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Home >> Nissan-Datsun >> 2013 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes & Symptom Tests) >> DTC/Circuit Diagnosis >> DTC P0127: IAT Sensor >> Component Inspection

Component Inspection

  1. CHECK INTAKE AIR TEMPERATURE SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect mass air flow sensor harness connector and reconnect it again.
    3. Turn ignition switch ON.
    4. Select "DATA MONITOR" mode with CONSULT.
    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 "EXPLODED VIEW ".

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