ENGINE COOLANT TEMPERATURE SENSOR REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the engine coolant temperature sensor removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure Necessary Procedure Effect/Inoperative when not Performed Link
Disconnect cable from negative battery terminal Memorize steering angle neutral point Simple intelligent parking assist system*1

Click here

Toyota parking assist-sensor system (w/ Simple Intelligent Parking Assist System)*1
Initialize back door lock Power door lock control system

Click here

Replacement of engine coolant temperature sensor Inspection after repair

  • Poor idle, etc.

  • Engine start function, etc.

Click here

*1: When performing learning using the GTS.
Click here Click here

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.

    Click here

  2. DRAIN ENGINE COOLANT

    Click here

  3. REMOVE BATTERY

    Click here

  4. REMOVE NO. 2 CYLINDER HEAD COVER

    Click here

  5. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

    Click here

  6. DISCONNECT NO. 1 RADIATOR HOSE

    Click here

  7. REMOVE ENGINE COOLANT TEMPERATURE SENSOR


    1. A001XMU

      Disconnect the engine coolant temperature sensor connector.

    2. A001U4QE01

      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.

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