AUTOMATIC TRANSMISSION UNIT INSPECTION

PROCEDURE


  1. INSPECT NO. 1 BRAKE DISC

    A001CLO

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  2. INSPECT FRONT PLANETARY GEAR ASSEMBLY

    A001AO6

    1. Using a feeler gauge, measure the front planetary gear pinion thrust clearance.

      Standard clearance
      0.2 to 0.6 mm (0.008 to 0.024 in.)

      If the clearance is not as specified, replace the front planetary gear assembly.

  3. INSPECT NO. 3 CLUTCH DISC

    A001DDC

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  4. INSPECT REVERSE CLUTCH DISC

    A001F3X

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  5. INSPECT REVERSE CLUTCH RETURN SPRING SUB-ASSEMBLY

    A001C36

    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length
      22.21 mm (0.8744 in.)

      If the free length is shorter than the standard free length, replace the reverse clutch return spring sub-assembly.

  6. INSPECT OVERDRIVE CLUTCH RETURN SPRING SUB-ASSEMBLY

    A001FEH

    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length
      21.09 mm (0.8303 in.)

      If the free length is shorter than the standard free length, replace the forward clutch return spring sub-assembly.

  7. INSPECT NO. 3 CLUTCH DRUM SUB-ASSEMBLY

    A001DWO

    1. Using a caliper gauge, measure the inside diameter of the overdrive and reverse multiple disc clutch drum bush.

      Standard inside diameter for front side
      67.40 to 67.44 mm (2.6535 to 2.6551 in.)
      Standard inside diameter for rear side
      55.62 to 55.64 mm (2.1898 to 2.1905 in.)

      If the inside diameter is not as specified, replace the overdrive and reverse multiple disc clutch drum.

  8. INSPECT FORWARD MULTIPLE CLUTCH DISC

    A001C8G

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  9. INSPECT FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY

    A001BBQ

    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length
      20.82 mm (0.8197 in.)

      If the free length is shorter than the standard free length, replace the forward clutch return spring sub-assembly.

  10. INSPECT FORWARD CLUTCH DRUM SUB-ASSEMBLY

    A0019YN

    1. Using a caliper gauge, measure the inside diameter of the forward clutch drum bush.

      Standard inside diameter
      33.200 to 33.225 mm (1.3071 to 1.3081 in.)

      If the inside diameter is not as specified, replace the forward clutch drum sub-assembly.

  11. INSPECT SUN GEAR INPUT DRUM SUB-ASSEMBLY

    A0019F2

    1. Using a caliper gauge, measure the inside diameter of the sun gear input drum bush.

      Standard inside diameter
      45.075 to 45.100 mm (1.7746 to 1.7756 in.)

      If the inside diameter is not as specified, replace the sun gear input drum sub-assembly.

  12. INSPECT REAR PLANETARY SUN GEAR ASSEMBLY

    A001EX5

    1. Using a caliper gauge, measure the inside diameter of the rear planetary sun gear bush.

      Standard inside diameter
      28.700 to 28.721 mm (1.1299 to 1.1307 in.)

      If the inside diameter is not as specified, replace the rear planetary sun gear assembly.

  13. INSPECT REAR PLANETARY GEAR ASSEMBLY

    A001CN4

    1. Using a feeler gauge, measure the rear planetary gear pinion long and short thrust clearance.

      Standard clearance
      0.2 to 0.6 mm (0.008 to 0.024 in.)

      If the clearance is not as specified, replace the rear planetary gear assembly.

    2. A001E33

      Using a caliper gauge, measure the inside diameter of the rear planetary gear bush.

      Standard inside diameter for front side
      71.60 to 71.63 mm (2.8189 to 2.8201 in.)
      Standard inside diameter for rear side
      28.700 to 28.721 mm (1.1299 to 1.1307 in.)

      If the inside diameter is not as specified, replace the rear planetary gear assembly.

  14. INSPECT NO. 1 1-WAY CLUTCH

    A001FYXE01
    *1 Free
    *2 Lock

    1. Set the 1-way clutch to the rear planetary gear.

    2. Hold the rear planetary gear assembly and turn the 1-way clutch.

    3. Check that the 1-way clutch turns freely counterclockwise and locks clockwise.

      If there is a problem with the 1-way clutch, replace it.

  15. INSPECT NO. 2 BRAKE DISC

    A001B38

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  16. INSPECT NO. 2 CLUTCH DISC

    A001D52

    1. Replace all discs if one of the following problems is present: 1) a disc, plate or flange is worn or burnt; 2) the lining of a disc is peeled off or discolored; or 3) grooves or printed numbers have even a little bit of damage.

      Note

      Before assembling new discs, soak them in ATF for at least 2 hours.

  17. INSPECT DIRECT CLUTCH RETURN SPRING SUB-ASSEMBLY

    A001FD0

    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length
      20.76 mm (0.8173 in.)

      If the free length is shorter than the standard free length, replace the direct clutch return spring sub-assembly.

  18. INSPECT 2ND BRAKE PISTON RETURN SPRING SUB-ASSEMBLY

    A001F6J

    1. Using a vernier caliper, measure the free length of the spring together with the spring seat.

      Standard free length
      23.36 mm (0.9197 in.)

      If the free length is shorter than the standard free length, replace the 2nd brake piston return spring sub-assembly.

  19. INSPECT AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY


    1. A001AO3

      Using a caliper gauge, measure the inside diameter of the automatic transmission case sleeve bush.

      Standard inside diameter
      49.07 to 49.155 mm (1.9319 to 1.9352 in.)

      If the inside diameter is not as specified, replace the automatic transmission case sub-assembly.