Full Product Manual

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If the RED LED lights, there is a definite problem present in the system(s).
In this case, you have the following options:
 Repair the vehicle yourself. If you are going to perform the repairs
yourself, proceed by reading the vehicle service manual and following
all its procedures and recommendations.
 Take the vehicle to a professional to have it serviced. The problem(s)
causing the red LED to light must be repaired before the vehicle
undergoes Emissions Testing.
Audio Tone Interpretation
The audio tone is configured according to the I/M Readiness Status.
Table 4-1
LED Light
Audio Tone
Beep Interval
Green LED
Two long beeps
5 seconds
Yellow LED
short, long, short beep
5 seconds
Red LED
Four short beeps
5 seconds
After you have read the information, press ESC to exit. The other buttons
are disabled to prevent misoperation.
Retrieve I/M Readiness status in typical way
1) Use the UP/DOWN scroll button to select I/M Readiness from
Diagnostic Menu and press OK button.
2) Wait while the scan tool validates the PID MAP.
3) If the vehicle supports both types of tests, then both types will be
displayed on the screen for selection.