Possible Causes
| Possible Causes |
|---|
| LOW ENGINE OIL LEVEL |
| 5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE |
| 5-VOLT SUPPLY CIRCUIT OPEN |
| 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| 5-VOLT SUPPLY CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| CMP 1/1 SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| CMP 1/1 SIGNAL CIRCUIT SHORTED TO GROUND |
| CMP 1/1 SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| CMP 1/1 SIGNAL CIRCUIT OPEN/HIGH RESISTANCE |
| SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE |
| CAMSHAFT POSITION SENSOR 1 |
| TONE WHEEL LOOSE OR DAMAGED |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .