Activation conditions

You can activate the HOLD function if:

 - the vehicle is stationary.
 - the engine is running.
 - the driver's door is closed or your seat belt is fastened.
 - the parking brake is not applied.
 - the hood is closed.
 - the transmission is in position D, R or N.
 - DISTRONIC PLUS is deactivated.

    See also:

    Ruts and gravel roads
    Observe the following rules when driving along ruts in off-road terrain or on roads with loose gravel: Check that the ruts are not too deep and that your vehicle has sufficient clearance. ...

    Mounting a new wheel
    WARNING Always replace wheel bolts that are damaged or rusted. Never apply oil or grease to wheel bolts. Damaged wheel hub threads should be repaired immediately. Do not continue to dri ...

    Additives
    Do not use any additives in the engine oil. This could damage the engine. ...