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Disassembly and Assembly: Assembly

WARNING: This page is about a different car, the 2004 Nissan Murano and 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
  1. Fully air-blow engine coolant and engine oil passages in cylinder block, cylinder bore and crankcase to remove any foreign material.
    CAUTION: Use a goggles to protect your eye.
  2. Install each plug to cylinder block as shown.
    • Apply thread sealant to the thread of water connector, cylinder block drain plugs and blind plug.

      Use Genuine Thread Sealant or equivalent. Refer to RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS .

      Cylinder block drain plug "A": 

      : 7.8 - 11.8 N.m (0.8 - 1.2 kg-m, 69 - 104 in-lb) 

      Water connector "B": 

      : 34.3 - 44.1 N.m (3.5 - 4.4 kg-m, 26 - 32 ft-lb) 

      Cylinder block drain plug "C": 

      H: 17.6 - 21.6 N.m (1.8 - 2.2 kg-m, 13 - 15 ft-lb) 

      Fig 1: Locating Cylinder Block Drain Plugs
      G00908597Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Install oil jet.
    • Insert oil jet dowel pin into cylinder block dowel pin hole, and tighten mounting bolts.
      Fig 2: Installing Oil Jet Dowel Pin
      G00908598Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Install main bearings and thrust bearings as follow:
    1. Remove dust, dirt, and engine oil on bearing mating surfaces of cylinder block and main bearing caps.
    2. Install thrust bearings to the both sides of the No. 3 journal housing on cylinder block and main bearing cap.
      • Install thrust bearings with the oil groove facing crankshaft arm (outside).
      • Install bearing with a projection on one end on cylinder block, and bearing with a projection at center on cap. Align each projection with mating notch.
        Fig 3: Locating Thrust Bearing Installation Position
        G00908599Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Install main bearings paying attention to the direction.
      • Main bearing with oil hole and groove goes on cylinder block. The one without them goes on main bearing cap.
      • Before installing main bearings, apply engine oil to the bearing surface (inside). Do not apply engine oil to the back surface, but thoroughly clean it.
      • When installing, align main bearing stopper protrusion to cutout of cylinder block and main bearing caps.
      • Ensure the oil holes on cylinder block and those on the corresponding bearing are aligned.
        Fig 4: View Of Main Bearings
        G00908600Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Install crankshaft to cylinder block.
    • While turning crankshaft by hand, check that it turns smoothly.
  6. Install main bearing cap.
    • Main bearing caps are identified by identification mark cast on them. For installation, face front mark to front side.
      NOTE: Main bearing caps cannot be replaced as a single part, because it is machined together with cylinder block.
      Fig 5: View Of Main Bearing Caps
      G00908601Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Install main bearing beam.
    • Install main bearing beam with front mark facing downward (oil pan side).
    • Install main bearing beam with front mark facing front of engine.
  8. Inspect outer diameter of main bearing cap bolt. Refer to MAIN BEARING CAP BOLT OUTER DIAMETER  .
  9. Install main bearing cap bolt as follow:
    1. Apply new engine oil to threads and seat surfaces of mounting bolts.
    2. Tighten bolts in numerical order as shown in the figure in several different steps.

      : 32.3 - 38.3 N.m (3.3 - 3.9 kg-m, 24 - 28 ft-lb) 

      Fig 6: Main Bearing Cap Bolt Torque Sequence
      G00908603Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Turn all bolts another 90 to 95 degrees clockwise [Target: 90 degrees (Angle tightening)].
      CAUTION: Use angle wrench [SST: KV10112100 (BT8653-A)] to check tightening angle. Do not make judgment by visual inspection.
      • After installing mounting bolts, make sure that crankshaft can be rotated smoothly by hand.
      • Check crankshaft end play. Refer to CRANKSHAFT END PLAY  .
        Fig 7: View Of Angle Torqueing Bolts
        G00908604Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Inspect outer diameter of connecting rod bolt. Refer to CONNECTING ROD BOLT OUTER DIAMETER  .
  11. Install piston to connecting rod.
    1. Using snap ring pliers, install new snap ring to the groove of piston rear side.
      • Insert it fully into groove to install.
    2. Install piston to connecting rod.
      • Using industrial drier or similar tool, heat piston until piston pin can be pushed in by hand without excess force [approx. 60 to 70 °C (140 to 158 °F)]. From the front to the rear, insert piston pin into piston and connecting rod.
      • Assemble so that the front mark on the piston crown and the cylinder number on connecting rod are positioned as shown in the figure.
        • Fig 8: View Of Identification Marks
        G00908605Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Install new snap ring to the groove of the piston front side.
      • Insert it fully into groove to install.
      • After installing, check that connecting rod moves smoothly.
  12. Using piston ring expander (commercial service tool), install piston rings.
    • If there is stamped mark on ring, mount it with marked side up.
      NOTE: If there is no stamp on ring, no specific orientation is required for installation.

