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:

    "Coupling up a trailer" function
    This function is only available on vehicles with a trailer tow hitch. 1 Center of the vehicle on the red guide line approximately 10 in (0.25 m) away from the rear area 2 Center of the vehic ...

    Tires
    30 Use of snow chains not permitted. Observe the notes in the "Snow chains" section. 31 MOExtended tires (tires featuring run-flat characteristics) only in combination with an a ...

    M-Class in the Market
    It's a bitter pill for a reviewer to swallow when you see a test car do so many things so right, yet fall short in a few key areas. Most shoppers — even most car reviewers — won't get to spend as ...