CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0014, P0015, P0024 OR P0025)
PERFORM ACTIVE TEST BY INTELLIGENT TESTER (OPERATE OCV)
CHECK WHETHER DTC OUTPUT RECURS (DTC P0014, P0015, P0024 OR P0025)
CHECK VALVE TIMING (CHECK FOR LOOSE AND JUMPED TEETH ON TIMING CHAIN)
INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
INSPECT OIL CONTROL VALVE FILTER