Chevrolet 2003 Corvette Owner's Manual page 152

Nofice: Modifications made to the engine,
transmission, exhaust, intake or fuel system of your
vehicle or the replacement of the original tires
with other than those of the same Tire Performance
Criteria (TPC) can affect your vehicle's emission
controls and may cause this light to come on.
Modifications to these systems
could
lead to costly
repairs not covered by your warranty. This may
also result in a failure to pass a required Emission
Inspection/Maintenance test.
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 !ight w i l l a!so
C O R ~ 09
&!ring a
malfunction in one of two ways:
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
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ms-w ha r p n ~ l i r ~ T J -
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- -
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.
If the Light Is
The following may prevent more serious damage to
your vehicle:
0
Reducing vehicle speed.
0
Avoiding hard accelerations.
0
Avoiding steep uphill grades.
If the light stops flashing and remains on steady, see "If
the Light
I s
On Steady" following.
If the light continues to flash, when it is safe to do so,
stop the vehicle. Find a safe place to park your vehicle.
Turn the key off, wait at least 10 seconds and restart
the engine. If the light remains on steady, see "If
the Light is On Steady" foiiowing. if the iight is stiii
flashing, follow the previous steps, and drive the vehicle
to your dealer or qualified service center for service.
You also may be able to correct the emission system
malfunction by considering the following:
Did you recently put fuel into your vehicle?
If so, reinstall the fuel cap, making sure to fully install
the cap. See Filling Your Tank on page 5-7. The
diagnostic system can determine if the fuel cap has
been left off or improperly installed. A loose or missing
iuei cap wiii aiiow iuei to evaporate into t h e atmosphere.
A few driving trips with the cap properly installed
should turn the light off.
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