See also:

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

Using voice activation
Activating the voice activation system 1. Briefly press the button on the steering wheel. 2. Say the command. Terminating the voice activation system Briefly press the button on the stee ...

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