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
Operating the parking brake
The electromechanical parking brake is used to
secure the vehicle from rolling away unintentionally.
The switch is located under the
selector lever
in the center console. It turns on when the parking
brake is set. You can release the parking
brake manually or automatic
Capacities
Refrigerant R134a and refrigerant oil. Refer to
→Fluid Capacity Tables; Rep. Gr.03.
Note
Pay attention to the different capacities for refrigerant
R134a in vehicles without a rear heater and A/C unit (with an
evaporator) and in vehicles with a rear heater and A/C unit
(w