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Practical hints
What to do if …
Display symbol Display messages Possible cause/consequence Possible solution
F
Do not
forget key
This display appears (for a maximum of
60 seconds) if the driver’s door is opened
with the engine shut off and no SmartKey
in the starter switch.
This message is only a reminder.
̈ Insert SmartKey in the starter switch.
̈ Take the SmartKey with
KEYLESS-GO* with you when leaving
the vehicle.
Remove key
You have forgotten to remove the
SmartKey.
̈ Remove the SmartKey from the start-
er switch.
Replace key
There is no additional code available for
SmartKey or SmartKey with
KEYLESS-GO*.
̈ Visit an authorized Mercedes-Benz
Center as soon as possible.
A
Reserve fuel
The fuel level has dropped below the re-
serve mark.
̈ Refuel at the next gas station
(
୴ page 315).
Check gas cap
See Operator’s Manual
A loss of pressure has been detected in
the fuel system. The fuel cap may not be
closed properly or the fuel system may be
leaky.
̈ Check the fuel cap (୴ page 315).
If it is not closed properly:
̈ Close the fuel cap.
If it is closed properly:
̈ Have the fuel system checked by an
authorized Mercedes-Benz Center.