Activation conditions

You can activate the HOLD function if:
• the vehicle is stationary.
• the driver's door is closed or your seat belt is fastened.
• the electric parking brake is released.
• the hood is closed.
• the transmission is in position R, N or D.
The trunk lid must be closed in position R.
• DISTRONIC PLUS is deactivated.

    See also:

    Resetting
    Reset the sliding sunroof if it does not move smoothly. Turn the SmartKey to position 2 in the ignition lock. Raise the sliding sunroof fully at the rear. Keep the switch pressed for ano ...

    Towing the vehicle with the rear axle raised
    Only possible on vehicles without 4MATIC. When towing your vehicle with the rear axle raised, it is important that you observe the safety instructions The ignition must be switched off if you ...

    Problems with the SmartKey
    Problem Possible causes/consequences and Solutions You cannot lock or unlock the vehicle using the SmartKey. The SmartKey battery is discharged or nearly discharged. ...