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Home >> Hyundai >> 2009 >> Elantra SE, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures >> DTC P0112 Intake Air Temperature Sensor1 Circuit Low Input >> Signal Circuit Inspection
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Signal Circuit Inspection

  1. Ignition "OFF"
  2. Disconnect IAT sensor connector
  3. Measure resistance between terminals 3 and chassis ground

    Specification:  Infinite

  4. Is resistance within the specification?

    YES 

    • Go to next step as below

    NO 

    • Repair as necessary and Go to "W/HARNESS INSPECTION" procedure below.