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 when the engine oil temperature in the multifunction display stops flashing.
• SPORT handling mode is activated.
• the steering wheel is in the straight-ahead position.
• the vehicle is stationary and the brake pedal is depressed (left foot).
• the transmission is in position D.

    See also:

    BAS PLUS (Brake Assist System Plus)
    BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section At speeds above approximately 4 mph (7 km/h), BAS PLUS assists you w ...

    Snow chains
    For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

    Opening
    You can open the tailgate automatically using the SmartKey or the handle in the tailgate. Open or close the tailgate fully using the automatic function if you have stopped the tailgate in an inte ...