A/C compressor manufactured by "Denso" of
type "6 SEU 14" is described in the following. The test is to
Starting to drive, stopping, and parking
Starting from a stop
Press and hold the brake pedal.
Start the engine.
Select "D" or "R".
Release the parking brake.
Release the brake pedal. The vehicle may roll.
Press the accelerator pedal to accelerate.
Securing the vehicle against rolling
Secure
High Pressure Sensor -G65-, Removing and Installing
WARNING
Danger due to refrigerant coming out under pressure
when there is a faulty valve in the refrigerant circuit.
Danger of frost bite to skin and other parts of the
body.
If the refrigerant starts to leak out of the
refrigerant li