See also:

What to do if...
The current transmission position cannot be displayed? The vehicle is located in an unrecognized region, is in a poor reception area, or the system is currently determining the position. ...

Roadside Assistance
Service availability Roadside Assistance can be reached around the clock in many countries. You can obtain assistance there in the event of a vehicle breakdown. Roadside Assistance The Roadside ...

Activating HDC
Press the button; the LED above the button lights up. ...