See also:

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs:  - ...

General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. - Check the battery in ...

Showing/hiding the menu
To hide the menu: slide the COMAND controller over the map. The Full Screen menu item is shown. Confirm the Full Screen menu item shown by pressing . The map can be seen in the full- ...