Restoring the factory settings

Press the simultaneously for approximately six buttons simultaneously for approximately six seconds until the battery check lamp flashes twice.

    See also:

    Overview
    The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using ...

    Cleaning the headliner and carpets
    ► Roof lining: use soft brushes or dry shampoo if it is particularly dirty. ► Carpets: use carpet and textile cleaners that have been approved and recommended by Mercedes-Benz. ...

    Clearing the memory of the integrated garage door opener on the rear-view mirror
    X Turn the SmartKey to position 2 in the ignition lock. X Press and hold transmitter buttons 2 and 4 for approximately 20 seconds until indicator lamp 1 flashes rapidly. The memory is cleared. ...