305 Practical hints
What to do if …
Problem
Possible cause
Suggested solution
ú
(USA only)
±
(Canada only)
The yellow engine malfunction
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 (
page 275).
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.
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.
