See also:

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

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

The concept
If the vehicle is equipped with Active Cruise Control with Stop & Go, the collision warning is controlled via the cruise control radar sensor. The system issues a two-phase warning of a dan ...