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Home › Nissan-Datsun › 2003 › Sentra SE-R, Standard › Repair and Diagnosis › Transmission › Manual Transaxle (RS5F51A) › Transaxle Assembly › Disassembly and Assembly › Assembly

Disassembly and Assembly: Assembly

  1. Install a new input shaft oil seal from the clutch housing end, to a depth of 1.8 - 2.8 mm (0.071 - 0.110 in) using Tool as shown.
    CAUTION: Oil seals are not reusable.
    Fig 1: Installing Input Shaft Oil Seal
    G01298474Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Install a new differential oil seal using Tool as shown.
    CAUTION: Oil seals are not reusable.
    Fig 2: Installing Differential Oil Seal
    G01298475Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Install oil channel on mainshaft side.
    CAUTION: Position oil channel with specified orientation for installation as shown.
    Fig 3: Installing Oil Channel On Mainshaft Side
    G01298476Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Install mainshaft front bearing using Tool as shown.
    CAUTION: Install with orientation as shown.
    Fig 4: Installing Mainshaft Front Bearing
    G01298477Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Install bearing retainer for mainshaft front bearing.
    1. Bearing retainer bolt: 6.27 - 8.33 N.m (0.64 - 0.84 kg-m, 56 - 73 in-lb) 
    CAUTION: Install with the punched surface facing up.
    Fig 5: Installing Bearing Retainer For Mainshaft Front Bearing
    G01298478Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Install differential side bearing outer race using Tool as shown.
    Fig 6: Installing Differential Side Bearing Outer Race
    G01298479Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Install final drive assembly into clutch housing.
    Fig 7: Installing Final Drive Assembly Into Clutch Housing
    G01298480Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Install input shaft assembly, mainshaft assembly, and reverse idler gear assembly into clutch housing.
    CAUTION: Be sure not to damage input shaft oil seal.
    Fig 8: Identifying Input Shaft Assembly, Mainshaft Assembly And Reverse Idler Gear Assembly
    G01298481Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Install 1st-2nd fork rod bracket onto 1st-2nd fork rod, and then install a new retaining pin.
    CAUTION: Retaining pins are not reusable.
    Fig 9: Identifying Retaining Pin
    G01298482Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Install 1st-2nd fork rod and 1st-2nd shift fork, and then install a new retaining pin.
    CAUTION: Retaining pins are not reusable.
    Fig 10: Identifying Retaining Pin In 1st-2nd Fork Rod And 1st-2nd Shift Fork
    G01298483Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Install shift check sleeve.
  12. Install 3rd-4th bracket, 3rd-4th shift fork, and 3rd-4th fork rod with interlock pin.
  13. Install a new stopper ring onto 3rd-4th shift fork.
    CAUTION: Stopper rings are not reusable.
    14. Fig 11: Locating Retainer Pin And Stopper Ring
    G01298484Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Install a new retaining pin onto 3rd-4th bracket.
    CAUTION: Retaining pins are not reusable.
  15. Install 2 check balls.
  16. Install 5th-reverse bracket, 5th shift fork, and 5th-reverse fork rod.
  17. Install a new stopper ring onto 5th-reverse bracket.
    CAUTION: Stopper rings are not reusable.
    Fig 12: Installing Stopper Ring Onto 5th-Reverse Bracket
    G01298485Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Install a new retaining pin onto 5th shift fork.
    CAUTION: Retaining pins are not reusable.
    Fig 13: Identifying Retaining Pin Onto 5Th Shift Fork
    G01298486Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Install reverse shift fork and reverse fork rod.
  20. Install reverse lever assembly following procedures below.
    1. Install shifter cap onto reverse lever assembly cam, and then install them onto reverse shift fork.
      CAUTION: Do not drop shifter cap.
      2. Fig 14: Identifying Reverse Lever Assembly
      G01298487Courtesy of NISSAN MOTOR CO., U.S.A.
