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:

    Important safety notes
    Cruise control maintains a constant road speed for you. It brakes automatically in order to avoid exceeding the set speed. On long and steep downhill gradients, especially if the vehicle is la ...

    Mute
    Switching audio and video sources on/off Press the button on the multifunction steering wheel. The sound from the respective audio or video source is switched on or muted. When the sound ...

    Even more effective brake discs and brake booster
    The brake system helps to reduce the unsprung masses through the use of floating (four- and six-cylinder models) or fixed front callipers with housings in aluminium or aluminium composite design a ...