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Removal and Installation: Removal: Preparation

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain engine coolant. Refer to "DRAINING ENGINE COOLANT ".
  2. Partially drain A/T fluid. Refer to "CHANGING A/T FLUID ".
  3. Release fuel pressure. Refer to "FUEL PRESSURE RELEASE ".
  4. Remove the engine hood. Refer to REMOVAL AND INSTALLATION OF HOOD ASSEMBLY .
  5. Remove the cowl extension. Refer to "REMOVAL AND INSTALLATION ".
  6. Remove engine room cover using power tools.
    Fig 1: Removing Engine Room Cover Bolts With Torque Specifications
    G03601178Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Remove the air duct and air cleaner case assembly "REMOVAL ".
  8. Disconnect vacuum hose between vehicle and engine and set it aside.
  9. Remove the radiator assembly and hoses. Refer to "REMOVAL ".
  10. Remove the drive belts. Refer to "REMOVAL ".
  11. Remove the fan blade. Refer to "REMOVAL ".
  12. Disconnect the engine room harness from the fuse box and set it aside.
  13. Disconnect the ECM.
  14. Disconnect the engine room harness from the engine side and set it aside.
  15. Disconnect the engine harness grounds.
  16. Disconnect the power steering reservoir tank from engine and move it aside.
  17. Disconnect power steering oil pump from engine. Move it aside and secure it using suitable wire or rope. Refer to "REMOVAL ".
  18. Remove the A/C compressor bolts and set the compressor aside. Refer to "REMOVAL ".
  19. Disconnect brake booster vacuum line.
  20. Disconnect EVAP line.
  21. Disconnect the fuel hose at the engine side connection. Refer to "REMOVAL ".
  22. Disconnect the heater hoses at cowl, and install plugs to avoid leakage of engine coolant.
  23. Remove the A/T oil level indicator and indicator tube upper bolts.
  24. Remove front final drive assembly (4x4 only). Refer to "REMOVAL ".
  25. Remove exhaust manifolds. Refer to "REMOVAL ".
  26. Install engine slingers into left bank cylinder head and right bank cylinder head.

    Engine slinger torque: 45.0 N.m (4.6 kg-m, 33 ft-lb) 

  27. Remove the A/T. Refer to "REMOVAL AND INSTALLATION (4X2) " or "REMOVAL AND INSTALLATION (4X4) ".
  28. Lift using a hoist and secure the engine in position.
  29. Remove engine assembly from vehicle, avoid interference with vehicle body.
    CAUTION:
    • Before and during this lifting, always check if any harnesses are left connected.
      Fig 2: Removing Engine Assembly From Vehicle
      G03601179Courtesy of NISSAN MOTOR CO., U.S.A.
  30. Remove the parts that may restrict installation of engine to engine stand.
    NOTE: This procedure is described assuming that you use an engine stand mounting to the surface to which the transmission mounts.
    1. Remove drive plate.
      • Holding crankshaft pulley bolt, lock crankshaft to remove drive plate bolts.
      • Loosen bolts diagonally.
    CAUTION:
    • Be careful not to damage drive plate. Especially avoid deforming and damaging of signal plate teeth (circumference position).
    • Place the drive plate with signal plate surface facing other than downward.
    • Keep magnetic materials away from signal plate.
      Fig 3: Identifying Signal Plate
      G03601180Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Use an engine stand that has a load capacity [approximately 240kg (529 lb) or more] large enough for supporting the engine weight.
    • If the load capacity of the stand is not adequate, remove the following parts beforehand to reduce the potential risk of overturning the stand.
      • Remove fuel tube and fuel injector assembly. Refer to "REMOVAL ".
      • Remove intake manifold. Refer to "REMOVAL ".
      • Remove ignition coil. Refer to "REMOVAL ".
      • Remove rocker cover. Refer to "REMOVAL ".
      • Other removable brackets.
    CAUTION: Before removing the hanging chains, make sure the engine stand is stable and there is no risk of overturning.
  31. Remove alternator. Refer to "REMOVAL ".
  32. Remove engine mounting insulator and bracket using power tool.
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