The concept

The Auto 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.

Certain vehicle components may experience additional wear as a result of this system.

    See also:

    Tire inflation pressure values up to 100 mph/160 km/h
    528i 528i xDrive 535i 550i 535i xDrive 550i xDrive ...

    Preventing an automatic engine stop with automatic transmission
    The concept To make it possible to drive away very quickly, such as at an intersection, the automatic engine stop can be actively prevented. Preventing an engine stop using the brake pedal Th ...

    2009 BMW X3 Review
    There is very little about the 2009 BMW X3 that hasn't already been covered by Cars.com; the 2007 model that Kelsey Mays reviewed is essentially the same vehicle that's offered for 2009. What has ...