Part 1
DisassemblyCAUTION: Do not disassemble parts behind drum support.
1. Drain ATF through drain plug.
2. Remove torque converter by holding it firmly and turning while pulling straight out.
3. Check torque converter one-way clutch using check tool as shown.
a. Insert check tool into the groove of bearing support built into one-way clutch outer race.
b. While holding bearing support with check tool, rotate one-way clutch spline using suitable tool.
c. Check that inner race rotates clockwise only. If not, replace torque converter assembly.
4. Remove converter housing from transmission case.
CAUTION: Be careful not to scratch converter housing.
5. Remove O-ring from input clutch assembly.
6. Remove bolts for oil pump assembly and transmission case.
7. Extract oil pump assembly evenly from transmission case using Tool.
Tool number: ST25850000 (J-25721-A)
CAUTION:
^ Fully tighten sliding hammer screw.
^ Make sure that bearing race is installed to the oil pump assembly edge surface.
8. Remove O-ring from oil pump assembly.
9. Remove bearing race from oil pump assembly.
10. Remove needle bearing from front sun gear assembly.
11. Remove front sun gear assembly from front carrier assembly.
NOTE: Remove front sun gear assembly by rotating left/right.
12. Remove seal rings from input clutch assembly.
13. Remove front carrier assembly, input clutch assembly and rear internal gear as a unit.
CAUTION: Be careful to remove it with needle bearing.
14. Loosen lock nut and remove band servo anchor end pin from transmission case.
15. Remove brake band from transmission case.
^ To prevent brake linings from cracking or peeling, do not stretch the flexible band unnecessarily. When removing the brake band, always secure it with a clip as shown. Leave the clip in position after removing the brake band.
^ Check brake band facing for damage, cracks, wear or burns.
16. Remove mid carrier assembly and rear carrier assembly as a unit.
17. Remove mid carrier assembly from rear carrier assembly.
18. Remove needle bearing (front side) from mid carrier assembly.
19. Remove needle bearing (rear side) from mid carrier assembly.
20. Remove bearing race from rear carrier assembly.
21. Remove needle bearing from rear carrier assembly.
22. Remove mid sun gear assembly, rear sun gear assembly and high and low reverse clutch hub as a unit.
CAUTION: Be careful to remove them with bearing races and needle bearing.
23. 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.
24. Remove direct clutch assembly from reverse brake.
25. Remove needle bearing from drum support edge surface.
26. Remove snap ring from A/T assembly harness connector.
27. Push A/T assembly harness connector.
CAUTION: Be careful not to damage connector.
28. Remove oil pan and oil pan gasket.
29. Disconnect A/T fluid temperature sensor 2 connector.
CAUTION: Be careful not to damage connector.
30. Straighten terminal clip to free terminal cord assembly and A/T fluid temperature sensor 2 harness.
31. Disconnect revolution sensor connector.
CAUTION: Be careful not to damage connector.
32. Straighten terminal clips to free revolution sensor harness.
33. Remove bolts A, B and C from control valve with TCM.
34. Remove control valve with TCM from transmission case.
CAUTION: When removing, be careful with transmission assembly terminal connector and the manual valve notch and manual plate height. Remove it vertically.
35. Remove A/T fluid temperature sensor 2 with bracket from control valve with TCM.