See also:

Mobile communication devices in the vehicle
Mobile communication devices in the vehicle It is not recommended to use mobile phones, such as mobile phones without a direct connection to an external aerial in the vehicle's passenger comp ...

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

BMW X3 iDrive Owners Manual
h1 {color: red;} h2 {color: green;} h3 {color: blue;} h4 {color: #FF00FF;} ...