The Self Diagnostics Mode gives you in-depth information about your
engine and the actual numbers in digital. To use it, follow the steps:

* Insert Key but do not turn it on

* Press and hold the Trip Meter Reset Button

* While holding the reset button, start your car and continue
holding the button

* Within 10 seconds, the display should change to "test" in LCD font
and the needles will do a full sweeping. Release the Button

Pressing the button will now cycle through some 17 different modes

* 1.Shows a Gauge Sweep
* 2. Shows all 8's on the LCD (LCD TEST)
* 3. Illuminates all the bulbs on the dash
* 4. Displays hexadecimal value for ROM level
* 5. Displays the hexadecimal value for EE level
* 6. Shows DTC (Diagnostic Trouble Code)
* 7. Digital Speedometer - mph
* 8. Digital Speedometer - kph
* 9. N/A
* 10. Digital tachometer
* 11.Fuel volume
* 12. Engine coolant temperature
* 13. Battery voltage
* 14. ABS fail
* 15. Electronic brake distribution (EBD) failure
* 16. Illumination
* 17. Crank Sense