Audi Q5   Controls   Heating and cooling  Auxiliary heating and ventilation
Applies to vehicles: with auxiliary heating
You can switch the auxiliary heating/ventilation on and off immediately via the sound system or MMI*.
Select: Function selector button CAR > control button AC > Aux. heating or Aux. ventilation.
When the auxiliary heating/ventilation is running, you can press the OFF button on the air conditioner console to switch off the blower only. Pressing the OFF button a second time will switch on the blower again.
Note
The indicator lamp (auxiliary ventilation) or (auxiliary heating) flashes in the instrument cluster display when the auxiliary heating/ventilation is switched on.