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Home >> Infiniti >> 2010 >> M35 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0128 >> DTC P0112, P0113: IAT Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTION LOGIC CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0112 Intake air temperature sensor (bank 1) circuit low input An excessively low voltage from the sensor is sent to ECM.
  • Harness or connectors

    (The sensor circuit is open or shorted.)

  • Intake air temperature sensor
P0113 Intake air temperature sensor (bank 1) circuit high input An excessively high voltage from the sensor is sent to ECM.
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