Engine Coolant Temperature Sensor Removal

Engine Hybrid System. Corolla. Zre142 Aze141
2Az-Fe Engine Control. Corolla. Zre142 Aze141

  1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY

  2. DRAIN ENGINE COOLANT

  3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE

  4. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

  5. REMOVE ENGINE COOLANT TEMPERATURE SENSOR

Engine Coolant Temperature Sensor -- Removal



1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY


    Corolla. Zre142 Aze141
  1. Remove the 2 nuts and No. 1 engine cover sub-assembly.



2. DRAIN ENGINE COOLANT
  1. Loosen the lower radiator drain cock plug.

    CAUTION:
    Do not loosen the lower radiator drain cock plug while the engine and radiator are still hot.
    Pressurized, hot engine coolant and steam may be released and cause serious burns.
    HINT:
    Collect the coolant in a container and dispose of it according to the regulations in your area.
  1. Remove the radiator cap.



  1. Loosen the cylinder block drain cock plug.


    Corolla. Zre142 Aze141.2Az-Fe Engine Control.Sfi System.Engine Coolant Temperature Sensor  Removal



3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE


    Corolla. Zre142 Aze141
  1. Disconnect the mass air flow meter connector.

  1. Separate the 2 wire harness clamps.



    Corolla. Zre142 Aze141
  1. Disconnect the No. 1 vacuum switching valve connector and the 2 vacuum hoses.



    Corolla. Zre142 Aze141
  1. Disconnect the ventilation hose.



    Corolla. Zre142 Aze141
  1. Loosen the No. 1 air cleaner hose clamp, release the 3 air cleaner assembly clamps and remove the air cleaner cap sub-assembly with No. 1 hose.



4. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
  1. Remove the air cleaner filter element.



    Corolla. Zre142 Aze141
  1. Disconnect the clamp of the engine wire.

  1. Remove the 3 bolts and air cleaner case.



5. REMOVE ENGINE COOLANT TEMPERATURE SENSOR


    Corolla. Zre142 Aze141
  1. Disconnect the engine coolant temperature sensor connector.



    Corolla. Zre142 Aze141.2Az-Fe Engine Control.Sfi System.Engine Coolant Temperature Sensor  Removal
  1. Remove the engine coolant temperature sensor and gasket.