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Home >> Hyundai >> 2006 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G4GC-GSL 2.0) >> DTC Troubleshooting Procedures >> DTC P0112 Intake Air Temperature Sensor 1 Circuit Low Input >> Signal Circuit Inspection
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Signal Circuit Inspection

  1. Ignition "OFF".
  2. Disconnect IATS connector.
  3. Measure resistance between terminal 5 of the sensor harness connector and chassis ground.

    Specification: Infinite

    Fig 1: Measuring Resistance Between Terminal 5 Of Sensor Connector And Chassis Ground
    G04923845Courtesy of HYUNDAI MOTOR CO.
  4. Is resistance within the specification?

    Yes: 

    No: