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:

    Convenience
    Activating/deactivating the EASYENTRY/ EXIT feature You can use the Easy-entry Function to activate or deactivate the EASY-ENTRY/EXIT feature. WARNING   You must make sure no one can b ...

    Restarting the tire pressure monitor
    WARNING It is the driver's responsibility to set the tire pressure to the recommended cold tire pressure. Underinflated tires affect the ability to steer or brake the vehicle. You might lose ...

    Styling
    The 2012 M-Class retains many of the previous generation's styling cues, like a wide front grille and forward-swept C-pillars, but the new design looks more substantial and imposing. Contributing ...