See also:

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 ...

Safety
Mercedes-Benz's Electronic Stability Program, antilock brakes, front and rear side-impact airbags, and side curtain-type airbags are standard. ...

Important safety notes
WARNING Never switch off the engine while the vehicle is in motion. There is no brake boost for the service brake if the engine is not running. If the ignition is switched off, there is also ...