Mercedes-Benz C-Class Coupe 2019 Operator's Manual page 416

414 Technical data
* NOTE Premature wear caused by unlea‐
ded regular gasoline
Unleaded regular gasoline can cause the
engine to wear more quickly and impair lon‐
gevity and performance.
If unleaded premium grade gasoline is
unavailable and you have to refuel using
unleaded regular gasoline:
Only fill the fuel tank to half full with
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unleaded regular gasoline and refill 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 3,000 rpm.
Further information on fuel is available at the fol‐
lowing locations:
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 412).
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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
The total capacity of the fuel tank may vary,
depending on the vehicle equipment.
Capacity
Model Total capacity
All models 17.4 gal (66.0 liters)
Model of which reserve
All models 1.8 gal (7.0 liters)
Engine oil
Notes on engine oil
Observe the notes on operating fluids
( page 412).
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fuel