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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Engine Control System (A25A-FKS) - Service Information) >> Engine Coolant Temperature Sensor >> Installation [08/2020 - ] >> Procedure

Installation [08/2020 - ]: 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 [08/2020 - ]

    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. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 2

  3. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

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

      Refer to INITIALIZATION [08/2020 - ]