See also:

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press th ...

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 ...

Copying music files from audio CDs to the hard disk
Audio files can be copied from CD to COMAND's hard disk. Select Audio by sliding and turning the COMAND controller and press to confirm. Switch on CD/audio DVD or MP3 mode. Select a m ...