ECM Trouble Code Identification
ECM TROUBLE CODES
| Code | Circuit Affected |
|---|---|
| E013 | Open O2 Sensor Circuit |
| E014 | Coolant Sensor Temperature Too High |
| E015 | Coolant Sensor Temperature Too Low |
| E016 | Battery System Voltage Too High |
| E021 | TPS Signal Voltage High |
| E022 | TPS Signal Voltage Low |
| E023 | MAT Sensor Circuit Temperature Low |
| E024 | Vehicle Speed Sensor (VSS) Circuit |
| E025 | MAT Sensor Circuit Temperature High |
| E026 | Quad-Driver Circuit |
| E027, 28 & 29 | Gear Switch Diagnosis |
| E031 | Park/Neutral Switch Circuit |
| E034 | MAF Sensor Circuit |
| E038 | Brake Switch Circuit |
| E039 | Torque Converter Clutch (TCC) Circuit |
| E041 | Cam Sensor Circuit |
| E042 | Electronic Spark Timing (EST) Circuit |
| E043 | Electronic Spark Control (ESC) Circuit |
| E044 | Oxygen Sensor Circuit Lean |
| E045 | Oxygen Sensor Circuit Rich |
| E046 | Power Steering Pressure Switch Circuit |
| E047 | ECM-BCM Data |
| E048 | Misfire Diagnosis |
| E051 | MEM-CAL Error |
| E058 | VATS Fuel Enable Circuit |
| E063, 64 & 65 | EGR Circuit |
NOTE:
To repeat trouble code display sequence, depress OFF button on ECC panel of NON-CRT equipped vehicles. On CRT equipped vehicles, touch LEVL key on the CRT monitor panel.