Problems with the seat heating
The seat heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on.
•► Switch off electrical consumers which you do not need, such as the rear window defroster or interior lighting.
See also:
Cleaning the steering wheel and gear orselector lever
► Thoroughly wipe with a damp cloth or
use
leather care agents that have been
recommended and approved by Mercedes-
Benz. ...
Trailer towing
PARKTRONIC is deactivated for the rear area
when you establish an electrical connection
between your vehicle and a trailer.
Fold in the ball coupling if the trailer tow
hitch is not requir ...
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. ...
