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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (RA62 Manual Transmission) >> Input Shaft >> Disassembly

Input Shaft: Disassembly

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  1. INSPECT 6TH GEAR THRUST CLEARANCE 
    1. Using a dial indicator, measure the 6th gear thrust clearance.

      Standard clearance: 

      0.20 to 0.48 mm (0.0079 to 0.0189 in.) 

      Maximum clearance: 

      0.48 mm (0.0189 in.) 

      If the clearance is outside the specification, replace the defective gear, thrust washer or shaft.

      Fig 1: Inspecting 6th Gear Thrust Clearance
      G05824769Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT 3RD GEAR THRUST CLEARANCE 
    1. Using a feeler gauge, measure the 3rd gear thrust clearance.

      Standard clearance: 

      0.19 to 0.51 mm (0.0075 to 0.0201 in.) 

      Maximum clearance: 

      0.51 mm (0.0201 in.) 

      If the clearance is outside the specification, replace the defective gear, thrust washer, clutch hub or shaft.

      Fig 2: Inspecting 3rd Gear Thrust Clearance
      G05824770Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE 4TH GEAR THRUST CLEARANCE 
    1. Using a dial indicator, measure the 4th gear thrust clearance.

      Standard clearance: 

      0.12 to 0.38 mm (0.0047 to 0.0150 in.) 

      Maximum clearance: 

      0.38 mm (0.0150 in.) 

      If the clearance is outside the specification, replace the defective gear, clutch hub or shaft.

      Fig 3: Measuring 4th Gear Thrust Clearance
      G05824771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSPECT 6TH GEAR RADIAL CLEARANCE 
    1. Using a dial indicator, measure the 6th gear radial clearance.

      Standard clearance: 

      0.015 to 0.065 mm (0.0006 to 0.0026 in.) 

      Maximum clearance: 

      0.065 mm (0.0026 in.) 

      If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.

      Fig 4: Measuring 6th Gear Radial Clearance
      G05824772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSPECT 3RD GEAR RADIAL CLEARANCE 
    1. Using a dial indicator, measure the 3rd gear radial clearance.

      Standard clearance: 

      0.015 to 0.067 mm (0.0006 to 0.0026 in.) 

      Maximum clearance: 

      0.067 mm (0.0026 in.) 

      If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.

      Fig 5: Measuring 3rd Gear Radial Clearance
      G05824773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSPECT 4TH GEAR RADIAL CLEARANCE 
    1. Using a dial indicator, measure the 4th gear radial clearance.

      Standard clearance: 

      0.013 to 0.026 mm (0.0005 to 0.0010 in.) 

      Maximum clearance: 

      0.026 mm (0.0010 in.) 

      If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.

      Fig 6: Measuring 4th Gear Radial Clearance
      G05824774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NO. 3 TRANSMISSION CLUTCH HUB SHAFT SNAP RING 
    1. Using 2 screwdrivers and a hammer, tap out the snap ring.

      HINT:

      Use a shop rag or a piece of cloth to prevent the snap ring from flying off.

      Fig 7: Removing No. 3 Transmission Clutch Hub Shaft Snap Ring
      G05824775Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE 6TH GEAR 
    1. Using SST and a press, remove the No. 3 transmission clutch hub, hub sleeve, synchronizer ring and 6th gear from the input shaft.

      SST 09950-00020, 09950-70010 (09951 -07200), 09950-60010 (09951-00300) 

      NOTE:
      • Do not tighten SST excessively.
      • Support the gear and input shaft by hand so they do not fall off.
        Fig 8: Removing 6th Gear
        G05824776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE 6TH GEAR NEEDLE ROLLER BEARING 
    1. Remove the 6th gear needle roller bearing from the input shaft.
      Fig 9: Removing 6th Gear Needle Roller Bearing
      G05824777Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE SPACER 
    1. Remove the spacer from the input shaft.
      Fig 10: Removing Spacer From Input Shaft
      G05824778Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE GEAR THRUST WASHER SHAFT SNAP RING 
    1. Using a snap ring expander, remove the snap ring from the input shaft.
      Fig 11: Removing Gear Thrust Washer Shaft Snap Ring
      G05824779Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE 3RD GEAR THRUST WASHER 
    1. Remove the 3rd gear thrust washer from the input shaft.
      Fig 12: Removing 3rd Gear Thrust Washer
      G05824780Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE 3RD GEAR 
    1. Remove the 3rd gear from the input shaft.
      Fig 13: Removing 3rd Gear
      G05824781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE STRAIGHT PIN 
    1. Remove the straight pin from the input shaft.
      Fig 14: Removing Straight Pin Onto Input Shaft
      G05824782Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE 3RD GEAR NEEDLE ROLLER BEARING 
    1. Remove the 3rd gear needle roller bearing from the input shaft.
      Fig 15: Removing 3rd Gear Needle Roller Bearing
      G05824783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE SPACER 
    1. Remove the spacer from the input shaft.
      Fig 16: Removing Spacer
      G05824784Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE NO. 2 SYNCHRONIZER RING SET 
    1. Remove the No. 2 synchronizer ring set from the input shaft.
      Fig 17: Removing No. 2 Synchronizer Ring Set
      G05824785Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE NO. 2 CLUTCH HUB SETTING SHAFT SNAP RING 
    1. Using a snap ring expander, remove the snap ring from the input shaft.
      Fig 18: Removing No. 2 Clutch Hub Setting Shaft Snap Ring
      G05824786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE 4TH GEAR 
    1. Using SST and a press, remove the No. 2 transmission clutch hub, hub sleeve, synchronizer ring and 4th gear from the input shaft.

      SST 09950-00020 

      NOTE: Support the gear and input shaft by hand so they do not fall off.
      Fig 19: Removing 4th Gear
      G05824787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE 4TH GEAR NEEDLE ROLLER BEARING 
    1. Remove the 4th gear needle roller bearing from the input shaft.
      Fig 20: Removing 4th Gear
      G05824788Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE INPUT SHAFT FRONT BEARING SNAP RING 
    1. Using 2 screwdrivers and a hammer, tap out the snap ring.

      HINT:

      Use a shop rag or a piece of cloth to prevent the snap ring from flying off.

      Fig 21: Removing Input Shaft Front Bearing Snap Ring
      G05824789Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE INPUT SHAFT FRONT BEARING 
    1. Using SST and a press, remove the input shaft front bearing from the input shaft.

      SST 09950-00020 

      NOTE: Support the gear and input shaft by hand so they do not fall off.
      Fig 22: Removing Input Shaft Front Bearing
      G05824790Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE NO. 2 TRANSMISSION CLUTCH HUB 
    1. Remove the clutch hub, 3 synchromesh shifting keys, 3 balls and 3 springs from the hub sleeve.

      HINT:

      Use a shop rag or a piece of cloth to prevent the ball and spring from flying off.

  24. REMOVE NO. 3 TRANSMISSION CLUTCH HUB 
    1. Perform the same procedures as for the No. 2 transmission clutch hub.
      Fig 23: Removing No. 3 Transmission Clutch Hub
      G05824791Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002