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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R Spec V >> Repair and Diagnosis >> External Pages >> Different car >> Section 2145 (Engine Mechanical) >> Unit Removal And Installation >> Engine Assembly >> Removal and Installation >> Removal >> Preparation

Removal and Installation: Removal: Preparation

WARNING: This page is about a different car, the 2011 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove front and rear engine under covers, if equipped. Refer to "REMOVAL AND INSTALLATION ".
  2. Drain engine coolant. Refer to "CHANGING ENGINE COOLANT ".
  3. Release fuel pressure. Refer to "FUEL PRESSURE CHECK ".
  4. Remove the engine hood. Refer to "REMOVAL AND INSTALLATION OF HOOD ASSEMBLY ".
  5. Disconnect the battery negative terminal. Refer to "REMOVAL AND INSTALLATION ".
  6. Remove the air duct and resonator assembly and air cleaner case assembly. Refer to "REMOVAL AND INSTALLATION ".
  7. Disconnect brake booster vacuum hose between vehicle and engine and set it aside.
  8. Remove the radiator assembly and hoses. Refer to "REMOVAL AND INSTALLATION ".
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  9. Remove the drive belt. Refer to "REMOVAL AND INSTALLATION ".
  10. Remove the engine cooling fan (crankshaft driven type) and shroud. Refer to "REMOVAL AND INSTALLATION (CRANKSHAFT DRIVEN TYPE) ".
  11. Disconnect the engine room harness from the engine side and set it aside.
  12. Disconnect the engine harness grounds.
  13. Reposition the power steering reservoir tank aside in the engine compartment.
  14. Disconnect power steering oil pump from engine. Move it from its location and secure with a rope. Refer to "REMOVAL AND INSTALLATION ".
  15. Remove the A/C compressor bolts and reposition the A/C compressor without disconnecting the A/C hoses. Refer to "REMOVAL AND INSTALLATION FOR COMPRESSOR ".
  16. Disconnect EVAP line.
  17. Disconnect the fuel hose at the engine side connection. Refer to "REMOVAL AND INSTALLATION ".
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  18. Disconnect the heater hoses at cowl, and install plugs to avoid leakage of engine coolant.
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  19. Remove the A/T oil level indicator and indicator tube (A/T models).
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  20. Remove front final drive assembly (4WD models). Refer to "REMOVAL AND INSTALLATION ".
  21. Remove three way catalyst. Refer to "REMOVAL AND INSTALLATION (THREE WAY CATALYST) ".
  22. Install engine slingers into left bank and right bank.

    Engine slinger torque: 28.0 N.m (2.9 kg-m, 21 ft-lb) 

    Fig 1: Engine Slingers With Torque Specification
    G07152136
  23. Remove front frame crossmember.
  24. Remove transmission. Refer to "REMOVAL AND INSTALLATION FROM VEHICLE " (4WD M/T models), "REMOVAL AND INSTALLATION (2WD) " (2WD A/T models), "REMOVAL AND INSTALLATION (4WD) " (4WD A/T models).
  25. Remove engine mounting insulator bracket (upper) with power tool.
  26. Lift with hoist and secure the engine in position.
  27. Remove engine mount bracket bolts.
  28. Remove engine assembly from vehicle, avoiding interference with vehicle body.
    CAUTION:
    • Before and during this lifting, always check if any harnesses are left connected.
  29. Remove the parts that may restrict installation of engine to engine stand.
    NOTE: The procedure is described assuming that you use a engine holding the surface, to which transmission is installed.
    1. Remove clutch cover and clutch disc (M/T models). Refer to "REMOVAL AND INSTALLATION ".
    2. Remove flywheel (M/T models) or drive plate (A/T models).
      • Holding crankshaft pulley bolts, lock crankshaft to remove flywheel or drive plate bolts.
      • Loosen bolts diagonally.
        CAUTION:
        • Be careful not to damage or scratch drive plate (A/T models) and contact surface for clutch disc of flywheel (M/T models). Especially avoid deforming and damaging of signal plate teeth (circumference position).
        • Do not disassemble drive plate.
        • Place the drive plate with signal plate surface facing other than downward.
        • Keep magnetic materials away from signal plate.
          Fig 2: Identifying Signal Plate
          G07152137
        • Before removing the hanging chains, make sure the engine stand is stable and there is no risk of overturning.
        • 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 AND INSTALLATION ".
        • Remove intake manifold. Refer to "REMOVAL AND INSTALLATION ".
        • Remove rocker cover. Refer to "REMOVAL AND INSTALLATION ".
        • Other removable brackets.
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