Restoring the factory settings

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

    See also:

    Styling
    Like the ML350, the silver ML550 I tested had a big, bold grille with a large three-pointed star in it. This predominant feature lets everyone on the road know some money was spent on this SUV. I' ...

    4MATIC (permanent four-wheel drive)
    4MATIC ensures that all four wheels are permanently driven. Together with ESP® and 4ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING&nb ...

    Cigarette lighter
    WARNING   When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the ve ...