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Transmission Assembly: Disassembly

CAUTION: Never disassemble parts behind drum support. Refer to "CROSS-SECTIONAL VIEW ".
  1. Drain ATF through drain plug.
  2. Remove torque converter by holding it firmly and turning while pulling straight out.
    Fig 1: Identifying Torque Converter
    G07165403Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Remove tightening bolts (← ) for converter housing and transmission case.
  4. Remove converter housing from transmission case.
    CAUTION: Be careful not to scratch converter housing.
    Fig 2: Identifying Converter Housing Bolts
    G07165404Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Remove O-ring from input clutch assembly.
    Fig 3: Identifying O-Ring
    G07165405Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Remove tightening bolts (← ) for oil pump assembly and transmission case.
    Fig 4: Locating Oil Pump Assembly Bolts
    G07165406Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Attach the sliding hammers [SST: ST25850000 (J-25721-A)] (A) to oil pump assembly (1) and extract it evenly from transmission case.
    Fig 5: Removing Oil Pump Assembly
    G07165407Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION:
    • Fully tighten the sliding hammer screws.
    • Make sure that bearing race is installed to the oil pump assembly edge surface.
  8. Remove O-ring (1) from oil pump assembly.
    Fig 6: Identifying O-Ring
    G07165408Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Remove bearing race (1) from oil pump assembly.
    Fig 7: Identifying Bearing Race
    G07165409Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Remove seal ring (1) from oil pump assembly.
    Fig 8: Identifying Seal Ring
    G07165410Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Remove under drive sun gear (1) from under drive carrier assembly.
    Fig 9: Identifying Drive Sun Gear
    G07165411Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Remove needle bearing (1) from under drive sun gear.
    Fig 10: Removing Needle Bearing
    G07165412Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Remove needle bearing (1) from under drive carrier assembly.
    Fig 11: Identifying Needle Bearing
    G07165413Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Remove front brake retaining plate, front brake drive plates, front brake driven plates, and front brake dish plate from transmission case by using a wire (A) with its tip bent like a hook.
    Fig 12: Removing Front Brake Retaining Plates
    G07165414Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove snap ring (1) from transmission case using a flat-bladed screwdriver.
    CAUTION:
    • Be careful not to scratch transmission case and 1st one-way clutch.
    • Be careful not to damage snap ring.
    Fig 13: Identifying Snap Ring
    G07165415Courtesy of NISSAN MOTOR CO., U.S.A.
  16. Remove input clutch assembly (with 1st one-way clutch, under drive carrier assembly, front brake hub, front carrier assembly, and rear internal gear) (1) from transmission case.
    Fig 14: Identifying Rear Internal Gear
    G07165416Courtesy of NISSAN MOTOR CO., U.S.A.
  17. Remove 1st one-way clutch (1) from front brake hub.
    Fig 15: Identifying 1st One-Way Clutch
    G07165417Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Remove under drive carrier assembly (with front brake hub) (1) from front carrier assembly.
    Fig 16: Identifying Front Brake Hub
    G07165418Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove needle bearing (1) from front carrier assembly.
    Fig 17: Identifying Needle Bearing
    G07165419Courtesy of NISSAN MOTOR CO., U.S.A.
  20. Remove seal rings (1) from input clutch assembly.
    Fig 18: Identifying Seal Rings
    G07165420Courtesy of NISSAN MOTOR CO., U.S.A.
  21. Remove mid carrier assembly and rear carrier assembly as a unit.
    Fig 19: Identifying Mid Carrier Assembly In Rear Carrier Assembly
    G07165421Courtesy of NISSAN MOTOR CO., U.S.A.
  22. Remove mid carrier assembly from rear carrier assembly.
    Fig 20: Identifying Mid Carrier Assembly
    G07165422Courtesy of NISSAN MOTOR CO., U.S.A.
  23. Remove needle bearing (front side) from mid carrier assembly.
    Fig 21: Identifying Needle Bearing
    G07165423Courtesy of NISSAN MOTOR CO., U.S.A.
  24. Remove needle bearing (rear side) from mid carrier assembly.
    Fig 22: Identifying Needle Bearing
    G07165424Courtesy of NISSAN MOTOR CO., U.S.A.
