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Automatic Transaxle Unit: Inspection

  1. INSPECT INPUT SHAFT END PLAY 
    1. Using a dial indicator, measure the end play in the axial direction.

      Standard end play: 0.374 to 1.292 mm (0.0147 to 0.0509 in.) 

      If the end play is not as specified, select and replace the thrust needle roller bearing.

      Fig 1: Inspecting Input Shaft End Play
      G04154233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT INTERMEDIATE SHAFT ASSEMBLY 
    1. Using a dial indicator, measure the end play of the intermediate shaft.

      Standard end play: 0.204 to 0.966 mm (0.008 to 0.038 in.) 

      Fig 2: Inspecting Intermediate Shaft Assembly End Play
      G04154234Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSPECT 2ND COAST AND OVERDRIVE BRAKE DISC 
    1. Visually check if the sliding surface of the disc, plate and flange are worn or burnt. Replace as necessary.

      HINT:

      • If the lining of the disc is peeling off or discolored, or even if a part of the printed number is defaced, replace all discs.
      • Before assembling new discs, soak them in ATF for at least 15 minutes.
        Fig 3: Inspecting 2nd Coast And Overdrive Brake Disc
        G04154235Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSPECT 1-WAY CLUTCH ASSEMBLY 
    1. Hold the rear planetary sun gear and turn the 1-way clutch. The 1-way clutch should turn freely clockwise and should lock counterclockwise.
      Fig 4: Inspecting 1-Way Clutch Assembly
      G04154236Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSPECT 2ND BRAKE BRAKE DISC 
    1. Visually check if the sliding surface of the disc, plate and flange are worn or burnt. Replace as necessary.

      HINT:

      • If the lining of the disc is peeling off or discolored, or even if a part of the printed mark is defaced, replace all discs.
      • Before assembling new discs, soak them in ATF for at least 15 minutes.
        Fig 5: Inspecting 2nd Brake Brake Disc
        G04154237Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSPECT NO. 2 1-WAY CLUTCH 
    1. Install the 1-way clutch and thrust washer to the rear planetary sun gear.
    2. Hold the rear planetary sun gear and turn the 1-way clutch. The 1-way clutch should turn freely counterclockwise and should lock clockwise.
      Fig 6: Inspecting No. 2 1-Way Clutch
      G04154238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSPECT 1ST AND REVERSE BRAKE DISC 
    1. Visually check if the sliding surface of the disc, plate and flange are worn or burnt. Replace as necessary.

      HINT:

      • If the lining of the disc is peeling off or discolored, or even if a part of the printed mark is defaced, replace all discs.
      • Before assembling new discs, soak them in ATF for at least 15 minutes.
        Fig 7: Inspecting 1st And Reverse Brake Disc
        G04154239Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY 
    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length: 13.96 mm (0.5496 in.) 

      Fig 8: Inspecting 1st And Reverse Brake Return Spring Sub-Assembly
      G04154240Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSPECT INPUT SHAFT ASSEMBLY 
    1. Make sure that the input shaft turns smoothly.
      Fig 9: Inspecting Input Shaft Assembly
      G04154241Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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