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Home >> Infiniti >> 2008 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS U1000 To P0308 >> DTC P0011, P0021: IVT Control >> On Board Diagnosis Logic >> Notes
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On Board Diagnosis Logic: Notes

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name 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.