4. When a Monitor's Trip Drive Cycle is performed properly, the
Monitor icon on Code Reader's LCD display changes from
"flashing" to "solid," indicating that the Monitor has run and finished
its diagnostic testing.
If, after the Monitor has run, the MIL on the vehicle's dash is not
lit, and no codes associated with that particular Monitor are
present in the vehicle's computer, the repair was successful.
If, after the Monitor has run, the MIL on the vehicle's dash lights
and/or a DTC associated with that Monitor is present in the
vehicle's computer, the repair was unsuccessful. Refer to the
vehicle's service manual and recheck repair procedures.
WHAT'S NEXT?
Use the green, yellow and red LEDs as a "quick check" of the status
of a vehicle's engine control and emissions systems.
When checking your vehicle for road trip readiness:
A GREEN LED indicates that all engine systems are "OK" and
operating normally. You can feel confident that the vehicle is
mechanically sound and suitable for travel. Always BE SURE to
check fluid levels, tire pressure, etc., before any prolonged travel.
A YELLOW LED indicates a "Pending" DTC is present and/or
some of the vehicle's emission monitors have not run their
diagnostic testing. Further testing and evaluation may be needed
to determine your vehicle's"road trip readiness.
A RED LED indicates there is a problem with one or more of the
vehicle's systems. The vehicle should be inspected/repaired before
driving the vehicle further.
When checking to see if your vehicle is ready for an Emissions
Test (Smog Check):
A GREEN LED indicates that all engine systems are "OK" and
operating normally. The vehicle is ready for an Emissions Test
(Smog Check), and there is a good possibility that it can be
certified.
A YELLOW LED indicates a "Pending" DTC is present and/or
some of the vehicle's emission monitors have not run their
diagnostic testing. The issue of the vehicle being ready for an
Emissions Test (Smog Check) depends on the emissions
regulations and laws of your local area. Have an emissions
professional review your test results to determine if your vehicle is
ready for an Emissions Test (Smog Check).
A RED LED indicates there is a problem with one or more of the
vehicle's systems. The vehicle is most likely not ready for an
Emissions Test (Smog Check). The problem that is causing the
OBD 2
Using Code Reader
WHAT'S NEXT?
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