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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Engine Control System (Service Information) [A25A-FXS]) >> Engine Coolant Temperature Sensor >> Installation [04/2018 - ] >> Procedure

Installation [04/2018 - ]: Procedure

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  1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR 

    HINT: 

    Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.

    Refer to INITIALIZATION [04/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - 08/2021] , or refer to INITIALIZATION [08/2021 - ]

    1. Apply a light coat of engine coolant to the O-ring of the engine coolant temperature sensor.
    2. Install the engine coolant temperature sensor to the water outlet with a new clip.
      NOTE:
      • If the engine coolant temperature sensor has been struck or dropped, replace it.
      • If reusing the engine coolant temperature sensor, be sure to inspect the O-ring.
      • Make sure that the O-ring is not cracked or moved out of place when installing the engine coolant temperature sensor.
    3. Connect the engine coolant temperature sensor connector.
  2. INSTALL INVERTER WITH CONVERTER ASSEMBLY 

    Refer to INSTALLATION [04/2018 - ]

  3. INSTALL NO. 2 ENGINE COOLANT TEMPERATURE SENSOR 
    1. Apply a light coat of engine coolant to the O-ring of the No. 2 engine coolant temperature sensor.
    2. Install the No. 2 engine coolant temperature sensor to the radiator pipe with a new clip.
      NOTE:
      • If the No. 2 engine coolant temperature sensor has been struck or dropped, replace it.
      • If reusing the No. 2 engine coolant temperature sensor, be sure to inspect the O-ring.
      • Make sure that the O-ring is not cracked or moved out of place when installing the No. 2 engine coolant temperature sensor.
    3. Connect the No. 2 engine coolant temperature sensor connector.
  4. INSTALL INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 18

  5. INSTALL COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 2 [04/2018 - 08/2021] , or refer to PROCEDURE - Step 2 [08/2021 - ]

  6. ADD ENGINE COOLANT (for Engine) 

    Refer to PROCEDURE - Step 2

  7. INSPECT FOR COOLANT LEAK (for Engine) 

    Refer to PROCEDURE - Step 1

  8. PERFORM INITIALIZATION 
    1. Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.

      Refer to INITIALIZATION [04/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - 08/2021] , or refer to INITIALIZATION [08/2021 - ]

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