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Home >> Nissan-Datsun >> 2004 >> Sentra Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - QG18DE >> DTC P0127: IAT Sensor >> Diagnostic Procedure

Diagnostic Procedure

  1. CHECK INTAKE AIR TEMPERATURE SENSOR 

    Refer to COMPONENT INSPECTION .

    OK or NG 

    1. OK: GO TO 2.
    2. NG: Replace mass air flow sensor (with intake air temperature sensor).
  2. CHECK INTERMITTENT INCIDENT 

    Perform TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT .

    1. INSPECTION END 
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