Trouble Code Definition
TROUBLE CODE IDENTIFICATION
| Code |
System Affected |
Probable Cause |
| 12 |
System Normal |
System Normal |
| 13 |
Heated Oxygen Sensor |
Sensor Or Circuit, ECM |
| 14 |
ECT Sensor |
Sensor Or Circuit, ECM |
| 15 |
ECT Sensor |
Sensor Or Circuit, ECM |
| 21 |
Throttle Position Sensor |
Sensor Or Circuit, ECM |
| 22 |
Throttle Position Sensor |
Sensor Or Circuit, ECM |
| 23 |
IAT Sensor |
Sensor Or Circuit, ECM |
| 24 |
Vehicle Speed Sensor |
Sensor Or Circuit, ECM |
| 25 |
IAT Sensor |
Sensor Or Circuit, ECM |
| 31 |
MAP Sensor |
Sensor Or Circuit, ECM |
| 32 |
MAP Sensor |
Sensor Or Circuit, ECM |
| 41 |
Ignition Signal Ckt . |
Ignition Coil, Ignitor, Wiring Ckt., ECM |
| 42 |
Crank Angle Sensor |
Sensor, Wiring, ECM |
| 44 |
Idle Switch Circuit Open |
TPS, Wiring, ECM |
| 45 |
Idle Switch Circuit Shorted |
TPS, Wiring, ECM |
| 51 |
EGR System |
ECM, EGR, Modulator, Wiring, EGR Temp. Sensor, Vacuum Switching Valve |
| 53 |
ECM Ground Circuit |
Wiring, ECM |