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Problem
USA only:
The yellow engine malfunction
?
indicator lamp comes on when
the engine is running.
Canada only:
±
i
Some states may by law require you to visit
a workshop as soon as the engine malfunction
indicator lamp comes on. Check local require-
ments.
Possible cause/consequence
There is a malfunction in:
The fuel injection system
The ignition system
The emission control system
Systems which effect emissions
Such malfunctions may result in
excessive emissions values and may
switch the engine to its limp-home
(emergency operation) mode.
Practical hints
What to do if ...
Suggested solution
Have the vehicle checked as soon as pos-
sible by an authorized Mercedes-Benz
Center.
An on-board diagnostic connector is used
by the service station to link the vehicle to
the shop diagnostics system. It allows the
accurate identification of system malfunc-
tions through the readout of diagnostic
trouble codes. It is located in the front left
area of the footwell near the hood release.
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