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:

    Deleting stored functions
    Press and hold the left and right button on the interior rearview mirror simultaneously for approximately 20 seconds until the LED flashes rapidly. All stored functions are deleted. The functions ...

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

    What to do if...
    Information on suitable mobile phones Appointments, tasks, notes, text messages, or e-mails from the mobile phone are not displayed. ▷ The mobile phone is not capable of the missing functi ...