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Home >> Toyota >> 2023 >> Crown Platinum >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (T24A-FTS) - Service Information >> Engine Coolant Temperature Sensor >> Removal [04/2024 - ] >> Procedure

Removal [04/2024 - ]: Procedure

  1. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 1

  2. REMOVE ENGINE COOLANT TEMPERATURE SENSOR (for Outlet Side) 
    NOTE:

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

    1. GTY1076268Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. DISCONNECT WIRE HARNESS 

    HINT: 

    Perform this procedure only when replacement of the engine coolant temperature sensor (for Water Inlet Housing Side) is necessary.

    1. GTY1077400Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT NO. 2 INTERCOOLER COOLING WATER PIPE 

    HINT: 

    Perform this procedure only when replacement of the engine coolant temperature sensor (for Water Inlet Housing Side) is necessary.

    1. GTY1076276Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT NO. 1 INTERCOOLER COOLING WATER PIPE 

    HINT: 

    Perform this procedure only when replacement of the engine coolant temperature sensor (for Water Inlet Housing Side) is necessary.

    1. GTY1076274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE ENGINE COOLANT TEMPERATURE SENSOR (for Water Inlet Housing Side) 
    NOTE:

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

    1. GTY1076275Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE INTAKE MANIFOLD WITH INTERCOOLER ASSEMBLY 

    HINT: 

    Perform this procedure only when replacement of the engine coolant temperature sensor (for Cylinder Block Side) is necessary.

    Refer to REMOVAL [12/2022 - ]

  8. REMOVE ENGINE COOLANT TEMPERATURE SENSOR (for Cylinder Head Side) 
    1. GTY1156120Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the engine coolant temperature sensor connector.
      2. Using SST, remove the engine coolant temperature sensor from the cylinder head assembly.
        • SST: 09817-33191 
        NOTE:

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

      3. Remove the gasket from the engine coolant temperature sensor.