See also:

Gasoline
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 immedia ...

Additives in gasoline
One of the main problems of poor fuel quality is the forming of deposits that are caused during the gasoline combustion process. Mercedes-Benz recommends that you use fuel brands that have the ...

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, the reserve fuel warning lamp ...