Mercedes-Benz S-Class 2020 Operator's Manual page 486

484 Technical data
Only fill the fuel tank to half full with
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unleaded regular gasoline and top up as
soon as possible with unleaded pre‐
mium grade gasoline.
Do not drive at the maximum speed.
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Avoid sudden acceleration and engine
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speeds over 3000 rpm.
This may reduce engine performance and
increase fuel consumption. Never refuel using
gasoline with a lower octane number.
Further information on fuel can be found:
at a gas station
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at a qualified specialist workshop
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USA only: at http://www.mbusa.com
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Information on additives in gasoline
Observe the notes on operating fluids
( page 482).
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* NOTE Damage from use of unsuitable
additives
Even small amounts of the wrong additive
may lead to malfunctions occurring.
Only add cleaning additives recommen‐
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ded by Mercedes-Benz to the fuel.
Mercedes-Benz recommends that you use fuel
brands that have additives.
In some countries, the fuel available may not
have sufficient additives. Residue could build up
in the fuel injection system as a result. In this
case, in consultation with an authorized
Mercedes-Benz Center, the fuel may be mixed
with the cleaning additive recommended by
Mercedes-Benz. Be sure to observe the notes
and mixing ratios specified on the container.
Tank content and fuel reserve
Model Total capacity
All models 21.1 gal (80.0 liters)
Model Of which reserve
All models 2.1 gal (8.0 liters)
Engine oil
Notes on engine oil
Observe the notes on operating fluids
( page 482).
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