Activating/deactivating PRE-SAFE® Brake

PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS.

•► Press the steering wheel to select the DriveAssist button on the steering wheel to select the DriveAssist menu.

•► Press Brake. to select PRE-SAFE Brake.

•► Press The current selection is displayed..

The current selection is displayed.

•► To activate/deactivate: press again. again.

When PRE-SAFE® Brake is activated, the multifunction display shows the function is not activated. symbol as long as the HOLD function is not activated.

Vehicles with Parking Guidance: if PARKTRONIC is activated and you are driving at a speed under 22 mph (35 km/h) the symbol for Parking Guidance is displayed symbol for Parking Guidance is displayed instead of the Activating/deactivating ATTENTION symbol.

    See also:

    Tire ply composition and material used
    Describes the number of plies or the number of layers of rubber-coated fabric in the tire tread and sidewall. These are made of steel, nylon, polyester and other materials. ...

    Conditions for activation
    RACE START can be activated when:  - the doors are closed.  - the engine is running and it has reached an operating temperature of approximately 176  °F (80 °C). This is the case ...

    Checking tire pressure manually
    To determine and set the correct tire pressure, proceed as follows:   Remove the valve cap of the tire that is to be checked.   Press the tire pressure gauge securely onto the valve. ...