See also:

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

Opening/closing the glass sunroof
With the sliding visor open, proceed as described under Sliding visor. ...

General information
Instructions for voice activation system, refer to page 22. To have the available spoken instructions read out loud: ›Voice commands‹ ...