363 Practical hints
What to do if …?
Problem
Possible cause/consequence
Suggested solution
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±
(USA only)
(Canada only)
The yellow engine
malfunction indi-
cator 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 (
page 305).
If it is not closed properly:
Close the fuel cap.
If it is closed properly:
Have the fuel system checked by an autho-
rized Mercedes-Benz Center.
Your fuel tank is empty.
After refuelling, start, turn off, and restart the
engine three or four times in succession.
The Limp-Home Mode is canceled. You do not
need to have your vehicle checked.
