Diagnostic Aids
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
The following conditions may cause this DTC to set:
- Camshaft reluctor ring damage
- The sensor coming in contact with the reluctor ring
- Foreign material passing between the sensor and the reluctor ring
- Wear or damage to the timing chain or sprockets-Refer to Timing Chain and Sprockets Cleaning and Inspection .
- Excessive camshaft end-play
- Wiring routed too close to secondary ignition components
If you suspect the condition is intermittent, refer to Testing for Intermittent Conditions and Poor Connections .