See also:

Deleting all music files
This function deletes all music files from the MUSIC REGISTER. The deletion procedure may take several minutes. In order to prevent malfunctions, do not use COMAND during this period. Select ...

SmartKey
0 To remove the SmartKey 1 Power supply for some consumers, such as the windshield wipers 2 Ignition (power supply for all consumers) and drive position 3 To start the engine As soon as the igni ...

Charging the battery
WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions th ...