Page 329 of 3419
AT-258
OVERHAUL
Revision: October 20052005 QX56
Oil ChannelECS00CL3
2WD models
SCIA5185E
Page 330 of 3419
OVERHAUL
AT-259
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: October 20052005 QX56
4WD models
SCIA5189E
Page 331 of 3419
AT-260
OVERHAUL
Revision: October 20052005 QX56
Locations of Adjusting Shims, Needle Bearings, Thrust Washers and Snap
Rings
ECS00CL4
2WD models
SCIA5196E
Page 332 of 3419
OVERHAUL
AT-261
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: October 20052005 QX56
4WD models
SCIA5197E
Page 333 of 3419
AT-262
DISASSEMBLY
Revision: October 20052005 QX56
DISASSEMBLYPFP:31020
DisassemblyECS00CL5
CAUTION:
Do not disassemble parts behind Drum Support. Refer to AT-1 6, "
Cross-Sectional View (2WD models)"
or AT-17, "Cross-Sectional View (4WD models)" .
1. Drain ATF through drain plug.
2. Remove torque converter by holding it firmly and turing 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. When fixing bearing support with check tool, rotate one- way
clutch spline using screwdriver.
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.
SCIA5010E
SCIA3171E
SCIA5171E
Page 334 of 3419
DISASSEMBLY
AT-263
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: October 20052005 QX56
5. Remove O-ring from input clutch assembly.
6. Remove tightening bolts for oil pump assembly and transmis-
sion case.
7. Attach sliding hammer to oil pump assembly and extract it
evenly from transmission case.
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.
SCIA5 011 E
SCIA2300E
SCIA5474E
SCIA5172E
Page 335 of 3419
AT-264
DISASSEMBLY
Revision: October 20052005 QX56
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.
SCIA5252E
SCIA2808E
SCIA5014E
SCIA5269E
SCIA5173E
Page 336 of 3419
DISASSEMBLY
AT-265
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: October 20052005 QX56
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 in
the figure at left.
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.
SCIA5016E
SCIA5345E
SAT6 5 5
SCIA5344E