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Practical hints
What to do if …?
Problem Possible cause Suggested solution
?
(USA only)
±
(Canada only)
The yellow engine malfunc-
tion indicator lamp comes
on while driving.
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 283).
If it is not closed properly:
̈ Close the fuel cap.
If it is closed properly:
̈ Have the fuel system checked by an au-
thorized Mercedes-Benz Center.
The yellow fuel tank reserve warning lamp
comes on while driving.
The fuel level has gone below the reserve
mark.
̈ Refuel at the next gas station
(
୴ page 283).