See also:

Roadside Assistance button
Open the stowage compartment under the armrest. Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center ...

Problems with the seat ventilation
If one or all of the indicator lamps in the seat ventilation button are flashing, the seat ventilation has switched off automatically. The vehicle's electrical system voltage is too low because ...

Using the SmartKey
The SmartKey must be close to the driver's door handle. Point the tip of the SmartKey at the driver's door handle. Press and hold the button until the side windows and the panoram ...