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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 891 (Engine Control System (Diagnostic Codes & Symptom Tests)) >> DTC/Circuit Diagnosis >> DTC P0111: IAT Sensor >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INTAKE AIR TEMPERATURE (IAT) SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect mass air flow sensor harness connector.
    3. Check resistance between mass air flow sensor terminals as follows.
      Terminals Condition Resistance (kΩ)
      5 and 6 Temperature [°C (°F)] 25 (77) 1.800 - 2.200

      Is the inspection result normal? 

      YES: INSPECTION END

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