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:

    Switching on/off
    Switching on/off Press the button. ...

    Coolant level
    Checking 1. Let the engine cool. 2. The coolant level is correct if it lies between the minimum and maximum marks. The marks are on the side of the coolant reservoir. Adding engine oil 1. Let ...

    Saving a function
    1. Highlight the function via the iDrive. 2. Press the desired button for more than 2 seconds. ...