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:
Important safety notes
WARNING
In order to avoid possible loss of vehicle control, all seat, head restraint,
steering wheel and rear view mirror adjustments, as well as fastening of seat belts,
must be done before ...
Service and literature
Your vehicle is covered under the terms of the
warranties printed in the Service and
Warranty Information booklet. Your
authorized Mercedes-Benz Center will
exchange or repair any defective parts
...
Override feature for the rear side
windows
WARNING
When children ride on the vehicle's rear seats,
activate the override switch. Otherwise, the
children could be injured, e.g. by trapping
themselves in the rear side window.
- To act ...