Mercedes-Benz S-Class 2020 Owner's Manual page 221

218 Driving and parking
Fuel of this specification may contain up to
10% ethanol. Your vehicle is suitable for use
with E10 fuel.
Never refuel with one of the following fuels:
diesel
R
regular petrol with an octane number
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lower than 91 RON
petrol with more than 10% ethanol by vol‐
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ume, e.g. E15, E20, E85, E100
petrol with more than 3% methanol by
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volume, e.g. M15, M30
petrol with additives containing metal
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If you have accidentally refuelled with the
wrong fuel:
do not switch the ignition on.
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Consult a qualified specialist workshop.
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* NOTE Damage caused by the wrong fuel
Vehicles with a diesel engine:
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 sulphur-free diesel
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fuel that conforms to European stand‐
ard EN 590, or an equivalent specifica‐
tion.
In countries without sulphur-free diesel
fuel, refuel using only low-sulphur diesel
fuel with a sulphur content less than
50 ppm.
Never refuel using any of the following fuels:
petrol
R
marine diesel
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heating oil
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pure bio-diesel fuel or vegetable oil
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paraffin or kerosene
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If you accidentally refuel with the wrong fuel:
Do not switch the ignition on.
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Consult a qualified specialist workshop.
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* NOTE Do not use diesel to refuel vehi‐
cles with a petrol engine
If you have accidentally refuelled with the
wrong fuel:
do not switch the ignition on. Otherwise
R
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage to the fuel system
and the engine. The repair costs are high.
Consult a qualified specialist workshop.
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Have the fuel tank and fuel lines
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drained completely.
* NOTE Do not use petrol to refuel vehi‐
cles with a diesel engine
If you have accidentally refuelled with the
wrong fuel:
do not switch the ignition on. Otherwise,
R
fuel can enter the fuel system.