Setting the side air vents

•► To open/close: turn thumbwheel 3 up or down.
Side window defroster vent 1 is never completely shut, even if side air vent 2 is shut.
See also:
High outside temperatures
If DEF heats up to over 122 °F (50 °C ) for
extended periods, e.g. as a result of direct
sunlight on the DEF reservoir, DEF can
decompose. Ammonia vapors develop as a
result.
WARNING
When o ...
Switching to video AUX mode
Select Video in the main function bar by
sliding and turning
the COMAND
controller and press to confirm.
If video AUX mode was the last mode
selected, it will now be active.
If another vi ...
Switching on/off
The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
If the battery voltage is too low, the seat
ventilation may switch off.
•► Make sure tha ...
