Engine Coolant Temperature Sensor Removal

Engine. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
3Zr-Fae Engine Control System. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. REMOVE NO. 1 ENGINE UNDER COVER

  2. DRAIN ENGINE COOLANT

  3. REMOVE NO. 2 CYLINDER HEAD COVER

  4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY

  5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

  6. REMOVE ENGINE COOLANT TEMPERATURE SENSOR

Engine Coolant Temperature Sensor -- Removal



1. REMOVE NO. 1 ENGINE UNDER COVER


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Remove the 6 screws, 10 clips and under cover.



2. DRAIN ENGINE COOLANT


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Engine Coolant Temperature Sensor Removal

  1. Install a vinyl hose to the drain cock plug on the radiator side.



  1. Loosen the radiator drain cock plug.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Engine Coolant Temperature Sensor Removal

    HINT:
    Collect the coolant in a container and dispose of it according to the regulations in your area.

  1. Remove the radiator reservoir cap.

    CAUTION:
    Do not remove the radiator reservoir cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.


3. REMOVE NO. 2 CYLINDER HEAD COVER


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Hold the rear of the cover and raise it to detach the 2 clips on the rear of the cover. Continue to raise the cover to detach the 2 clips on the front of the cover and remove the cover.

    NOTICE:
    Attempting to detach both front and rear clips at the same time may cause the cover to break.


4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Disconnect the mass air flow meter connector.

  1. Detach the clamp.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Disconnect the No. 2 ventilation hose from the cylinder head cover.

  1. Squeeze the taps of the air cleaner hose clamp, and then disconnect the air cleaner hose from the throttle body.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Detach the 2 hook clamps, and then remove the air cleaner cap and hose.



5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Disconnect the wire harness clamp from the air cleaner case.

  1. Remove the 3 bolts and air cleaner case.



6. REMOVE ENGINE COOLANT TEMPERATURE SENSOR


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. Disconnect the sensor connector.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Engine Coolant Temperature Sensor Removal

  1. Using SST, remove the sensor and gasket.

    SST
    09817-33190