BMW 5 Series: The concept - Automatic Engine Start/Stop 
Function - Driving - Controls - BMW 5 Series Owners ManualsBMW 5 Series: 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.

    Automatic mode
    The automatic engine start/stop function is operational after each engine start. The function is activated above a certain speed. ▷ Manual transmission: above 3 mph, approx. 5 km/h. ▷ ...

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