PRESSURES, CHECKING, VEHICLES WITH RESTRICTOR, RESERVOIR AND A/C Compressor Regulator Valve -N280-, EXTERNALLY REGULATED A/C COMPRESSOR: Notes

WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Connect the A/C service station. Refer to A/C SERVICE STATION, CONNECTING .

Observe the test requirements. Refer to PRESSURES, CHECKING .

-- With the ignition switched off, check the pressures in the refrigerant circuit (using the A/C service station). Refer to REFRIGERANT CIRCUIT, CHECKING PRESSURE WITH SERVICE STATION .

The pressures with the ignition turned off meet the specifications.

-- Start the engine.

-- Bring the engine speed up to 2000 RPM.

-- Observe the pressure gauge of the A/C service station.

NOTE:

The switching pressures for the A/C Compressor Regulator Valve A/C Compressor Regulator Valve -N280- and the Radiator Fan -V7- are vehicle specific.

Pressures must be measured at the service connections; the component location for these connections are vehicle-specific. Refer to Refrigerant Circuit (vehicle-specific repair information).