See also:

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

Reference
This chapter contains technical data, short commands for the voice activation system and an index that will help you find information most quickly. ...

Vehicle equipment
This Owner's Manual describes all models and all standard, country-specific and optional equipment that is offered in the model series. Therefore, in this Owner's Manual, equipment is also desc ...