See also:

Activating/deactivating air-recirculation mode
You can deactivate the flow of fresh air if unpleasant odors are entering the vehicle from outside. The air already inside the vehicle will then be recirculated. The operation of air-recirculat ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device must a ...

Center console, upper section
1 Audio system/COMAND; see the separate operating instructions 2 Seat heating 3 Seat ventilation 4 PARKTRONIC 5 Downhill Speed Regulation (vehicles without AIRMATIC package) 6 Hazard war ...