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Home >> Hyundai >> 2023 >> Tucson 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) #1
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Engine Coolant Temperature Sensor (ECTS) #1

  1. Turn the ignition switch OFF, and then disconnect the battery negative (-) terminal.
  2. Remove the delivery pipe.

    (Refer to Fuel Delivery System - " DELIVERY PIPE  ") 

  3. Disconnect the ECTS connector.
  4. Remove the ECTS (A) after loosening the mounting bolt.
    G16172478Courtesy of HYUNDAI MOTOR AMERICA