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:

    Brake fluid
    WARNING Over a period of time, the brake fluid absorbs moisture from the air; this lowers its boiling point. If the boiling point of the brake fluid is too low, vapor pockets may form in the ...

    Vehicle
    Display messages Possible causes/consequences and Solutions Shift to 'P' or 'N' to Start Engine You have attempted to start the engine with the transmission i ...

    Activating/deactivating Blind Spot Assist
    You can use the Blind Spot Asst. function to activate or deactivate Blind Spot Assist or Active Blind Spot Assist. Press or on the steering wheel to select the DriveAssist menu. Press ...