FixVault

Transaxle Disassembly: Notes

  1. Remove filler plug and drain plug with 2 gaskets. See Fig 1. Remove bolt and vehicle speed sensor. Using a small screwdriver, remove clip from vehicle speed sensor. Remove vehicle speed sensor driven gear from speed sensor. Using a small screwdriver, remove "O" ring from speed sensor. See Fig 2.
  2. Remove back-up light switch with gasket. Remove 3 bolts and control lever housing support bracket. See Fig 2. Remove 2 bolts and selecting bellcrank assembly. Remove control bellcrank dust cover from selecting bellcrank assembly. See Fig 1. Remove clutch release fork and release bearing. Remove release fork boot and release fork support. See Fig 2.
  3. Remove 9 transaxle case cover bolts. See Figure. Using a brass drift and a hammer, carefully tap projection of transaxle case cover to remove case cover from transaxle case.
  4. Using a dial indicator, measure 5th gear thrust clearance. See Fig 3. Standard clearance is .0039-.0224" (.100-.570 mm). Service limit is .0224" (.570 mm). Measure 5th gear radial clearance. See Fig 4. For clearance specifications, see 5TH GEAR RADIAL CLEARANCE SPECIFICATIONS  table. If clearances exceed specification, replace gear, needle roller bearing or shaft.
    5TH GEAR RADIAL CLEARANCE SPECIFICATIONS

    Application In. (mm)
    5th Gear Radial Clearance
    KOYO
    Standard .0006-.0023 (.015-.058)
    Service Limit .0023 (.058)
    NSK
    Standard .0006-.0022 (.015-.056)
    Service Limit .0022 (.056)
  5. Remove lock bolt and gasket. Remove 4 bolts, and pull out shift and select lever shaft assembly with gasket. See Fig 1. Engage gear double meshing. Using a chisel and a hammer, loosen staked part of lock nut on output shaft. Remove lock nut. See Fig 5. Disengage gear double meshing. Remove bolt from No. 3 gear shift fork. Remove No. 3 hub sleeve and 3 shifting keys with No. 3 gear shift fork. See Fig 6.
  6. Using 2 screwdrivers and a hammer, tap out 5th gear snap ring. Using Puller Set (09950-40011), remove No. 3 clutch hub assembly, 5th gear and synchronizer ring. Remove needle roller bearing and spacer. Using Puller Set (09950-40011), remove 5th driven gear.
  7. Remove 5 bolts and rear bearing retainer. See Fig 16. Using snap ring expander, remove 2 snap rings while pulling up on shafts. See Fig 7.
  8. Remove reverse idler gear shaft lock bolt and gasket. Using 2 screwdrivers and a hammer, remove snap ring from No. 2 shift fork shaft. See Fig 8. Using hexagon wrench, remove 3 straight screw plugs. See Fig 9. Using magnetic finger, remove 3 seats, springs and balls. Using hexagon wrench, remove lock ball assembly. See Fig 10.
  9. Remove 16 transaxle case bolts. See Fig 11. Using a plastic-faced hammer, carefully tap projection of transaxle case to separate case halves. Remove 2 bolts and oil receiver pipes from transaxle case. See Figure. Remove reverse idler gear, thrust washer and shaft. Remove 2 bolts and reverse shift arm bracket. See Fig 12.
  10. Using 2 screwdrivers and a hammer, tap out 3 snap rings from each gear shift fork shaft. Remove No. 1 gear shift head, No. 1 and No. 2 gear shift fork set bolts. See Fig 13. Pull up No. 3 gear shift fork shaft, and remove No. 2 gear shift fork shaft. Remove No. 1 gear shift head. See Fig 14. Using magnetic finger, remove 2 balls from reverse shift fork. See Fig 15. Remove No. 3 gear shift fork shaft and reverse shift fork. Pull out No. 1 gear shift fork shaft from transaxle case.
  11. Remove No. 1 and No. 2 gear shift forks. Remove input and output shafts from transaxle case. Remove differential case assembly. See Fig 2. Remove magnet from transaxle case. Remove bolt and transaxle case receiver from transaxle case. See Fig 2. Using a screwdriver, remove 2 shifting key springs from No. 3 clutch hub. Remove No. 3 shifting keys (3) from No. 3 clutch hub.
    Fig 1: Removing Transaxle Case External Components
    G00204235Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Removing Differential Case Assembly & Bearing
    G00204234Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: Measuring 5th Gear Thrust Clearance
    G00204236Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 4: Measuring 5th Gear Radial Clearance
    G00204237Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 5: Removing Output Shaft Lock Nut
    G00204238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 6: Removing No. 3 Hub Sleeve & No. 3 Gear Shift Fork
    G00204191Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 7: Removing Shaft Bearing Snap Rings
    G00204239Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 8: Removing Reverse Idler Gear Shaft Lock Bolt & Gasket
    G00204195Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 9: Removing Straight Screw Plugs (3)
    G00204196Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 10: Removing Lock Ball Assembly
    G00204197Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 11: Removing Transaxle Case Bolts (16)
    G00200230Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 12: Removing Reverse Shift Arm Bracket
    G00204198Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 13: Removing Snap Rings, Shift Head & Shift Fork Bolts
    G00204240Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 14: Removing No. 1 Gear Shift Head
    G00204199Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 15: Removing 2 Balls From Reverse Shift Fork
    G00204200Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 16: Exploded View Of Transaxle Internal Components
    G00031311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002