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Home >> Toyota >> 2021 >> C-HR LE >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System - Service Information >> Engine Coolant Temperature Sensor >> Removal [02/2017 - 10/2017] >> Procedure

Removal [02/2017 - 10/2017]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [02/2017 - 05/2018]

  2. DRAIN ENGINE COOLANT 

    Refer to REPLACEMENT [02/2017 - ]

  3. REMOVE BATTERY 

    Refer to REMOVAL [02/2017 - 08/2020]

  4. REMOVE NO. 2 CYLINDER HEAD COVER 

    See step  1

  5. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    See step  3

  6. DISCONNECT NO. 1 RADIATOR HOSE 

    Refer to PROCEDURE - STEP 17

  7. REMOVE ENGINE COOLANT TEMPERATURE SENSOR 
    1. Disconnect the engine coolant temperature sensor connector.
      GTY767271Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, remove the engine coolant temperature sensor from the cylinder head sub-assembly.
      • SST: 09817-33191 
      NOTE:

      If the engine coolant temperature sensor has been struck or dropped, replace it.

      GTY766323Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the gasket from the engine coolant temperature sensor.
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