Cylinder Block (For Hatchback) Disassembly

Engine Hybrid System. Yaris. Ncp93, 131
1Nz-Fe Engine Mechanical. Yaris. Ncp93, 131

  1. REMOVE PISTON SUB-ASSEMBLY WITH CONNECTING ROD

  2. REMOVE CONNECTING ROD BEARING

  3. REMOVE CRANKSHAFT

  4. REMOVE CRANKSHAFT BEARING

  5. REMOVE CRANKSHAFT THRUST WASHER UPPER

  6. REMOVE PISTON RING SET

  7. REMOVE WITH PIN PISTON SUB-ASSEMBLY

  8. REMOVE CYLINDER BLOCK WATER DRAIN COCK SUB-ASSEMBLY

  9. REMOVE STUD BOLT

  10. REMOVE OIL PUMP SET RING PIN

  11. REMOVE STRAIGHT PIN

Cylinder Block (For Hatchback) -- Disassembly



1. REMOVE PISTON SUB-ASSEMBLY WITH CONNECTING ROD


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Cylinder Block (For Hatchback) Disassembly

  1. Using a ridge reamer, remove all the carbon from the top of the cylinder.



    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Cylinder Block (For Hatchback) Disassembly

  1. Remove the connecting rod cap bolt and connecting rod cap.

    SST
    09205-16010

  1. Push the piston, connecting rod assembly and upper bearing through the top of the cylinder block to remove them.

    HINT:
    1. Keep the bearing, connecting rod and cap together.
    2. Keep the piston and the connecting rod assemblies in the correct order so that they can be returned to their original locations when reassembled.


2. REMOVE CONNECTING ROD BEARING


3. REMOVE CRANKSHAFT


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Cylinder Block (For Hatchback) Disassembly

  1. Uniformly loosen and remove the 10 bearing cap bolts in the sequence shown in the illustration.

    SST
    09011-38121

  1. Remove the bearing cap and the crankshaft.



4. REMOVE CRANKSHAFT BEARING


5. REMOVE CRANKSHAFT THRUST WASHER UPPER


6. REMOVE PISTON RING SET
NOTICE:
Keep the piston rings in the correct combination and correct order so that they can be returned to their original locations when re-assembling.


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Cylinder Block (For Hatchback) Disassembly

  1. Using a piston ring expander, remove the 2 compression rings.

  1. Remove the 2 side rails and the oil ring by hand.



7. REMOVE WITH PIN PISTON SUB-ASSEMBLY


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Cylinder Block (For Hatchback) Disassembly

  1. Using SST, press the piston pin out of the piston.

    Text in Illustration
    *1
    		Connecting Rods
    *2
    		Piston Pin
    *3
    		Piston
    SST
    09221-25026(09221-00021,09221-00030,09221-00150,09221-00090,09221-00100)
    NOTICE:
    Keep the pistons, pins, rings, connecting rods and bearings in the correct order so that they can be returned to their original locations when reassembled.


8. REMOVE CYLINDER BLOCK WATER DRAIN COCK SUB-ASSEMBLY


9. REMOVE STUD BOLT


10. REMOVE OIL PUMP SET RING PIN


11. REMOVE STRAIGHT PIN