See also:

Message memory
The on-board computer saves certain display messages. You can call up the display messages in the message memory. Press the or button on the steering wheel to select the Service menu. If t ...

Importing contacts manually
The stored phone book and the vCards remain in COMAND, even if you use COMAND with another mobile phone. The entries can be viewed without a mobile phone. For this reason, delete the phone ...

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 tha ...