See also:

Requirements
Via the Control Display, set a language that is also supported by the voice activation system so that the spoken commands can be identified. Set the language. ...

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

Tire inflation pressure values up to 100 mph/160 km/h
740i, 740Li, 750i, 750Li 760Li 750i xDrive, 750Li xDrive ...