Refrigerant Circuit With Expansion Valve And Evaporator

WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

The following illustration only shows the general foundation of a refrigerant circuit. The design of the refrigerant circuit in the respective vehicle can be found in the vehicle-specific repair information. Refer to Refrigerant Circuit (vehicle-specific repair information).

Fig 1: Identifying Refrigerant Circuit With Expansion Valve And Evaporator

Courtesy of AUDI OF AMERICA, LLC

Evaporator
Expansion Valve
Extracting, Filling and Measuring Valve
Level Indicator (not installed in R134a circuits)
Receiver/Dryer with Dryer
Condenser
A/C Compressor

NOTE:

Arrows point in direction of refrigerant flow.