Possible Causes
WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| ENGINE OIL DIRTY OR CONTAMINATED |
| INCORRECT ENGINE OIL VISCOSITY |
| INSUFFICIENT ENGINE OIL PRESSURE |
| (K442) CMP CONTROL CIRCUIT OPEN OR SHORTED |
| (Z908) SOLENOID GROUND CIRCUIT EXCESSIVE RESISTANCE OR OPEN |
| CAMSHAFT POSITION SOLENOID (VARIABLE CAM TIMING SOLENOID) |
| CAMSHAFT PHASER |
| IMPROPER ASSEMBLY OF CAMSHAFT/CRANKSHAFT TIMING CHAIN AND SPROCKETS |
| ENGINE OIL PRESSURE SENSOR OR CIRCUIT |
| ENGINE OIL TEMPERATURE SENSOR OR CIRCUIT |
| HIGH FRICTION IN CAMSHAFT OR OTHER VALVETRAIN COMPONENTS |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .