See also:

Closing
Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages. Close the fuel filler flap. If you drive with the fuel filler cap open, reserve fuel warning lamp ...

Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to ...

Warning and display messages in the multifunction display
•► Activate ATTENTION ASSIST using the onboard computer Symbol 1 appears in the multifunction display. If ATTENTION ASSIST is active, you will be warned no sooner than 20 minutes after ...