Possible Causes
| Possible Causes |
|---|
| ENGINE OIL/ENGINE MECHANICAL |
| ERRATIC CAM POSITION SENSOR SIGNAL |
| CAMSHAFT POSITION SENSOR TONE WHEEL/PULSE RING |
| ERRATIC CRANKSHAFT POSITION SENSOR SIGNAL |
| CRANKSHAFT POSITION SENSOR TONE WHEEL/PULSE RING |
| TIMING SPROCKET ALIGNMENT |
| CAMSHAFT POSITION SENSOR 1 |
| CRANKSHAFT POSITION SENSOR |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .