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Home › Hyundai › 2017 › Santa Fe Sport 2.0T, AWD › Repair and Diagnosis › Engine Performance › Engine Control Systems › Engine Control System - 2.0L › Engine Coolant Temperature Sensor (ECTS) › Repair Procedures › Inspection

Repair Procedures: Inspection

  1. Turn the ignition switch OFF.
  2. Remove the ECTS (Refer to ETC (Electronic Throttle Control) System "Removal").
  3. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 3 and 4.
    Fig 1: Measuring Resistance Between ECTS Terminals 3 And 4
    G12055392Courtesy of HYUNDAI MOTOR AMERICA
  4. Check that the resistance is within the specification.
    Temperature Resistance (kΩ)
    °C °F
    -40 -40 48.14
    -20 -4 14.13 - 16.83
    0 32 5.79
    20 68 2.31 - 2.59
    40 104 1.15
    60 140 0.59
    80 176 0.32
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