See also:

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. O ...

Roadside Assistance button
  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 but ...

Switching on Night View Assist Plus
Depending on your vehicle's date of manufacture, the or symbol for the "Automatic driving lights/daytime running lamps" position is located on the light switch. You can only ac ...