      Stamped mark: 

      Top ring: - 

      Second ring: R 

      Fig 9: View Of Piston Ring Placement (1 Of 2)
      G00908606Courtesy of NISSAN MOTOR CO., U.S.A.
    • Position each ring with the gap as shown in the figure referring to the piston front mark.
      Fig 10: View Of Piston Ring Placement (2 Of 2)
      G00908607Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Be careful not to damage piston.
  13. Install connecting rod bearings to connecting rod and connecting rod cap.
    • Before installing connecting rod bearings, apply engine oil to the bearing surface (inside). Do not apply engine oil to the back surface, but thoroughly clean it.
    • When installing, align connecting rod bearing stopper protrusion with cutout of connecting rods and connecting rod caps to install.
    • Ensure the oil hole on connecting rod and that on the corresponding bearing are aligned.
      Fig 11: View Of Rod Bearing Position
      G00908608Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Install piston and connecting rod assembly to crankshaft.
    • Position crankshaft pin corresponding to connecting rod to be installed onto the bottom dead center.
    • Apply engine oil sufficiently to the cylinder bore, piston and crankshaft pin.
    • Match the cylinder position with the cylinder number on connecting rod to install.
    • Be sure that front mark on piston crown is facing front of engine.
    • Using piston ring compressor [SST] or suitable tool, install piston with the front mark on the piston crown facing the front of engine.
      Fig 12: View Of Piston Ring Compressor
      G00908609Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Be careful not to damage the cylinder wall and crankshaft pin, resulting from an interference of the connecting rod big end.
  15. Install connecting rod cap.
    • Match the stamped cylinder number marks on connecting rod with those on cap to install.
    • Be sure that front mark on connecting rod cap is facing front of engine.
      Fig 13: View Of Sample Codes On Connecting Rod Cap
      G00908610Courtesy of NISSAN MOTOR CO., U.S.A.
  16. Tighten connecting rod bolt as follows:
    1. Apply engine oil to the threads and seats of connecting rod bolts.
    2. Tighten bolts.

      : 18.6 - 20.6 N.m (1.9 - 2.1 kg-m, 14 - 15 ft-lb) 

    3. Then tighten all bolts 90 to 95 degrees clockwise [target: 90 degrees (Angle tightening)].
      CAUTION: Always use angle wrench [SST: KV10112100 (BT8653-A)]. Avoid tightening based on visual check alone.
      • After tightening bolt, make sure that crankshaft rotates smoothly.
      • Check the connecting rod side clearance. Refer to CONNECTING ROD SIDE CLEARANCE  .
  17. Install rear oil seal retainer to cylinder block.
    • Apply liquid gasket to rear oil seal retainer using tube presser [SST: WS39930000 ( - )] as shown in the figure. See Figure.

      Use Genuine RTV Silicone Sealant or equivalent. Refer to RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS .

      CAUTION: Replace with new parts.
      NOTE: Rear oil seal with rear oil seal retainer.
  18. Install pilot converter using suitable tool.
    • Outer diameter of drift

      Pilot converter: Approx. 33 mm (1.30 in) 

    • Press-fit pilot converter with its chamfer facing crankshaft.
    • Install pilot converter as shown in the figure.
      Fig 14: View Of Pilot Converter
      G00908614Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Install drive plate.
    • Install drive plate and reinforcement plate as shown in the figure.
      Fig 15: Installing Drive Plate And Reinforcement Plate
      G00908615Courtesy of NISSAN MOTOR CO., U.S.A.
    • Secure crankshaft using suitable ring gear stopper or an alternative manner.
    • Tighten mounting bolts crosswise over several times.
  20. Install knock sensor.
    NOTE:
    • Make sure that there is no foreign material on the cylinder block mating surface and the back surface of knock sensor.
    • Install knock sensor so that connector faces front of engine.
    • Do not tighten mounting bolts while holding connector.
    • Make sure that knock sensor does not interfere with other-parts.
    CAUTION: If any impact by dropping is applied to knock sensor, replace it with new one.
    Fig 16: View Of Knock Sensor
    G00908616Courtesy of NISSAN MOTOR CO., U.S.A.
    • After installing knock sensor, connect sub-harness, and lay it out to rear of engine.
  21. Install in reverse order of removal after this step.
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