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Home >> Kia >> 2017 >> Optima Hybrid, 2.0L Eng VIN C >> 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 (-) terminal.
  2. Remove the air cleaner.

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

  3. Disconnect the engine coolant temperature sensor connector (A) and then remove the sensor.
    Fig 1: Locating ECTS Connector
    G12308929Courtesy of KIA MOTORS AMERICA, INC.
  4. Supplement the engine coolant.

    (Refer to Engine Mechanical System - "COOLANT ")