See also:

Operating the on-board computer
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using ...

Dialing a number from the phone book
If your mobile phone is able to receive calls, you can search for and dial a number from the phone book in COMAND at any time. – Press the or button on the steering wheel to select the Tel m ...

Installing the ball coupling
WARNING If the vehicle/trailer combination is not secured, the trailer may come loose. As a result, you could cause an accident. Observe the ball coupling manufacturer's installation inst ...