Thermostat Removal

Engine Hybrid System. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25
1Gr-Fe Cooling. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

  1. REMOVE ENGINE SIDE COVER SUB-ASSEMBLY LH

  2. REMOVE ENGINE SIDE COVER SUB-ASSEMBLY RH

  3. REMOVE NO. 1 ENGINE UNDER COVER

  4. DRAIN ENGINE COOLANT

  5. REMOVE V-BANK COVER

  6. DISCONNECT RADIATOR HOSE OUTLET

  7. REMOVE WATER INLET SUB-ASSEMBLY WITH THERMOSTAT

Thermostat -- Removal



1. REMOVE ENGINE SIDE COVER SUB-ASSEMBLY LH


2. REMOVE ENGINE SIDE COVER SUB-ASSEMBLY RH


3. REMOVE NO. 1 ENGINE UNDER COVER


4. DRAIN ENGINE COOLANT


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


    Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25.1Gr-Fe Cooling.Cooling System.Thermostat Removal


    Text in Illustration
    *1
    		Radiator Cap
    		*2
    		Reservoir Cap
    *3
    		Cylinder Block Water Drain Cock Plug
    		*4
    		Reservoir Tank
    *5
    		Radiator Drain Cock Plug
    		-
    		-

  1. Loosen the radiator drain cock plug.

  1. Remove the radiator cap and drain the coolant.

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

  1. Loosen the cylinder block water drain cock plug and drain the coolant from the engine.



5. REMOVE V-BANK COVER


    Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

  1. Remove the 2 nuts and V-bank cover.



6. DISCONNECT RADIATOR HOSE OUTLET

  1. Disconnect the radiator hose outlet from the water inlet housing.



7. REMOVE WATER INLET SUB-ASSEMBLY WITH THERMOSTAT


    Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25

  1. Remove the 3 nuts, water inlet sub-assembly with thermostat and gasket.

    HINT:
    If the thermostat was not installed, cooling efficiency would be harmed. Even if the engine tends to overheat, do not remove the thermostat.