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:

    General information
    If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. ► Check the battery ...

    Overview
    Brimming with genuine character, the new Mercedes-Benz GLK-Class is set to take the world of compact SUVs by storm. Yet it is not just the distinctive all-rounder's practical and appealingly compa ...

    Automatic interior lighting control
    To switch on/off: press the button. When the automatic interior lighting control is activated, the button is flush with the overhead control panel. The interior lighting automatically switch ...