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Disassembly and Assembly: Disassembly

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine assembly. Refer to ENGINE ASSEMBLY .
  2. Install Tools to the right side of cylinder block.
    1. Tool numbers: KV10117001 (-) 
    2. :KV10106500 (-) 

    Use the spacer on the engine rear side.

    Fig 1: Installing Tools To Cylinder Block & Torque Specifications
    G00779346Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Lift engine and mount it on Tool.
    1. Tool numbers: KV10117001 (-) 
    2. : KV10106500 (-) 
    3. : ST0501S000 (-) 
    Fig 2: Lifting Engine And Mounting It On Tool
    G00779347Courtesy of NISSAN MOTOR CO., U.S.A.
    • A commercial engine stand can be used.
      CAUTION: Use an engine stand that has a load capacity of approximately 220kg (441 Ib.) or more.
      NOTE: This example is an engine stand for holding at the transaxle mounting side with the drive plate removed.
      Fig 3: Identifying Commercial Engine Stand
      G00779348Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Remove the knock sensor.
    Fig 4: Removing Knock Sensor
    G00779349Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Carefully handle sensor avoiding shocking it.
  5. Drain the engine of all coolant and oil.
  6. Remove the lower and upper oil pans. Refer to REMOVAL .
  7. Remove the timing chain. Refer to REMOVAL 
  8. Remove oil pump. Refer to OIL PUMP .
  9. Remove the cylinder heads. Refer to REMOVAL .
  10. Lock crankshaft using Tool, and remove drive plate bolts.
    • Loosen the bolts in diagonal order.
      1. Tool number: KV10117700 (J-44716) 
    CAUTION:
    • Do not disassemble drive plate.
    • Never place the drive plate with signal plate facing down.
    • When handling signal plate, take care not to damage or scratch it.
    • Handle signal plate in a manner that prevents it from becoming magnetized.
  11. Remove pilot converter using Tool.
    1. Tool number ST16610001 (J-23907) 
    Fig 5: Removing Pilot Converter Using Tool
    G00779350Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Cut away liquid gasket using Tool and remove rear oil seal retainer. Refer to REMOVAL OF LIQUID GASKET SEALER .
    1. Tool number KV10111100 (J-37228) 
      Fig 6: Cutting Away Liquid Gasket And Removing Rear Oil Seal Retainer
      G00779351Courtesy of NISSAN MOTOR CO., U.S.A.
    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.
  13. Remove baffle plate from main bearing beam.
  14. 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 .
    Fig 7: Removing Piston And Connecting Rod Assemblies
    G00779352Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove the connecting rod bearings.
    CAUTION:
    • When removing the connecting rod side bearings, note the installation position. Keep them in the correct order.
  16. Remove the piston rings from the piston.
    • Use a piston ring expander.
    • Before removing the piston rings, check the piston ring side clearance. Refer to PISTON RING SIDE CLEARANCE .
      Fig 8: Removing Piston Rings From Piston
      G00779353Courtesy 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.
  17. Remove the piston from the connecting rod as follows.
    1. Using a snap ring pliers, remove the snap ring.
      Fig 9: Removing Snap Ring
      G00779354Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Heat the pistons to 60° - 70°C (140° - 158°F).
      Fig 10: Heating Pistons
      G00779355Courtesy 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 11: Pushing Out Piston Pin With Suitable Tool
      G00779356Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Loosen the main bearing cap bolts in the order shown and remove the main bearing beam, bearing caps and crankshaft.
    Fig 12: Loosening Sequence Of Main Bearing Cap Bolts
    G00779357Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove the oil jets.
  20. Remove the main bearings and thrust bearings from the cylinder block and main bearing caps.
    CAUTION: When removing them, note their direction and position. Keep them in the correct order for installation.
    Fig 13: Identifying Dowel Pins
    G00779358Courtesy of NISSAN MOTOR CO., U.S.A.
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