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Operation
At the gas station
̈ Turn the engine off by turning the
SmartKey to position 0.
̈ Remove the SmartKey from the starter
switch.
̈ Open the fuel filler flap by pushing at
the point indicated by arrow 1.
The fuel filler flap springs open.
̈ Turn fuel cap counterclockwise and
hold on to it until possible pressure is
released.
̈ Take off cap and set it in direction of
arrow 2 in the recess on the fuel filler
flap.
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 up or
overfill.
̈ Replace fuel cap by turning it clockwise
until it audibly engages.
̈ Close fuel filler flap.
i
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.
C 230/C 230 Sport:
Flexible Fuel Vehicles are identified by a label
reading Premium gasoline or E85 only! on the
fuel filler flap.
For more information on gasoline or E85, see
“Premium unleaded gasoline” (
୴ page 413) or
the Factory Approved Service Products pam-
phlet.
Warning! G
Overfilling of the fuel tank may create
pressure in the system which could cause a
gas discharge. This could cause the gas to
spray back out when removing the fuel
pump nozzle, 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 ú malfunction
indicator lamp (USA only) or the ± malfunc-
tion indicator lamp (Canada only) to illuminate.
For more information, see “Practical hints”
(
୴ page 325) and (୴ page 326).