Piston removal (4JJ3 without DPD)

1. Component views

Piston

Part name

  1. Snap ring
  2. Piston pin
  3. Piston ring
  4. Piston
  5. Connecting rod
  6. Connecting rod bearing
  7. Connecting rod cap
  8. Connecting rod bolt

Tightening torque

8-1: 29.4 N・m { 3.0 kgf・m / 22 lb・ft }

8-2: 45 to 60 °

2. Crankcase removal

Refer to "1.Engine 1B.Mechanical(4JJ3 without DPD) Crankcase removal".

3. Piston removal

1) Remove all carbon from the top of the cylinder bore using a scraper.

2) Turn the crankshaft to align it to bottom dead center.

3) Remove the connecting rod bearing cap from the connecting rod.

4) Remove the connecting rod bearing from the connecting rod bearing cap.

Note

  • Organize the removed bearings according to the cylinders using tags, etc.

5) Turn the crankshaft to align it to top dead center.

6) Remove the piston and connecting rod from the cylinder block.

Note

  • Pull out the piston and connecting rod from the cylinder head side.
  • Push out from the lower end of the connecting rod by using the handle of a hammer, etc., so as not to damage the bearing.

Caution

  • When pushing out the connecting rod, do not damage the oil jet and cylinder inner surface.

7) Remove the connecting rod bearing from the connecting rod.

Note

  • Organize the removed bearings according to the cylinders using tags, etc.
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