Possible Causes
| Possible Causes |
|---|
| 5-VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE |
| CMP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| CMP SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| CMP SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| CAMSHAFT POSITION SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .