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Home >> Hyundai >> 2007 >> Santa Fe GLS, AWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2.7L) (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0110 Intake Air Temperature Sensor1 Circuit >> Component Inspection

Component Inspection

  1. Check resistance of IATS
    1. IG "OFF" and disconnect IATS connector.
    2. Measure resistance between terminal 4 and 5 of IATS connector.(Component Side) after checking out the temperature of IAT with scantool

      SPECIFICATION : 

      TEMPERATURE RESISTANCE SPECIFICATIONS

      Temp. (°C/°F) Resistance (kΩ) Temp. (°C/°F) Resistance (kΩ)
      -40(-40) 95.95 ~ 105.78 20 (68) 3.42 ~ 3.61
      -20(-4) 27.4 ~ 29.77 40 (104) 1.43 ~ 1.5
      0 (32) 9.08 ~ 9.72 60 (140) 0.66 ~ 0.69
      10 (50) 5.49 ~ 5.83 80 (176) 0.33 ~ 0.34
      Fig 1: Scan Tool Screen Display - CURRENT DATA
      G05349023Courtesy of HYUNDAI MOTOR CO.
    3. Is the measured resistance within specification ?

      YES 

      NO 

      • Substitute with a known - good IATS and check for proper operation.
      • If the problem is corrected, replace IATS and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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