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:

    Tow-starting (emergency starting)
    Vehicles with automatic transmission must not be started by tow-starting. This could otherwise damage the transmission. ...

    Preparing the vehicle
    Your vehicle may be equipped with a "Minispare" emergency spare wheel or MOExtended tires (tires with run-flat properties). Vehicle preparation is not necessary on vehicles with MO ...

    High-beam spot lamp (vehicles with LED-daytime running lamps)/infrared light (Night View Assist Plus)
    Due to their location, have the bulbs in the left-hand headlamp changed at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. Switch off the lights. Open the hood. ...