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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 645 (Engine Control System (DTC/Circuit Diagnosis) (3 Of 17)) >> DTC/Circuit Diagnosis >> DTC P0112: IAT Sensor >> Component Inspection (Intake Air Temperature Sensor)

Component Inspection (Intake Air Temperature Sensor)

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INTAKE AIR TEMPERATURE SENSOR 

    SYMBOL With CONSULT

    1. Turn ignition switch OFF.
    2. Disconnect mass air flow (MAF) sensor (intake air temperature sensor is built-into) harness connector and reconnect it.
    3. Turn ignition switch ON.
    4. On CONSULT screen, select "ENGINE">>"Data Monitor">>"INT/A TEMP SEN".
    5. Check that the indicated value of "INT/A TEMP SEN" is almost the same as intake air temperature.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace mass air flow sensor (with intake air temperature sensor). Refer to AIR CLEANER AND AIR DUCT .