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Home >> Nissan-Datsun >> 2012 >> Quest SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0159 >> DTC P0111: IAT Sensor >> Diagnosis Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Diagnosis Procedure

  1. CHECK INTAKE AIR TEMPERATURE (IAT) SENSOR

    Check intake air temperature sensor. Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

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

    NO: Replace mass air flow sensor (with intake air temperature sensor). Refer to "EXPLODED VIEW ".