Releasing the electric parking brake automatically

The electric parking brake is released automatically when the following conditions are simultaneously fulfilled:
Х the engine is running.
Х the automatic transmission is in position D or R.
Х the hood is closed.
Х your seat belt is fastened.
Х you depress the accelerator pedal.

If the automatic transmission is in position R, the trunk lid must be closed.

If your seat belt is not fastened, the following conditions must be fulfilled to automatically release the electric parking brake:
Х the driver's door is closed.
Х you shift out of P or you have previously driven faster than 3 km/h.
Х you have shifted out of P or you have previously driven faster than 2 mph (3 km/h).

    See also:

    Haven of calm: optimum vibration and acoustic comfort
    The new M-Class promises relaxed and therefore safe motoring under all possible (and even impossible) conditions. By paying close attention to detail every step of the way, the development enginee ...

    Changing the settings of the locking system
    You can change the setting of the locking system in such a way that only the driver's door and the fuel filler flap are unlocked. This is useful if you frequently travel on your own. To ch ...

    MOExtended tires (tires with run-flatproperties)
    MOExtended tires (tires with run-flat properties) allow you to continue driving your vehicle even if one or more tires are entirely deflated. MOExtended tires may only be used in conjunction wi ...