Rolling with the engine switched off

There is no power assistance for the steering WARNING
There is no power assistance for the steering and the brake when the engine is not running.
Steering and braking requires significantly more effort and you could lose control of the vehicle and cause an accident as a result.
Do not turn off the engine while the vehicle is in motion.

    See also:

    Checking the coolant level
    Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press the ...

    Deactivating/activating PARKTRONIC
    To deactivate/activate PARKTRONIC Indicator lamp If indicator lamp 2 lights up, PARKTRONIC is deactivated. PARKTRONIC is automatically activated when you turn the SmartKey to position ...

    Assembling the ball coupling
    Mercedes-Benz recommends that you have the ball coupling assembled at a qualified specialist workshop. Only a qualified specialist workshop has the necessary specialist knowledge and tool ...