Service products and capacities
296
Fuel
octane number is the average value of the
Research Octane Number (RON) and Motor
Octane Number (MON): (RON + MON) / 2,
also known as knock resistance.
Reformulated Gasoline (RFG) and/or
unleaded gasoline with additives can be used
if the concentration of the additives in the fuel
does not exceed 10%, e.g.:
Important safety notes
G Warning
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious
personal injury.
Never allow sparks, flames or smoking
materials near gasoline.
REthanol
RTAME
RETBE
Turn off the engine before refueling.
Whenever you are around gasoline, avoid
inhaling fumes and any skin or clothing
contact.
RIPA
RTBA
Direct skin contact with fuels and the
inhalation of fuel vapors are damaging to your
health.
For MTBE, the concentration should not
exceed 15%.
The concentration of methanol in gasoline
including other additives must not exceed 3%.
Premium-grade unleaded gasoline
Using mixtures of methanol and ethanol is not
permitted. Gasohol, a mixture of 10% ethanol
and 90% unleaded gasoline can be used.
All of these mix fuels must fulfill the fuel
requirements, e.g.:
!
To ensure the longevity and full
performance of the engine, only premium-
grade unleaded gasoline must be used.
If premium-grade unleaded gasoline is
unavailable and regular gasoline is used,
observe the following precautions:
Rknock resistance
Rboiling point
Ronly fill the fuel tank to half full with
regular unleaded gasoline and add the
rest as soon as possible with premium-
grade unleaded gasoline.
Rvapor pressure
Additives in gasoline
One of the major problems in engine design
is the creation of carbon deposits during the
process of burning fuel. Mercedes-Benz
Rdo not drive at the maximum speed.
Ravoid sudden acceleration.
Rwhen the vehicle is carrying a light cargo, recommends that you use fuel brands that
e.g. two passengers without luggage, do have the additives which prevent the build up
not allow the engine to rev above
of carbon deposits.
3000
rpm.
If you use fuels without these additives for a
Rwhen the vehicle is fully loaded or being longer period of time, there may be a build up
operated in mountainous terrain, do not of carbon deposits, especially on the inlet
depress the accelerator pedal further
valves and in the combustion chamber.
than 2/3 of the pedal travel.
This could lead to engine running problems,
e.g.:
Fuel requirements
Rwarm-up hesitation
Use only premium-grade unleaded gasoline.
The octane number should be at least 91.
Details can be found on the gas pump. The
Runstable idle
Rknocking/pinging
| Categories | Mercedes-Benz GL-Class Manuals, Mercedes-Benz Manuals |
|---|---|
| Tags | Mercedes-Benz GLK350, Mercedes-Benz X204 |
| Model Year | 2011 |
| Download File |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
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