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Home >> Nissan-Datsun >> 2014 >> Sentra S, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes & Symptom Tests) >> DTC/Circuit Diagnosis >> DTC P0111: IAT Sensor >> Component Function Check
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Component Function Check

  1. CHECK INTAKE AIR TEMPERATURE (IAT) 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 "INT/A TEMP SEN" indicates as per following condition.
      Monitor item Condition Value (Approx.)
      INT/A TEMP SEN Temperature [°C (°F)] 25 (77) 1.9 - 2.1 (V)

      Is the inspection result normal? 

      YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

      NO: Proceed to "DIAGNOSIS PROCEDURE ".

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