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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Engine Control System (DTC/Circuit Diagnosis) (VQ35DE) (Except Hybrid) (1 Of 3)) >> DTC/Circuit Diagnosis >> DTC P0112, P0113: IAT Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. CONSULT screen terms
(Trouble diagnosis content)		 DTC detecting condition Possible cause
P0112 IAT SEN/CIRCUIT-B1
(Intake air temperature sensor 1 circuit low bank 1)		 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 IAT SEN/CIRCUIT-B1
(Intake air temperature sensor 1 circuit high bank 1)		 An excessively high voltage from the sensor is sent to ECM.
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