  25. Remove bearing race from rear carrier assembly.
    Fig 23: Identifying Bearing Race In Rear Carrier Assembly
    G07165425Courtesy of NISSAN MOTOR CO., U.S.A.
  26. Remove needle bearing from rear carrier assembly.
    Fig 24: Identifying Needle Bearing In Rear Carrier Assembly
    G07165426Courtesy of NISSAN MOTOR CO., U.S.A.
  27. Remove mid sun gear assembly, rear sun gear assembly, and high and low reverse clutch hub as a unit.
    CAUTION: Be careful to remove then with bearing race and needle bearing.
    Fig 25: Identifying High And Low Reverse Clutch Hub
    G07165427Courtesy of NISSAN MOTOR CO., U.S.A.
  28. Remove high and low reverse clutch assembly from direct clutch assembly.
    CAUTION: Make sure that needle bearing is installed to the high and low reverse clutch assembly edge surface.
    Fig 26: Identifying High And Low Reverse Clutch Assembly
    G07165428Courtesy of NISSAN MOTOR CO., U.S.A.
  29. Remove direct clutch assembly from reverse brake.
    Fig 27: Identifying Direct Clutch Assembly
    G07165429Courtesy of NISSAN MOTOR CO., U.S.A.
  30. Remove needle bearing from drum support.
    Fig 28: Identifying Needle Bearing
    G07165430Courtesy of NISSAN MOTOR CO., U.S.A.
  31. Remove snap ring (1) from joint connector (A).
    Fig 29: Identifying Snap Ring
    G07165431Courtesy of NISSAN MOTOR CO., U.S.A.
  32. Push joint connector (A).
    CAUTION: Be careful not to damage connector.
    Fig 30: Identifying Joint Connector
    G07165432Courtesy of NISSAN MOTOR CO., U.S.A.
  33. Remove oil pan mounting bolts (← ).
    Fig 31: Identifying Oil Pan Mounting Bolts
    G07165433Courtesy of NISSAN MOTOR CO., U.S.A.
  34. Remove oil pan (2) and oil pan gasket.
  35. Remove magnets (1) from oil pan.
    Fig 32: Identifying Magnets
    G07165434Courtesy of NISSAN MOTOR CO., U.S.A.
  36. Disconnect output speed sensor connector (A).
    CAUTION: Be careful not to damage connector.
  37. Disengage terminal clips (← ).
    Fig 33: Identifying Terminal Clip
    G07165435Courtesy of NISSAN MOTOR CO., U.S.A.
  38. Remove control valve&TCM mounting bolts and clip (1) from the control valve&TCM.
    Fig 34: Identifying TCM Mounting Bolts And Clip
    G07165436Courtesy of NISSAN MOTOR CO., U.S.A.
    BOLT SPECIFICATION

    Bolt symbol Length mm (in) Number of bolts
    A 43 (1.69) 3
    B 40 (1.57) 2
    C 54 (2.13) 6
    D 50 (1.97) 2
    E(1) 50 (1.97) 1
    (1) Reamer bolt
  39. Remove the control valve&TCM (1) from transmission case.
    CAUTION: When removing, never with the manual valve notch and manual plate height. Remove it vertically.
    Fig 35: Identifying Control Valve & TCM
    G07165437Courtesy of NISSAN MOTOR CO., U.S.A.
  40. Remove joint connector (1) from the control valve&TCM using a flat-bladed screwdriver (A).
    Fig 36: Identifying Joint Connector
    G07165438Courtesy of NISSAN MOTOR CO., U.S.A.
  41. Disconnect TCM connector (A).
    CAUTION: Be careful not to damage connector.
    Fig 37: Identifying TCM Connector
    G07165439Courtesy of NISSAN MOTOR CO., U.S.A.
  42. Remove rear extension assembly (2WD) or adapter case assembly (AWD) according to the following procedures.
    1. 2WD 
      1. Remove tightening bolts for rear extension assembly and transmission case.
        Fig 38: Identifying Rear Extension Assembly Bolts
        G07165440Courtesy of NISSAN MOTOR CO., U.S.A.
