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Home >> Nissan-Datsun >> 2012 >> Rogue SV, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (MEXICO) >> DTC/Circuit Diagnosis >> DTC P0127: IAT Sensor >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK GROUND CONNECTION
    1. Turn ignition switch OFF.
    2. Check ground connection E21. Refer to Ground Inspection in "CIRCUIT INSPECTION ".

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Repair or replace ground connection.

  2. CHECK INTAKE AIR TEMPERATURE SENSOR

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 3.

    NO: Replace mass air flow sensor (with intake air temperature sensor). Refer to "REMOVAL AND INSTALLATION ".

  3. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    : INSPECTION END

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