Points to observe before use

The sockets can be used for accessories, e.g.

lamps or mobile phone chargers with a maximum current draw of 180 W (15 A).

If you use the sockets for long periods when the engine is switched off, the battery may discharge.

in the Turn the SmartKey to position 1 in the ignition lock.

that the An emergency cut-out ensures that the on-board voltage does not drop too low. If the on-board voltage is too low, the power to the sockets is automatically cut. This ensures that there is sufficient power to start the engine.

    See also:

    Storing the vehicle position in the list of previous destinations
    To activate navigation mode: press the function button once or twice. To show the menu: press the COMAND controller. Select Position in the navigation system menu bar by turning the ...

    SmartKey
    0 To remove the SmartKey (shift the transmission to position P) 1 Power supply for some consumers, such as the windshield wipers 2 Ignition (power supply for all consumers) and drive position 3 T ...

    Charging the battery
    WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions th ...