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Home >> Mazda >> 2007 >> CX-9 Touring, 3.5 C, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System MZI-3.5) >> DTC P0022 >> Notes
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DTC P0022: Notes

DTC P0022 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0022 CMP timing over-retarded (LH)
DETECTION CONDITION 
  • The PCM monitors the variable valve timing position for over-retarded camshaft timing. The test fails when the camshaft timing exceeds a maximum calibrated value or remains in a retarded position.
POSSIBLE CAUSE 
  • OCV (LH) malfunction
  • Low engine oil pressure
  • Spool valve in the OCV (LH) is stuck in retard position
  • Improper valve timing due to timing chain slippage