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Malfunction Indicator Lamp
(Service Engine Soon Light)
1
Your vehicle is equipped
with a computer which
monitors operation of the
fuel, ignition and emission
SERVICE
ENGINE
SOON
control systems.
This system
is
called OBD I1 (On-Board
Diagnostics-Second Generation) and is intended to
assure that emissions are at acceptable levels for
the life of the vehicle. helping to produce a cleaner
environment. ( I n Canada. OBD 11 is replaced by
Enhanced
Diqnohtics.
The SERVICE ENGINE SOON
light co111es on
t o
indicate that there is a problem and
service
is
rquired. X,l;df'unctions often will be indicated
by the
system bciore
a n y problem is apparent. This may
prevent mort' serious damage to your vehicle. This
system
is also
t1csignt.d
t o
assist your service technician
in correctly diagnosing any malfunction.
NOTICE:
If you keep driving your vehicle with this light
on, after a while, your emission controls may not
work as well, your fuel economy may not be as
good and your engine may not run as smoothly.
This could lead to costly repairs that may not be
covered by your warranty.
This light should come on, as a check to show you it is
working, when the ignition is
on
and the engine is not
running. If the light doesn't come on, have it repaired.
This light will also come on during a malfunction in one
of two ways:
0
Light Flashing
--
A misfire condition has been
detected. A misfire increases vehicle emissions and
may damage the emission control system
on
your
vehicle. Dealer or qualified service center diagnosis
and service is required.
0
Light On Steady -- An emission control system
malfunction has been detected on your vehicle.
Dealer or qualified service center diagnosis and
service may be required.
2-77
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