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Operation
At the gas station
̈ Briefly push on fuel filler flap 1 at the
position indicated by the arrow.
Fuel filler flap 1 opens slightly.
̈ Open fuel filler flap 1 completely.
̈ Turn fuel filler cap 2 counterclock-
wise and hold on to it until possible
pressure is released.
̈ Take off fuel filler cap 2.
̈ Set fuel filler cap 2 on fuel filler
flap 1 as shown.
̈ To prevent fuel vapors from escaping
into open air, fully insert filler nozzle
unit.
̈ Only fill your tank until the filler nozzle
unit cuts out – do not top off or over-
fill.
̈ Replace fuel filler cap 2 by turning it
clockwise until it audibly engages.
̈ Close fuel filler flap 1.
You should hear the latch close shut.
!
The fuel filler cap is tethered to the fuel filler
neck. Do not drop the cap. It could damage the
vehicle paint finish.
Warning! G
Overfilling of the fuel tank may create pres-
sure in the system which could cause a gas
discharge. This could cause the gas to spray
back out when removing the fuel pump noz-
zle, which could cause personal injury.
i
Make sure to close the fuel filler flap before
locking your vehicle as the flap locking pin
prevents closing after you have locked the
vehicle.
i
Leaving the engine running and the fuel cap
open can cause the yellow fuel tank reserve
warning lamp to flash and the ? malfunction
indicator lamp (USA only) or the ± malfunc-
tion indicator lamp (Canada only) comes on.
For more information, see “Practical hints”
(
୴ page 403).
i
Gasoline engine:
Only use premium unleaded gasoline with a min-
imum 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)”
(
୴ page 526), see “Fuel requirements”
(
୴ page 526), and the Factory Approved Service
Products pamphlet (USA only) or contact an
authorized Mercedes-Benz Light Truck Center.
i
Diesel engine:
Only use commercially available vehicular
ULTRA-LOW SULFUR HIGHWAY DIESEL FUEL
(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, refer to the
Factory Approved Service Products pamphlet
(USA only) or contact an authorized
Mercedes-Benz Light Truck Center.
୴୴