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Practical hints
What to do if …
Problem Possible cause/consequence Suggested solution
? (USA only)
± (Canada only)
The yellow engine malfunc-
tion indicator lamp comes
on while driving.
There is a malfunction in:
ț The fuel management
system
ț The ignition system
ț The emission control system
ț Systems which affect
emissions
Such malfunctions may result in
excessive emissions values and
may switch the engine to its
limp-home (emergency opera-
tion) mode.
̈ Have the vehicle checked as soon as
possible by an authorized
Mercedes-Benz Light Truck 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 malfunctions through the read-
out of diagnostic trouble codes. It is lo-
cated in the front left area of the
footwell next to the parking brake pedal.
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.
164.boo Seite 439 Freitag, 30. März 2007 12:54 12