LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 876 (Engine Mechanical) >> Unit Disassembly And Assembly >> Engine Unit >> Disassembly and Assembly >> Disassembly

Disassembly and Assembly: Disassembly

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Explained here is how to disassemble with engine stand supporting transmission surface. When using different type of engine stand, some steps may be different.
  1. Remove engine assembly and mount to engine stand. Refer to "REMOVAL AND INSTALLATION ".
    CAUTION: Before removing the hanging chains, make sure engine stand is stable and there is no risk of overturning.
  2. Drain engine oil. Refer to "CHANGING ENGINE OIL ".
  3. Drain engine coolant by removing the cylinder block drain plugs (A), (B), (C) and (D) as shown below.
    NOTE: For cylinder block heater equipped engines, water drain plug (C) shown is not a water drain plug but a cylinder block heater.
    Fig 1: Identifying Cylinder Block Drain Plugs
    G04899807Courtesy of NISSAN NORTH AMERICA, INC.
  4. Remove the following components and associated parts (the parts referred to in step  1 are not included here).
  5. Remove knock sensor and sub harness.
    CAUTION: Carefully handle sensor, avoiding shocks.
    Fig 2: Identifying Knock Sensor, Engine Coolant Temperature Sensor And Sub Harness
    G04899808Courtesy of NISSAN NORTH AMERICA, INC.
  6. Remove cylinder block heater (if equipped).
  7. Check connecting rod side clearance. Refer to "INSPECTION AFTER DISASSEMBLY ".
  8. Remove piston and connecting rod assembly as follows.
    1. Position the crankshaft pin corresponding to the connecting rod to be removed onto bottom dead center.
    2. Remove connecting rod cap.
    3. Push the piston and connecting rod assembly out to the cylinder head side using suitable tool.
      Fig 3: Pushing Piston And Connecting Rod Assembly Using Tool
      G04899809Courtesy of NISSAN NORTH AMERICA, INC.
  9. Remove connecting rod bearings.
    CAUTION: When removing them, note the installation position. Keep them in the correct order.
  10. Check piston ring side clearance. Refer to "INSPECTION AFTER DISASSEMBLY ".
  11. Remove piston rings from piston using suitable tool.
    CAUTION:
    • Do not damage piston.
    • Do not damage piston rings by expanding them excessively.
    Fig 4: Removing Piston Rings From Piston Using Tool
    G04878457Courtesy of NISSAN NORTH AMERICA, INC.
  12. Remove piston from connecting rod as follows.
    1. Remove snap ring using suitable tool.
      Fig 5: Removing Snap Ring Using Tool
      G04899811Courtesy of NISSAN NORTH AMERICA, INC.
    2. Heat piston to 60° to 70°C (140° to 158°F) using suitable tool.
      Fig 6: Heating Piston To 60° To 70°C (140° To 158°F) Using Tool
      G04899812Courtesy of NISSAN NORTH AMERICA, INC.
    3. Push out piston pin using suitable tool.
      WARNING: Piston contains heat. When working, wear protective equipment to avoid getting burned.
      Fig 7: Pushing Piston Pin Using Tool
      G04878460Courtesy of NISSAN NORTH AMERICA, INC.
  13. Separate and remove rear oil seal retainer from cylinder block.
    CAUTION: Do not damage mating surface.
  14. Remove rear oil seal from rear oil seal retainer.
  15. Measure the crankshaft side clearance. Refer to "INSPECTION AFTER DISASSEMBLY ".
  16. Remove main bearing caps as follows:
    • Loosen bolts in several different steps.
    1. Loosen side bolts (M10) starting from 30 to 21 to remove.
    2. Loosen main bearing cap sub bolts (M9) starting from 20 to 11 to remove.
    3. Loosen main bearing cap bolts (M12) starting from 10 to 1 to remove.
      Fig 8: Identifying Loosening Sequence Of Main Bearing Cap Bolt And Sub Bolts
      G04899814Courtesy of NISSAN NORTH AMERICA, INC.
    4. Remove main bearing cap.
      • Insert bolts (2) into bolt holes, and then remove main bearing cap by lifting up and shaking forward and backward.
        Fig 9: Removing Main Bearing Cap
        G04899815Courtesy of NISSAN NORTH AMERICA, INC.
  17. Remove crankshaft.
  18. Remove the main bearings and thrust bearings from the cylinder block and main bearing caps.
    • When removing them, note the installation position. Keep them in the correct order.
  19. Remove pilot converter using Tool if necessary.

    Tool number: ST16610001 (J-23907) 

scientia non olet · About LEMON Manuals