Diagnostic Aids
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. 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 (L26) in Engine Mechanical.
- Excessive camshaft end-play
- Wiring routed too close to secondary ignition components
- If you suspect the condition is intermittent, refer to Intermittent Conditions .