      2. Tap rear extension assembly using a soft hammer.
        CAUTION: Be careful not to damage adapter case.
        Fig 39: Tapping Rear Extension Assembly
        G07165441Courtesy of NISSAN MOTOR CO., U.S.A.
      3. Remove rear extension assembly from transmission case. (With needle bearing.)
        Fig 40: Identifying Rear Extension Assembly
        G07165442Courtesy of NISSAN MOTOR CO., U.S.A.
      4. Remove bearing race from output shaft.
        Fig 41: Identifying Bearing Race In Output Shaft
        G07165443Courtesy of NISSAN MOTOR CO., U.S.A.
      5. Remove output shaft from transmission case by rotating left/right.
        Fig 42: Identifying Output Shaft In Transmission Case
        G07165444Courtesy of NISSAN MOTOR CO., U.S.A.
      6. Remove parking gear (1) from output shaft (2).
        Fig 43: Removing Parking Gear From Output Shaft
        G07165445Courtesy of NISSAN MOTOR CO., U.S.A.
      7. Remove seal rings (1) from output shaft.
      Fig 44: Removing Seal Rings From Output Shaft
      G07165446Courtesy of NISSAN MOTOR CO., U.S.A.
    2. AWD 
    1. Remove tightening bolts for adapter case assembly and transmission case.
      Fig 45: Identifying Adapter Case Assembly Bolts
      G07165447Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Tap adapter case assembly using a soft hammer.
      CAUTION: Be careful not to damage adapter case.
      Fig 46: Tapping Adapter Case Assembly
      G07165448Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Remove adapter case assembly from transmission case. (With needle bearing)
      Fig 47: Identifying Adapter Case Assembly To Transmission Case
      G07165449Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Remove bearing race from output shaft.
      Fig 48: Identifying Bearing Race In Output Shaft
      G07165450Courtesy of NISSAN MOTOR CO., U.S.A.
    5. Remove output shaft from transmission case by rotating left/right.
      Fig 49: Identifying Output Shaft In Transmission Case
      G07165451Courtesy of NISSAN MOTOR CO., U.S.A.
    6. Remove gasket from transmission case.
      Fig 50: Identifying Gasket Onto Transmission Case
      G07165452Courtesy of NISSAN MOTOR CO., U.S.A.
    7. Remove parking gear (1) from output shaft (2).
      Fig 51: Removing Parking Gear From Output Shaft
      G07165453Courtesy of NISSAN MOTOR CO., U.S.A.
    8. Remove seal rings (1) from output shaft.
    Fig 52: Removing Seal Rings From Output Shaft
    G07165454Courtesy of NISSAN MOTOR CO., U.S.A.
  43. Remove needle bearing from transmission case.
    Fig 53: Identifying Needle Bearing
    G07165455Courtesy of NISSAN MOTOR CO., U.S.A.
  44. Remove output speed sensor (1) from transmission case.
    Fig 54: Identifying Output Speed Sensor
    G07165456Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION:
    • Never subject it to impact by dropping or hitting it.
    • Never disassemble.
    • Never allow metal filings, etc. to get on the sensor's front edge magnetic area.
    • Never place in an area affected by magnetism.
  45. Remove reverse brake snap ring (fixing plate) with 2 flat-bladed screwdrivers.
    CAUTION:
    • Be careful not to scratch transmission case and reverse brake retaining plate.
    • Be careful not to damage snap ring.
    NOTE: Press out snap ring from the transmission case oil pan side gap with a flat-bladed screwdriver, and remove it using a another screwdriver.
  46. Remove reverse brake retaining plate from transmission case.
    Fig 55: Identifying Reverse Brake Retaining Plate
    G07165457Courtesy of NISSAN MOTOR CO., U.S.A.
  47. Remove N-spring from transmission case.
    Fig 56: Identifying N-Spring
    G07165458Courtesy of NISSAN MOTOR CO., U.S.A.
  48. Remove reverse brake drive plates, driven plates, dish plates, and retaining plate transmission case.
    Fig 57: Identifying Reverse Brake Drive Plates
    G07165459Courtesy of NISSAN MOTOR CO., U.S.A.
