Water Pump Removal

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

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE ENGINE UNDER COVER LH

  3. REMOVE ENGINE UNDER COVER RH

  4. DRAIN ENGINE COOLANT

  5. REMOVE V-RIBBED BELT

  6. REMOVE GENERATOR ASSEMBLY

  7. REMOVE ENGINE MOUNTING INSULATOR SUB-ASSEMBLY RH

  8. REMOVE WATER PUMP PULLEY

  9. REMOVE WATER PUMP ASSEMBLY

Water Pump -- Removal



1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL


2. REMOVE ENGINE UNDER COVER LH


3. REMOVE ENGINE UNDER COVER RH


4. 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 Cooling.Cooling System.Water Pump  Removal



5. REMOVE V-RIBBED BELT


    Corolla. Zre142 Aze141.2Az-Fe Cooling.Cooling System.Water Pump  Removal
  1. Using SST, slowly turn the V-ribbed belt tensioner clockwise.

    SST
    09216-42010(09216-04010)
  1. Remove the V-ribbed belt from each pulley and slowly return the tensioner.

    NOTICE:
    1. Make sure that SST and other tools are set to the tensioner securely.
    2. When compressing the V-ribbed belt tensioner, slowly turn the tensioner.
    3. Be careful not to pinch your fingers between the parts.


6. REMOVE GENERATOR ASSEMBLY


    Corolla. Zre142 Aze141
  1. Disconnect the generator connector.

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

  1. Separate the 2 wire harness clamps.



    Corolla. Zre142 Aze141
  1. Remove the 2 bolts and generator assembly.



    Corolla. Zre142 Aze141
  1. Remove the bolt and wire harness clamp bracket.



7. REMOVE ENGINE MOUNTING INSULATOR SUB-ASSEMBLY RH


    Corolla. Zre142 Aze141.2Az-Fe Cooling.Cooling System.Water Pump  Removal
  1. Place a wooden block between a floor jack and the engine, then support the engine using the floor jack.



    Corolla. Zre142 Aze141
  1. Remove the 4 bolts and 2 nuts, then remove the engine mounting insulator sub-assembly RH.

    NOTICE:
    Do not apply excessive force to the return tube when removing the engine mounting insulator sub-assembly RH.
    HINT:
    Keep clearance by lowering the engine using the floor jack when removing the front engine mounting insulator.


8. REMOVE WATER PUMP PULLEY


    Corolla. Zre142 Aze141.2Az-Fe Cooling.Cooling System.Water Pump  Removal
  1. Using SST, remove the 4 bolts and water pump pulley.

    SST
    09960-10010(09962-01000,09963-00700)


9. REMOVE WATER PUMP ASSEMBLY


    Corolla. Zre142 Aze141
  1. Remove the clamp of the crankshaft position sensor from the water pump.

  1. Disconnect the wire of the crankshaft position sensor from the clamp bracket.



    Corolla. Zre142 Aze141.2Az-Fe Cooling.Cooling System.Water Pump  Removal
  1. Remove the 4 bolts, 2 nuts and clamp bracket.



    Corolla. Zre142 Aze141
  1. Using a screwdriver, pry between the water pump and cylinder block, and then remove the water pump.

    HINT:
    Tape the screwdriver tip before use.
    NOTICE:
    Be careful not to damage the contact surfaces of the water pump and cylinder block.