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Home >> Hyundai >> 2019 >> Sonata SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.4L (Except HEV) >> Engine Coolant Temperature Sensor (ECTS) >> Repair Procedures >> Removal

Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the engine coolant temperature sensor connector (A).
    G12633296Courtesy of HYUNDAI MOTOR AMERICA
  3. Remove the spring clip (A), and then pull the sensor from the water temperature control assembly.
    G12633297Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION: Note that engine coolant may be flowed out from the water temperature control assembly when removing the sensor.
  4. Supplement the engine coolant (Refer to "COOLANT ").
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