Page 1569 of 2493
SAT323G
c. Remove reamer boltsFand set oil strainer on control valve
assembly.
d. Reinstall reamer boltsFfrom lower body side.
SAT083F
e. Tighten boltsA,C,DandFto specified torque.
:7-9N´m(0.7 - 0.9 kg-m, 61 - 78 in-lb)
SAT084FA
f. Tighten boltsEto specified torque.
: 3.4 - 4.4 N´m (0.35 - 0.45 kg-m, 30.4 - 39.1 in-lb)
REPAIR FOR COMPONENT PARTS
Control Valve Assembly (Cont'd)
AT-383
Page 1570 of 2493

Control Valve Upper Body
COMPONENTS=NJAT0133Numbers preceding valve springs correspond with those shown in SDS table on page AT-450.
SAT012K
1. Control valve upper body
2. Overrun clutch reducing valve
spring
3. Overrun clutch reducing valve
4. Plug
5. Retainer plate
6. Torque converter relief valve
7. Torque converter relief valve
spring
8. Retainer plate
9. Torque converter clutch control
valve
10. Torque converter clutch control
valve spring11. Plug
12. Sleeve
13. Retainer plate
14. 1-2 accumulator valve
15. 1-2 accumulator valve spring
16. Plug
17. Retainer plate
18. Cooler check valve
19. Cooler check valve spring
20. Plug
21. Retainer plate
22. Retainer plate
23. Pilot valve spring24. Pilot valve
25. Retainer plate
26. Plug
27. 1-2 accumulator piston
28. 1-2 accumulator piston spring
29. 1-2 accumulator retainer plate
30. Retainer plate
31. Plug
32. 1st reducing valve
33. 1st reducing valve spring
34. Retainer plate
35. 3-2 timing valve spring
36. 3-2 timing valve
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body
AT-384
Page 1571 of 2493
SAT321G
DISASSEMBLYNJAT01341. Remove valves at retainer plates.
+Do not use a magnetic ªhandº.
SAT135D
a. Use a screwdriver to remove retainer plates.
SAT136D
b. Remove retainer plates while holding spring, plugs or sleeves.
+Remove plugs slowly to prevent internal parts from jump-
ing out.
SAT137D
c. Place mating surface of valve body face down, and remove
internal parts.
+If a valve is hard to remove, place valve body face down
and lightly tap it with a soft hammer.
+Be careful not to drop or damage valves and sleeves.
SAT138D
INSPECTIONNJAT0135Valve SpringNJAT0135S01+Measure free length and outer diameter of each valve spring.
Also check for damage or deformation.
Inspection standard:
Refer to SDS, AT-450.
+Replace valve springs if deformed or fatigued.
Control ValvesNJAT0135S02+Check sliding surfaces of valves, sleeves and plugs.
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body (Cont'd)
AT-385
Page 1572 of 2493
SAT139D
ASSEMBLYNJAT0136+Lay control valve body down when installing valves. Do
not stand the control valve body upright.
SAT140DA
1. Lubricate the control valve body and all valves with ATF. Install
control valves by sliding them carefully into their bores.
+Be careful not to scratch or damage valve body.
SAT141D
+Wrap a small screwdriver with vinyl tape and use it to insert the
valves into their proper positions.
SAT142DA
1-2 Accumulator ValveNJAT0136S01+Install 1-2 accumulator valve. Align 1-2 accumulator retainer
plate from opposite side of control valve body.
+Install return spring, 1-2 accumulator piston and plug.
SAT143D
1. Install retainer plates.
+Install retainer plate while pushing plug or return spring.
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body (Cont'd)
AT-386
Page 1573 of 2493
SAT086F
Retainer Plate (for control valve upper body)NJAT0136S02Refer to AT-384.
Unit: mm (in)
Name of valve and piston No. Length A Length B
Pilot valve 22
6.0 (0.236)21.5 (0.846)
1-2 accumulator valve 17
40.5 (1.59)
1-2 accumulator piston 25
1st reducing valve 30 21.5 (0.846)
Overrun clutch reducing valve 5 24.0 (0.945)
Torque converter relief valve 8 21.5 (0.846)
Torque converter clutch control valve 13 28.0 (1.102)
3-2 timing valve 34 21.5 (0.846)
Cooler check valve 21 24.0 (0.945)
+Install proper retainer plates.
REPAIR FOR COMPONENT PARTS
Control Valve Upper Body (Cont'd)
AT-387
Page 1574 of 2493
Control Valve Lower Body
COMPONENTS=NJAT0137Numbers preceding valve springs correspond with those shown in SDS table on page AT-450.
SAT013K
1. Control valve lower body
2. Shift valve B spring
3. Shift valve B
4. Plug
5. Retainer plate
6. Pressure modifier valve
7. Pressure modifier valve spring
8. Parallel pin
9. Sleeve
10. Piston
11. Pressure modifier piston spring
12. Retainer plate13. Manual valve
14. Retainer plate
15. Sleeve
16. Plug
17. Spring seat
18. Pressure regulator valve spring
19. Pressure regulator valve
20. Retainer plate
21. Plug
22. Overrun clutch control valve
23. Overrun clutch control valve spring
24. Retainer plate25. Plug
26. Accumulator control valve
27. Accumulator control valve spring
28. Retainer plate
29. Shift valve A spring
30. Shift valve A
31. Retainer plate
32. Plug
33. Plug
34. Shuttle valve spring
35. Shuttle control valve
REPAIR FOR COMPONENT PARTS
Control Valve Lower Body
AT-388
Page 1575 of 2493
SAT872J
DISASSEMBLYNJAT0138Remove valves at retainer plate.
For removal procedures, refer to AT-376.
SAT138D
INSPECTIONNJAT0139Valve SpringsNJAT0139S01+Check each valve spring for damage or deformation. Also
measure free length and outer diameter.
Inspection standard:
Refer to SDS, AT-450.
+Replace valve springs if deformed or fatigued.
Control ValvesNJAT0139S02+Check sliding surfaces of control valves, sleeves and plugs for
damage.
SAT872J
ASSEMBLYNJAT0140+Install control valves.
For installation procedures, refer to AT-386.
SAT089F
Retainer Plate (for control valve lower body)NJAT0140S01Refer to AT-388.
Unit: mm (in)
Name of control valve No. Length A Length B Type
Pressure regulator valve 14
6.0
(0.236)28.0
(1.102)I Accumulator control valve 24
Shift valve A 28
Overrun clutch control valve 20
Pressure modifier valve 12
Shuttle control valve 31
Shift valve B 5 Ð Ð II
+Install proper retainer plates.
REPAIR FOR COMPONENT PARTS
Control Valve Lower Body (Cont'd)
AT-389
Page 1576 of 2493
Reverse Clutch
COMPONENTS=NJAT0141
SAT485JB
SAT155D
DISASSEMBLYNJAT01421. Check operation of reverse clutch.
a. Install seal ring onto drum support of oil pump cover and install
reverse clutch assembly. Apply compressed air to oil hole.
b. Check to see that retaining plate moves to snap ring.
c. If retaining plate does not contact snap ring:
+D-ring might be damaged.
+Oil seal might be damaged.
+Fluid might be leaking past piston check ball.
SAT156D
2. Remove snap ring.
3. Remove drive plates, driven plates, retaining plate, and dish
plates.
SAT157D
4. Set Tool on spring retainer and remove snap ring from reverse
clutch drum while compressing return springs.
+Set Tool directly above springs.
+Do not expand snap ring excessively.
5. Remove spring retainer and return springs.
REPAIR FOR COMPONENT PARTS
Reverse Clutch
AT-390