| 12 |
RPM Signal |
ON |
N/A |
Distributor, Starter or Ckt, ECM |
| 13 |
RPM Signal |
ON |
ON |
Distributor or Ckt, ECM |
| 14 |
Ignition Signal |
ON |
N/A |
Ignitor or Ckt to ECM. ECM |
| 21 (2.2L) |
O2 Sensor Signal |
ON |
N/A |
O2 Sensor or Ckt, ECM |
| 21 (3.0L) |
O2 Sensor Signal |
ON |
ON |
Left O2 Sensor or Ckt, ECM |
| 22 |
Coolant Temp. Sensor Signal |
ON |
ON |
Coolant Temp. Sensor or Ckt, ECM |
| 24 |
Intake Air Temp. Sensor Signal |
ON |
ON |
Intake Air Temp. Sensor or Ckt, ECM |
| 25 |
Lean Air/Fuel Mixture |
ON |
ON |
Loose Ground, Injector or Ckt, Fuel Pressure, Ignition System, Coolant Temp. Sensor,Airflow Meter, Vacuum Sensor,O2 Sensor or Ckt, CompressionPressure, ECM |
| 26 |
Rich Air/Fuel Mixture |
ON |
ON |
Loose Ground, Injector or Ckt, Fuel Pressure, Ignition System, Coolant Temp. Sensor,Airflow Meter, Vacuum Sensor,O2 Sensor or Ckt, Cold Start Injector or Ckt, Compression Pressure, ECM |
| 27 |
Sub-O2 Sensor Signal |
ON |
ON |
Sub-O2 Sensor or Ckt, ECM |
| 28 (3.0L) |
Right O2 Sensor Signal |
ON |
ON |
Right O2 Sensor or Ckt, ECM |
| 31 (2.2L) |
Vacuum Sensor Signal |
ON |
ON |
Vacuum Sensor or Ckt, ECM |
| 31 (3.0L) |
Airflow Meter |
ON |
ON |
Airflow Meter or Ckt, ECM |
| 32 (3.0L) |
Airflow Meter |
ON |
ON |
Airflow Meter or Ckt, ECM |
| 41 |
TPS Signal |
ON |
ON |
Throttle Position Sensor or Ckt, ECM |
| 42 |
Vehicle Speed Sensor Signal |
OFF |
OFF |
Vehicle Speed Sensor or Ckt, ECM |
| 43 (2.2L) |
Starter Signal |
N/A |
OFF |
Starter Signal Ckt, Main Relay, Ignition Switch or Ckt, ECM |
| 43 (3.0L) |
Starter Signal |
N/A |
ON |
Starter Signal Ckt, Main Relay, Ignition Switch or Ckt, ECM |
| 51 |
Switch Condition Signal |
N/A |
OFF |
A/C Switch, Park/Neutral Switch or Ckt, TPS or Ckt, ECM |
| 52 (2.2L) |
Knock Sensor Signal |
ON |
N/A |
Knock Sensor or Ckt, ECM |
| 52 (3.0L) |
Left Knock Sensor Signal |
ON |
N/A |
Knock Sensor or Ckt, ECM |
| 53 (3.0L) |
Knock Control Signal |
ON |
N/A |
ECM |
| 55 (3.0L) |
Right Knock Sensor Signal |
ON |
N/A |
Knock Sensor or Ckt, ECM |
| 71 |
EGR System Malfunction |
ON |
ON |
EGR System, EGR Temp. Sensor or Ckt, EGR-VSV, ECM |