Rejecting or ending a call
Press the 
button on the steering
wheel.
If you are not in the Tel menu, you can still reject or end a call.
See also:
Convenience opening feature
You can ventilate the vehicle before you start driving. To do this, the key is
used to carry out the following functions simultaneously:
unlock the vehicle
open the side windows
open the pan ...
Center console
Center console
...
Switching the windshield wipers on/off
WARNING
Wiper blades are components that are subject
to wear and tear. Replace the wiper blades
twice a year, preferably in the spring and fall.
Otherwise the windows will not be wiped
proper ...