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Disassembly and Assembly: Disassembly

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine assembly. Refer to "REMOVAL AND INSTALLATION ".
  2. Install the engine on engine stand.
  3. Remove the knock sensor.
    CAUTION: Carefully handle sensor avoiding shocking it.
  4. Drain the engine of all coolant and oil.
  5. Remove the oil pan. Refer to "REMOVAL AND INSTALLATION ".
  6. Remove the timing chain. Refer to "REMOVAL ".
  7. Remove the cylinder head. Refer to "REMOVAL AND INSTALLATION ".
  8. Remove drive plate. Refer to "DOWEL PIN ALIGNMENT ".
  9. Remove pilot converter.
    Fig 1: Removing Pilot Converter
    G04886145Courtesy of NISSAN MOTOR CO., U.S.A.

    Tool number: ST16610001 (J-23907) 

  10. Cut away liquid gasket and remove rear oil seal retainer using Tool. Refer to "PRECAUTION FOR LIQUID GASKET ".
    Fig 2: Removing Rear Oil Seal Retainer
    G04886102Courtesy of NISSAN MOTOR CO., U.S.A.

    Tool number: KV10111100 (J-37228) 

    CAUTION:
    • Be careful not to damage mounting surface.
    • If rear oil seal retainer is removed, replace it with a new one.
    NOTE: Rear oil seal and retainer form a single part and are handled as an assembly.
  11. Remove the piston and connecting rod assemblies.
    1. Position the crankshaft pin corresponding to the connecting rod to be removed onto the bottom dead center.
    2. Remove the connecting rod cap.
    3. Using a hammer handle or similar tool, push the piston and connecting rod assembly out to the cylinder head side.
      • Before removing the piston and connecting rod assembly, check the connecting rod side clearance. Refer to "CONNECTING ROD BEARING ".
    Fig 3: Pushing Piston And Connecting Rod Assembly Out To Cylinder Head
    G04899809Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Remove the connecting rod bearings.
    CAUTION:
    • When removing the connecting rod side bearings, note the installation position. Keep them in the correct order.
  13. Remove the piston rings from the piston.
    • Use a piston ring expander.
      Fig 4: Identifying Piston Ring Expander
      G04878457Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION:
    • When removing the piston rings, be careful not to damage the piston. Do not expand the rings excessively.
    • Be careful to mark the rings if they are to be reused so they are installed in their original position.
    • Before removing the piston rings, check the piston ring side clearance. Refer to "INSPECTION ".
  14. Remove the piston from the connecting rod as follows.
    1. Using a snap ring pliers, remove the snap ring.
      Fig 5: Identifying Snap Ring Plier
      G04899811Courtesy of NISSAN MOTOR CO., U.S.A.
      CAUTION: Do not reuse snap rings, always replace with new ones.
    2. Heat the pistons to 60° - 70°C (140° - 158°F).
      Fig 6: Heating Pistons
      G04886150Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Push out the piston pin with a suitable tool, with an outer diameter approximately 20 mm (0.8 in).
      Fig 7: Pushing Out Piston Pin
      G04878460Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove the rear oil seal retainer from the cylinder block.
    • Insert a screwdriver or similar tool between the rear end of the crankshaft counter weight and rear oil seal retainer, and separate the liquid gasket to remove.
      CAUTION: Be careful not to damage the mating surface.
      NOTE: When replacing the rear oil seal during on-vehicle service, it is necessary to remove the oil pan. Refer to "REMOVAL AND INSTALLATION ".
  16. Remove the baffle plate from the main bearing beam.
  17. Loosen the bolts in the numerical order as shown and remove the main bearing beam, bearing caps and crankshaft.
    Fig 8: Identifying Loosening Sequence Of Main Bearing Cap Bolts
    G04886152Courtesy of NISSAN MOTOR CO., U.S.A.
    • Before loosening the main bearing cap bolts, measure the crankshaft side clearance.

      Refer to "INSPECTION ".

  18. Remove the oil jets and dowel pins.
    Fig 9: Identifying Oil Jet Dowel Pin
    G04878464Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove the main bearings and thrust bearings from the cylinder block and main bearing caps.
    • When removing them, note the direction and position. Keep them in the correct order for installation.
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