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Home >> Hyundai >> 2015 >> Sonata Hybrid >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (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).
    Fig 1: Disconnecting Engine Coolant Temperature Sensor Connector
    G10588627Courtesy of HYUNDAI MOTOR AMERICA
  3. Remove the fixing clip (A), and then pull the sensor from the water temperature control assembly.
    Fig 2: Identifying Fixing Clip
    G10588628Courtesy 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 "ENGINE COOLING SYSTEM - SONATA HEV article").
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