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:
Important safety notes
While the vehicle is in motion, the tire pressure loss warning system monitors
the set tire pressure using the rotational speed of the wheels. This enables the
system to detect significant pressur ...
Roadside Assistance button
X Press and hold Roadside Assistance button 1 for more than two seconds. This
initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator
lamp in Roadside Assistance button 1 ...
Ruts and gravel roads
Observe the following rules when driving
along ruts in off-road terrain or on roads with
loose gravel:
Check that the ruts are not too deep and
that your vehicle has sufficient clearance.
...