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Home >> Infiniti >> 2024 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 4) >> Engine (ECM) >> DTC P0112: IAT Sensor >> DTC Description

DTC Description

DTC DETECTION LOGIC 

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
P0112 IAT SEN/CIRCUIT-B1
(Intake air temperature sensor circuit low input)
An excessively low voltage from the sensor is sent to ECM.
  • Harness or connectors

    (The intake air temperature sensor circuit is open or shorted.)

  • Intake air temperature sensor