See also:

Notes on MP3 mode
Permissible discs • CD-R and CD-RW • DVD+R and DVD+RW • DVD-R and DVD-RW • SD memory card: • USB stick • iPod® • MP3 player Permissible file systems • ISO 9660/Joliet standard for ...

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. For safety reasons, you should remove the SmartKey from the ignition lock. ...

De-registering (de-authorizing) a mobile phone
Mercedes-Benz USA, LLC recommends deauthorizating in both COMAND and the mobile phone. Subsequent authorization may otherwise fail. To call up the telephone menu: press the function button ...