LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2011 >> Sentra S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical (Qr25DE)) >> Service Information >> Engine Assembly >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Release fuel pressure. Refer to "FUEL PRESSURE CHECK ".
  2. Disconnect the fuel rail at the fuel hose quick connector (engine side). Refer to INTAKE MANIFOLD .
  3. Drain the engine coolant. Refer to "CHANGING ENGINE COOLANT ".
    CAUTION:
    • Perform this step when the engine is cold.
    • Do not spill engine coolant on drive belt.
  4. Drain clutch fluid (M/T models). Refer to "AIR BLEEDING PROCEDURE ".
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  5. Remove the engine hood assembly. Refer to "REMOVAL AND INSTALLATION ".
  6. Remove cowl extension. Refer to "REMOVAL AND INSTALLATION ".
  7. Remove the battery, battery hold downs, and battery tray. Refer to "REMOVAL AND INSTALLATION (QR25DE BATTERY TRAY) ".
  8. Disconnect CVT fluid cooler hoses (CVT models).
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  9. Disconnect the MAF sensor electrical connector.
  10. Disconnect brake fluid level sensor.
  11. Remove the air duct and air cleaner case assembly. Refer to "REMOVAL AND INSTALLATION ".
  12. Remove vacuum hose from intake manifold.
  13. Disconnect EVAP hose.
  14. Disconnect the heater hoses.
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  15. Remove engine room cover.
  16. Remove the engine coolant reservoir tank and radiator hoses (upper) and (lower). Refer to "REMOVAL AND INSTALLATION ".
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  17. Disconnect and set aside the IPDM/ER and remove the IPDM/ER bracket. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".
  18. Disconnect ground cable from generator bracket.
  19. Disconnect A/C piping from compressor and position aside.
  20. Disconnect camshaft position sensor.
  21. Disconnect the engine wiring harness retainers and ground strap.
  22. Disconnect the transaxle shift controls.
  23. Remove transaxle ground strap.
  24. Remove front exhaust tube. Refer to "COMPONENT ".
  25. Remove the LH and RH drive shafts. Refer to "REMOVAL AND INSTALLATION (LEFT SIDE) " and "REMOVAL AND INSTALLATION (RIGHT SIDE) ".
    NOTE: Cap or plug opening(s) to prevent fluid from spilling.
  26. Remove the rear torque rod.
  27. Remove the front suspension member. Refer to "REMOVAL AND INSTALLATION ".
  28. Disconnect PNP switch.
  29. Install engine slingers into front left cylinder head and rear right cylinder head.
    • Use generator bracket bolt holes for the front slinger.
    • Use the proper slingers and bolts as described in the Parts Catalog.

      Slinger bolts - front (B) : 48 N.m (4.9 kg-m, 35 ft-lb) 

      Slinger bolts - rear (A) : 28 N.m (2.8 kg-m, 21 ft-lb) 

      Fig 1: View Of Engine Slingers On Front Left Cylinder Head & Rear Right Cylinder Head
      G07137558Courtesy of NISSAN MOTOR CO., U.S.A.
  30. Support engine and transaxle assembly with engine lifting equipment from the top with the vehicle raised on a hoist.
  31. Remove the torque rod (RH).
  32. Remove engine mounting insulator and bracket (RH).
  33. Remove engine mounting bracket (LH) (CVT models).
  34. Remove engine mounting insulator (LH) nut.
  35. Lower the engine and transaxle assembly from the engine compartment using Tool.
    CAUTION:
    • Before and during this procedure, always check if any harnesses are left connected.
    • Avoid any damage to, or any oil/grease smearing or spills onto the engine mounting insulators.

    Tool number : - (J-47242) 

  36. Remove the starter motor. Refer to "REMOVAL AND INSTALLATION QR25DE ".
  37. Separate engine and transaxle assembly. Refer to "REMOVAL AND INSTALLATION (QR25DE) " (CVT models), "REMOVAL AND INSTALLATION " (RS6F52A) or "REMOVAL AND INSTALLATION " (RS6F52H) (M/T models).