The type label for refrigerant and filling capacities is
located on the hood.
1 - Refrigerant oil identification (here PAG oil) and additional
information. Refer to
→Fluid Capacity Tab
Front Seat Heating
Note
Depending on vehicle equipment, there are different versions
of the A/C system for the Audi Q7. Make sure to use the correct
version and pay attention to the allocati
Possible Refrigerant Circuit Concerns
Test Requirements
Electrical Equipment, vacuum system and air duct
fault-finding has not revealed any faults. Refer to Guided Fault
Finding for the A/C system ("OBD" or "Guided Fault Finding for
the A/C system"),
→ Wiring diagrams, Troubleshooting &
Air Quality Sensor -G238- with the Humidity Sensor In Fresh Air Intake
Duct -G657-, Removing and Installing
Note
There are different versions of the Air Quality Sensor
-G238-/ Humidity Sensor in Fresh Air Intake Duct -G657--A-.
Therefore, ensure the correct allocation. Refer to the Part