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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0159 >> DTC P0011, P0021 IVT Control >> On Board Diagnosis Logic >> Notes
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On Board Diagnosis Logic: Notes

NOTE:
  • If DTC P0011 or P0021 is displayed with DTC P0075 or P0081, first perform the trouble diagnosis for DTC P0075, P0081 (Refer to "DTC CONFIRMATION PROCEDURE ").
  • If DTC P0011 or P0021 is displayed with DTC P1140 or P1145, first perform the trouble diagnosis for DTC P1140, P1145 (Refer to "DTC CONFIRMATION PROCEDURE ").
DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0011 0011 (Bank 1) Intake valve timing control performance A The alignment of the intake valve timing control has been misresistered.
  • Harness or connectors

    (Intake valve timing control solenoid valve circuit is open or shorted.)

  • Harness or connectors

    (Intake valve timing control position sensor circuit is open or shorted.)

  • Intake valve timing control solenoid valve
  • Intake valve timing control position sensor
  • Crankshaft position sensor (POS)
  • Camshaft position sensor (PHASE)
  • Accumulation of debris to the signal pick-up portion of the camshaft sprocket
  • Timing chain installation
  • Foreign matter caught in the oil groove for intake valve timing control
P0021 0021 (Bank 2) B There is a gap between angle of target and phase-control angle degree.