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Home >> Hyundai >> 2011 >> 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: Locating Engine Coolant Temperature Sensor Connector
    G07744119Courtesy of HYUNDAI MOTOR CO.
  3. Remove the fixing clip (A), and then pull the sensor from the water temperature control assembly.
    Fig 2: Locating Fixing Clip
    G07744120Courtesy of HYUNDAI MOTOR CO.
    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 "COOLING SYSTEM " in EM group).
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