Important safety notes
For reasons of safety, Mercedes-Benz recommends that you drive with the lights switched on even during the daytime. In some countries, operation of the headlamps varies due to legal requirements and self-imposed obligations.
See also:
Problems with the SmartKey
Problem
Possible causes/consequences and
Solutions
You cannot lock or unlock the vehicle using
the SmartKey.
The SmartKey battery is discharged or nearly discharged.
...
Front fog lamps
Only vehicles with front fog lamps have the fog lamps function.
WARNING
If you suspect that driving conditions will be foggy, turn the light switch to
before you start your journey. Otherwise ...
Cleaning the display
Before cleaning the display, make sure that
it is switched off and has cooled down.
Clean the display surface using a
commercially-available microfiber cloth
and TFT/LCD display cleaner.
Dr ...