The concept

This system issues a warning at speeds above approx. 40 mph/65 km/h if the vehicle is about to leave the lane on roads with lane markings. The steering wheel begins vibrating gently. The system does not provide a warning if the turn signal is set before leaving the lane.

    See also:

    Activating ECO PRO
    Press button repeatedly until ECO PRO is displayed in the instrument cluster. ...

    Switching on/off manually
    Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. If Top View is displayed, switch on the backup camera via the iDrive ...

    Terminating the voice activation system
    Briefly press the button on the steering wheel or ›Cancel‹. ...