I sure hope that the Macan/Q6 do not have the same A/C system as the Q4. There have been a *lot* of problems with the new CO2-based refrigerant system on the Q4. You can read the host of issues here: https://www.e-tronforum.com/threads/q4-a-c-malfunction.4972/page-1
tl;dr: The system operates...