The concept

The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on.

The engine starts again automatically for driving off.

    See also:

    Opening/closing the glass sunroof automatically
    Press the switch beyond the resistance point. The following movements are also automatic: ▷ Pressing the switch with the sunroof open: the sunroof is tilted fully. ▷ Pressing the switc ...

    Exterior
    The exterior remains the same for 2009, and the X3 retains its awkward angles, disjointed taillights and odd lower bodywork. It's not unattractive, but it sure isn't as stylish as Mercedes' new GL ...

    General information
    The glass sunroof and the sliding visor can be operated together or separately, using the same switch. The glass sunroof is operational when the ignition is switched on. Danger of pinching Mo ...