DTC P0012: Notes

DTC P0012 DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0012	CMP timing over-retarded (RH)
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 (RH) malfunction Low engine oil pressure Spool valve in the OCV (RH) is stuck in retard position Improper valve timing due to timing chain slippage