The air recirculation setting prevents fumes etc. from entering the interior.
Switching on the air recirculation mode
Press the button WARNING!.
Switching off the air recirculation mode
Press the button again, or
Press the AUTO button, or
Press the button.
In this setting, the air is drawn from the interior of the Audi Q5, filtered and continuously recirculated. We recommend using the air recirculation mode in the following circumstances:
When driving through a tunnel or in queues of traffic, to prevent fumes entering the interior of the Audi Q5.