Mercedes-Benz

Information on fuel grades for vehicles with petrol engines

Observe the notes on operating fluids More.

NOTE Damage caused by the wrong fuel

Even small amounts of the wrong fuel could result in damage to the fuel system, the engine and the emission control system.

Only refuel using unleaded, sulphur-free fuel that conforms to European EN 228, or an equivalent specification.

Fuel of this specification may contain up to 10 vol. % ethanol. Your vehicle is suitable for use with E10 fuel.

Never refuel using:

diesel
regular petrol with an octane number lower than 91 RON
petrol with more than 10 vol. % ethanol e.g. E15, E20, E85, E100
petrol with more than 3 vol. % methanol e.g. M15, M30
petrol with additives containing metal

If you accidentally refuel with the wrong fuel:

do not switch the ignition on.

consult a qualified specialist workshop.

According to European standard EN 16942 you can find the following compatibility indications for fuel:

on the instruction label on the fuel filler flap of your vehicle
on the fuel pump or pump nozzle suitable for your vehicle throughout Europe

For petrol with maximum 5 vol. % ethanol

For petrol with maximum 10 vol. % ethanol

If the available fuel is not sufficiently low in sulphur, this can produce unpleasant odours.

Recommended fuel: the recommended octane number for your vehicle can be found in the instruction label in the fuel filler flap More.

As a temporary measure, if the recommended fuel is not available, you may also use regular unleaded petrol with an octane number of at least 91 RON . This may reduce engine output and increase fuel consumption.

Never refuel using petrol with a lower RON .

Further information on fuel can be found:

at a filling station
at a qualified specialist workshop