Automatic engine start

The engine is started automatically if you:

 - release the brake pedal when HOLD is not activated and the transmission is in position D or N
 - shift the transmission to position R
 - depress the accelerator pedal
 - have switched off the ECO start/stop function by pressing the ECO button
 - switch to drive program S, S+ or M
 - unfasten your seat belt or open the driver's door

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The engine is also started automatically if:

 - the vehicle starts to roll.
 - the brake system requires this.
 - the system detects moisture on the windshield when the air-conditioning system is switched on.
 - the charge level of the battery is too low.
 - the driver's seat belt is removed or the driver's door is opened.

    See also:

    Automatic car wash
    WARNING Braking efficiency is reduced after washing the vehicle. This could cause an accident. For this reason, you must drive particularly carefully after washing the vehicle until the b ...

    Monitoring range of the sensors
    Blind Spot Assist monitors the area shown in the figure up to 10 ft (3 m) behind and immediately adjacent to your vehicle. WARNING   Blind Spot Assist monitors certain areas in the im ...

    Activating the HOLD function
    Make sure that the activation conditions are met. Depress the brake pedal. Quickly depress the brake pedal further until HOLD display 1 appears in the instrument cluster. The HOLD functi ...