    2. While lifting reverse shift fork, align cam with 5th-reverse fork rod bracket.
    3. Install the reverse lever assembly and tighten the reverse lever assembly bolts to specification.
      1. Reverse lever assembly bolts: 11.8 - 15.6 N.m (1.2 - 1.5 kg-m, 9-11 ft-lb) 
      Fig 15: Tightening Reverse Lever Assembly Bolts
      G01298488Courtesy of NISSAN MOTOR CO., U.S.A.
  21. Install the magnet onto clutch housing.
  22. Install selected input shaft adjusting shim onto input shaft.
  23. Install baffle plate and oil gutter.
  24. Install transaxle case following procedures below.
    1. Install selected mainshaft rear bearing adjusting shim into transaxle case.
    2. Temporarily install a new snap ring for the mainshaft rear bearing into transaxle case.
      CAUTION: Do not reuse the snap ring.
    3. Apply sealant to mating surfaces of transaxle case and clutch housing. Use Genuine Anaerobic Liquid Gasket or equivalent. Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".
      CAUTION: Remove old sealant adhering to mounting surfaces. Also remove any moisture, oil, or foreign material adhering to application and mounting surfaces.
      Fig 16: Applying Genuine Anaerobic Liquid Gasket
      G01298489Courtesy of NISSAN MOTOR CO., U.S.A.
    4. With snap ring of mainshaft rear bearing temporarily installed, place transaxle case over clutch housing as shown.
      Fig 17: Identifying Snap Ring And Main Shaft Rear Bearing
      G01298490Courtesy of NISSAN MOTOR CO., U.S.A.
    5. Through bore plug mounting hole, with snap ring stretched, and lift up mainshaft assembly from the control assembly mounting hole.
    6. Securely install snap ring onto mainshaft rear bearing as shown.
      Fig 18: Installing Snap Ring And Main Shaft Rear Bearing
      G01298491Courtesy of NISSAN MOTOR CO., U.S.A.
    7. Tighten mounting bolts "A" and "B" to specification as shown.
      1. Bolt A: 50.0 - 53.9 N.m (5.1 - 5.4 kg-m, 37 - 39 ft-lb) 
      2. Bolt B: 63.0 - 66.9 N.m (6.5 - 6.8 kg-m, 47 - 49 ft-lb) 
      CAUTION: Always replace bolts "B" as they are self-sealing bolts.
      Fig 19: Tightening Mounting Bolts A And B
      G01298492Courtesy of NISSAN MOTOR CO., U.S.A.
    8. Install control assembly.
      CAUTION: Do not reuse the O-ring.
    9. Install a new shift check and a new stopper bolt.
      CAUTION: Shift check and stopper bolt are not reusable.
  25. Install a new bore plug using Tool as shown.
    CAUTION: Bore plugs are not reusable.
    Fig 20: Installing Bore Plug
    G01298493Courtesy of NISSAN MOTOR CO., U.S.A.
  26. Install a new welch plug using Tool as shown.
    CAUTION: Do not reuse the welch plug.
    Fig 21: Installing Welch Plug
    G01298494Courtesy of NISSAN MOTOR CO., U.S.A.
  27. Install 1 shift check sleeve, 3 check balls, 3 check springs, and 3 new check ball plugs as shown.
    CAUTION: Check ball plugs are not reusable.
    Fig 22: Installing Shift Check Sleeve, Check Balls, Check Springs And Check Ball Plugs
    G01298495Courtesy of NISSAN MOTOR CO., U.S.A.
  28. Apply sealant to threads of PNP switch and back-up lamp switch, then install them into transaxle case. Use Genuine Anaerobic Liquid Gasket or equivalent. Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".
    29. Fig 23: Installing PNP Switch And Back-Up Lamp Switch
    G01298496Courtesy of NISSAN MOTOR CO., U.S.A.
  29. Install new gaskets onto drain plug and filler plug, and then install them into transaxle case.
    CAUTION:
    • Gaskets are not reusable.
    • After oil is filled, tighten filler plug to specified torque.
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