Important safety notes

WARNING
On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not prevent this type of loss of control. G WARNING
Make sure that you do not endanger other road users when you apply the brakes.

    See also:

    The M-Class also protects its occupants after a crash
    As part of the POST-SAFE® functions, the new M-Class can activate a variety of systems which can contribute towards avoiding post-accident risks. After a more serious crash, the hazard warning lig ...

    Preparing the vehicle
    Stop the vehicle as far away as possible from traffic on solid, non-slippery and level ground. Switch on the hazard warning lamps. Firmly depress the parking brake. Bring the front wheels ...

    Engine
    Display messages Possible causes/consequences and Solutions The coolant level is too low. Add coolant, observing the warning notes when doing so. If coolant nee ...