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drained completely. Contact an authorized
Mercedes-Benz Center to have the fuel
system drained completely.
!
Gasoline engine:
To prevent damage to the catalytic
converters, only use premium unleaded
gasoline in this vehicle.
Any noticeable irregularities in engine
operation should be repaired promptly.
Otherwise, excessive unburned fuel may
reach the catalytic converter, causing it to
overheat and potentially start a fire.
!
Diesel engine:
When filling the diesel fuel tank using fuel
containers, place a filling filter, a suede
cloth or a clean flannel cloth as a filter.
Otherwise, particles from the fuel container
could clog the fuel lines and/or the diesel
injection system.
!
Diesel engine:
The engine is more susceptible to wear and
damage if you use
R
marine diesel fuel
R
heating oil
R
additives
The exhaust aftertreatment device will be
seriously damaged if you use any other
diesel fuel than ULTRA-LOW SULFUR
HIGHWAY DIESEL FUEL (ULSD, 15 ppm
SULFUR MAXIMUM).
The use of such non-approved fuels and/or
special additives is not covered by the
Mercedes-Benz Limited Warranty.
i
Gasoline engine:
Only use premium unleaded gasoline with
a minimum Posted Octane Rating of 91
(average of 96 RON/86 MON).
Information on gasoline quality can
normally be found on the fuel pump. Please
contact gas station personnel in case
labels on the pump cannot be found.
For more information on gasoline, see
“Premium unleaded gasoline (gasoline
engine)” (Y page 371), see “Fuel
requirements” (Y page 371), or contact an
authorized Mercedes-Benz Center, or visit
www.mbusa.com (USA only).
i
Diesel engine:
Only use commercially available vehicular
ULTRA-LOW SULFUR HIGHWAY DIESEL
FUEL (ULSD, 15 ppm SULFUR MAXIMUM).
Information on diesel quality can normally
be found on the fuel pump. Please contact
gas station personnel in case labels on the
pump cannot be found.
For more information on diesel fuels, see
“Fuel requirements” (Y page 371), or
contact an authorized Mercedes-Benz
Center, or visit www.mbusa.com (USA
only).
i
Diesel engine:
If you have driven the vehicle until the tank
is empty, the fuel system needs to be bled
(Y page 345).
Locking/unlocking the vehicle with the
SmartKey or KEYLESS-GO automatically
locks/unlocks the fuel filler flap.
i
In case the central locking system does
not release the fuel filler flap, see “Fuel filler
flap” (Y page 324).
The fuel filler flap is located on the right-hand
side of the vehicle towards the rear.
X
Turn off the engine.
At the gas station
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