  49. Remove snap ring (fixing spring retainer) using a flat-bladed screwdriver.
    CAUTION:
    • Be careful not to scratch transmission case and spring retainer.
    • Be careful not to damage snap ring.
    Fig 58: Identifying Snap Ring
    G07165460Courtesy of NISSAN MOTOR CO., U.S.A.
  50. Remove reverse brake spring retainer and reverse brake return spring from transmission case.
    Fig 59: Identifying Spring Retainer And Return Spring
    G07165461Courtesy of NISSAN MOTOR CO., U.S.A.
  51. Remove seal rings from drum support.
    Fig 60: Identifying Seal Rings
    G07165462Courtesy of NISSAN MOTOR CO., U.S.A.
  52. Remove needle bearing from drum support edge surface.
    Fig 61: Identifying Needle Bearing
    G07165463Courtesy of NISSAN MOTOR CO., U.S.A.
  53. Remove reverse brake piston (1) from transmission case with compressed air. Refer to "OIL CHANNEL ".
    Fig 62: Removing Reverse Brake Piston
    G07165464Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Care should be taken not to abruptly blow air. It makes pistons incline, as the result, it becomes hard to disassemble the pistons.
  54. Remove D-rings from reverse brake piston.
    Fig 63: Identifying D-Rings In Reverse Brake Piston
    G07165465Courtesy of NISSAN MOTOR CO., U.S.A.
  55. Remove manual shaft retaining pin with pair of nippers.
    CAUTION: Be careful not to cut retaining pin.
    Fig 64: Identifying Manual Shaft Retaining Pin
    G07165466Courtesy of NISSAN MOTOR CO., U.S.A.
  56. Remove manual plate (1) from detent spring (2).
  57. Remove parking rod (3) from manual plate.
  58. Install manual plate to detent spring.
    Fig 65: Identifying Manual Plate
    G07165467Courtesy of NISSAN MOTOR CO., U.S.A.
  59. Use a pin punch [4 mm (0.16 in) dia. commercial service tool] to knock out retaining pin (1).
    Fig 66: Identifying Retaining Pin
    G07165468Courtesy of NISSAN MOTOR CO., U.S.A.
  60. Remove manual plate from manual shaft.
    Fig 67: Identifying Manual Plate
    G07165469Courtesy of NISSAN MOTOR CO., U.S.A.
  61. Remove manual shaft from transmission case.
    Fig 68: Identifying Manual Shaft
    G07165470Courtesy of NISSAN MOTOR CO., U.S.A.
  62. Remove manual shaft oil seals using a flat-bladed screwdriver.
    CAUTION: Be careful not to scratch transmission case.
    Fig 69: Identifying Manual Shaft Oil Seals
    G07165471Courtesy of NISSAN MOTOR CO., U.S.A.
  63. Remove detent spring (1) from transmission case.
    Fig 70: Identifying Detent Spring
    G07165472Courtesy of NISSAN MOTOR CO., U.S.A.
  64. Remove needle bearing (1) from rear extension (2WD) or adapter case (AWD).
    Fig 71: Identifying Needle Bearing
    G07165473Courtesy of NISSAN MOTOR CO., U.S.A.
  65. Remove parking actuator support from rear extension (2WD) or adapter case (AWD).
    Fig 72: Identifying Parking Actuator Support
    G07165474Courtesy of NISSAN MOTOR CO., U.S.A.
  66. Remove parking pawl (with return spring) and pawl shaft from rear extension (2WD) or adapter case (AWD).
    Fig 73: Identifying Parking Pawl And Pawl Shaft
    G07165475Courtesy of NISSAN MOTOR CO., U.S.A.
  67. Remove return spring (1) from parking pawl (2).
    Fig 74: Identifying Return Spring And Parking Pawl
    G07165476Courtesy of NISSAN MOTOR CO., U.S.A.
  68. Remove rear oil seal from rear extension (B) or adapter case (C) using a flat-bladed screwdriver (A).
Fig 75: Removing Rear Oil Seal
G07165477Courtesy of NISSAN MOTOR CO., U.S.A.
CAUTION: Be careful not to scratch adapter case.
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