Trouble Code Definition
DIAGNOSTIC CODE IDENTIFICATION
| Code |
CHECK ENGINE Light |
System Affected |
| 12 |
On |
RPM |
| 13 |
On |
RPM |
| 14 |
On |
Ignition |
| 16 |
On |
QCT Control |
| 21 |
On |
Main Oxygen Sensor or Sensor Heater |
| 22 |
On |
Water Temperature Sensor |
| 24 |
On |
Intake Air Temperature Sensor |
| 25 |
On |
Air/Fuel Ratio Lean Malfunction |
| 26 |
On |
Air/Fuel Ratio Rich Malfunction |
| 27 |
On |
Sub-Oxygen Sensor |
| 31 |
On |
Airflow Meter |
| 32 |
On |
Airflow Meter |
| 41 |
On |
Throttle Position Sensor |
| 42 |
Off |
Vehicle Speed Sensor |
| 43 |
Off |
Starter |
| 51 |
Off |
Switch Condition |
| 52 |
On |
Knock Sensor |
| 53 |
On |
Knock Control |
| 71 |
On |
EGR System Malfunction |
NOTE:
Electronically Controlled Transmission (ECT) uses same ECU as EFI system.