Thermostat Removal

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

  1. REMOVE NO. 1 ENGINE UNDER COVER

  2. REMOVE REAR ENGINE UNDER COVER RH

  3. REMOVE RADIATOR SUPPORT OPENING COVER

  4. REMOVE NO. 2 CYLINDER HEAD COVER

  5. DRAIN ENGINE COOLANT

  6. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  7. REMOVE V-RIBBED BELT

  8. REMOVE GENERATOR ASSEMBLY

  9. REMOVE WATER INLET

  10. REMOVE THERMOSTAT

Thermostat -- 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. REMOVE REAR ENGINE UNDER COVER RH


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

  1. Remove the 3 clips and under cover.



3. REMOVE RADIATOR SUPPORT OPENING COVER


  1. Remove the 9 clips and radiator support opening cover.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Cooling.Cooling System.Thermostat Removal



4. 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.


5. DRAIN ENGINE COOLANT


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Cooling.Cooling System.Thermostat 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 Cooling.Cooling System.Thermostat 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.

  1. Loosen the water drain cock plug.



6. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
w/ Navigation System (for HDD):
After the ignition switch is turned off, the HDD navigation system requires approximately a minute to record various types of memory and settings. As a result, after turning the ignition switch off, wait a minute or more before disconnecting the cable from the negative (-) battery terminal.


7. REMOVE V-RIBBED BELT


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Cooling.Cooling System.Thermostat Removal

  1. Loosen bolts A and B.

  1. Loosen bolt C and remove the V-ribbed belt.

    NOTICE:
    Do not loosen bolt D.


8. REMOVE GENERATOR ASSEMBLY


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

  1. Remove the terminal cap.

  1. Remove the nut and disconnect the wire harness from terminal B.

  1. Disconnect the connector and wire harness clamp.



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

  1. Loosen the 3 bolts.



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

  1. Remove the 2 bolts and adjusting bar.



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

  1. Remove the bolt and generator.



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

  1. Remove the bolt and wire harness clamp bracket.



9. REMOVE WATER INLET


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

  1. Remove the 2 nuts and disconnect the water inlet.



10. REMOVE THERMOSTAT


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

  1. Remove the thermostat.

  1. Remove the gasket from the thermostat.