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Home >> Hyundai >> 2020 >> Ioniq Plug-In Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> Engine Coolant Temperature Sensor (ECTS) >> Repair Procedures >> Removal >> Engine Coolant Temperature Sensor (ECTS) [Water Temperature Control Assembly]
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Engine Coolant Temperature Sensor (ECTS) [Water Temperature Control Assembly]

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the air cleaner assembly

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  3. Remove the purge control solenoid valve.

    (Refer to Engine Control System - "PURGE CONTROL SOLENOID VALVE (PCSV) ")

  4. Disconnect the engine coolant temperature sensor connector (A).
  5. Remove the engine coolant temperature sensor after removing the fixing pin (B).
    G13562996Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • Note that engine coolant may flow out from the water temperature control assembly when removing the sensor.
  6. Fill with engine coolant.

    (Refer to Engine Mechanical System - "COOLANT ")