Possible Causes
| Possible Causes |
|---|
| ENGINE OIL/ENGINE MECHANICAL |
| 5-VOLT SUPPLY CIRCUIT OPEN OR SHORTED TO GROUND |
| HIGH RESISTANCE IN THE EOP SIGNAL CIRCUIT |
| HIGH RESISTANCE IN THE SENSOR RETURN CIRCUIT |
| ENGINE OIL PRESSURE (EOP) SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .