Restoring the factory settings

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

    See also:

    Cleaning the windows
    WARNING Before cleaning the windshield or wiper blades, switch off the windshield wipers and remove the SmartKey from the ignition lock. On vehicles with KEYLESS-GO, press the Start/Stop but ...

    Important safety notes
    WARNING   For reasons of safety, have the NECK-PRO head restraints/NECK-PRO luxury head restraints checked at an authorized Mercedes-Benz Center after a rear-end collision. WARNING&nbs ...

    Warning and display messages in the multifunction display
    •► Activate ATTENTION ASSIST using the onboard computer Symbol 1 appears in the multifunction display. If ATTENTION ASSIST is active, you will be warned no sooner than 20 minutes after ...