Possible Causes
| Possible Causes |
|---|
| ENGINE OIL |
| COOLING SYSTEM NOT OPERATING TO SPECIFICATION |
| HIGH RESISTANCE IN THE EOT SIGNAL CIRCUIT |
| HIGH RESISTANCE IN THE SENSOR GROUND CIRCUIT |
| ENGINE OIL TEMPERATURE (EOT) SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .