See also:

Fuel grade
You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immediately and rep ...

Cleaning the display
– Before cleaning the display, make sure that it is switched off and has cooled down. – Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display cleaner. – ...

Please bear the following in mind
Resetting the service interval display A qualified specialist workshop, e.g. an authorized Mercedes-Benz Center, will reset the service interval display after the necessary service work has been c ...