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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Engine Control System - DTCS U0101 To P0183) >> DTC P0011, P0021: IVT Control >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2013 Infiniti M56. However, it is still accessible from the selected car via links, so may be relevant.
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 LOGIC ".
DTC No. Trouble diagnosis (Trouble diagnosis content) Detecting condition Possible cause
P0011 INT/V TIM CONT-B1 [Intake valve timing control performance (bank 1)] There is a gap between angle of target and phase-control angle degree.
  • Crankshaft position sensor
  • Camshaft position sensor
  • Intake valve timing control solenoid valve
  • Accumulation of debris to the signal pick-up portion of the camshaft
  • Timing chain installation
  • Foreign matter caught in the oil groove for intake valve timing control
P0021 INT/V TIM CONT-B2 [Intake valve timing control performance (bank 2)]