Exiting Diagnostic Mode
To exit diagnostic mode, remove jumper wire from engine check connector. Turn ignition off. After cancellation, perform a road test to confirm that a normal code is now displayed.
TROUBLE CODE IDENTIFICATION
| Code No. | Circuit Affected |
|---|---|
| No Code | System Normal |
| 12 & 13 | RPM Signal |
| 14 | Ignition Signal |
| 21 | Oxygen Sensor Signal |
| 22 | Coolant Temp. Sensor Signal |
| 24 | Manifold Air Temp. Sensor Signal |
| 25 | Air/Fuel Ratio (Lean) |
| 26 | Air/Fuel Ratio (Rich) |
| 31 | Mass Airflow Sensor Signal |
| 41 | Throttle Position Sensor Signal |
| 42 | Vehicle Speed Sensor Signal |
| 43 | Starter Signal |
| 51 | Switch Signal |
| 71 | EGR System |