Audi Q5   Controls   Heating and cooling  Auxiliary heating and ventilation
Applies to vehicles: with auxiliary heating
You can set the running time on the sound system or MMI*.
Select: Function selector button CAR > control button AC > Running time.
The running time for the auxiliary heating/ventilation can be set to a time between 15 and 60 minutes. The auxiliary heating/ventilation will switch itself off at the end of the programmed running time.