Applicable Systems
OBD-II
Symptoms
The correlation between crankshaft and camshaft position signals is incorrect. Engine timing may be affected.
Possible Causes
- Timing chain or belt stretched or jumped
- Camshaft or crankshaft sensor signal inaccurate
- Variable timing actuator not functioning
Troubleshooting Steps
- Step 1: Verify engine timing marks alignment
Timing marks aligned correctly - Step 2: Check camshaft and crankshaft sensor signals with scope
Signals synchronized properly - Step 3: Inspect variable timing actuator operation
Actuator operating normally
How to Reset
To reset: Clear the DTC after correcting the timing correlation.
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Source: SAE J2012 OBD-II Diagnostic Trouble Codes, SAE International
Category: OBD-II
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