Audi A6 (4A) from MY 2019, Audi A7 (4K) from MY 2018

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.

Vehicle	Required Adapters for the Connections to A/C Compressor	Required Adapters for the Connections to Receiver/Dryer	Miscellaneous
Audi A6 (4A) from MY 2019 Audi A7 (4K) from MY 2018	-- Compressor manufacturer "Denso" Low pressure side Refrigerant Circuits Adapter Set 1 - Adapter 12:VAS 6338/12 connected with the A/C Service Station and the Refrigerant Circuits Adapter Set - Adapter 48:VAS 6338/48 High pressure side: Refrigerant Circuits Adapter Set 1 - Adapter 3:VAS 6338/3	-- No adapter required, dryer is removed from receiver/dryer on condenser and the opening is sealed.	The expansion valve is removed and Refrigerant Circuits Adapter Set 1 - Adapter 44:VAS 6338/44 is installed (or an old expansion valve is drilled on and installed as an adapter. Refer to PRELIMINARY WORK TO CLEAN REFRIGERANT CIRCUIT (FLUSHING WITH REFRIGERANT R1234YF) and the Parts Information.

NOTE:

Condensers with an integrated receiver/dryer or dryer cartridge that cannot be replaced separately or is not available as a replacement part, the condenser must be replaced after flushing (with the dryer cartridge installed). Refer to Refrigerant Circuit (vehicle-specific service information) and the Parts Information.