Possible Causes
| Possible Causes |
|---|
| IAT SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| IAT SENSOR SIGNAL CIRCUIT SHORTED TO THE IAT SENSOR GROUND |
| INTAKE AIR TEMPERATURE (IAT) SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .