Page 289 of 3171
REPAIR FOR COMPONENT PARTS
AT-281
D
E
F
G
H
I
J
K
L
MA
B
AT
REPAIR FOR COMPONENT PARTSPFP:00000
Oil PumpECS00G3F
COMPONENTS
DISASSEMBLY
1. Remove oil pump housing from oil pump cover.
2. Remove oil pump housing oil seal using a flat-bladed screw-
driver.
CAUTION:
Be careful not to scratch oil pump housing.
1. O-ring 2. Oil pump cover 3. O-ring
4. Oil pump housing 5. Oil pump housing oil seal
SCIA6920E
SCIA5228E
SCIA2840E
Page 290 of 3171
AT-282
REPAIR FOR COMPONENT PARTS
3. Remove O-ring from oil pump housing.
4. Remove O-ring from oil pump cover.
ASSEMBLY
1. Install O-ring to oil pump cover.
2. Install O-ring to oil pump housing.
SCIA2841E
SCIA5230E
SCIA5230E
SCIA2841E
Page 291 of 3171
REPAIR FOR COMPONENT PARTS
AT-283
D
E
F
G
H
I
J
K
L
MA
B
AT
3. Install oil pump housing oil seal to oil pump housing until it is
flush using the drift.
CAUTION:
lDo not reuse oil seal.
lApply ATF to oil seal.
4. Install oil pump housing to oil pump cover.
5. Tighten bolts to the specified torque in numerical order shown in
the figure after temporarily tightening them. Refer toAT-281,
"COMPONENTS".
SCIA4609E
SCIA6388E
Page 292 of 3171
AT-284
REPAIR FOR COMPONENT PARTS
Front Sun Gear, 3rd One-way Clutch
ECS00G3G
COMPONENTS
DISASSEMBLY
1. Remove snap ring from front sun gear using a flat-bladed screw-
driver
2. Remove 3rd one-way clutch from front sun gear.
1. Front sun gear 2. 3rd one-way clutch 3. Snap ring
SCIA3114E
SCIA3110E
S C I A 3 111 E
Page 293 of 3171
REPAIR FOR COMPONENT PARTS
AT-285
D
E
F
G
H
I
J
K
L
MA
B
AT
INSPECTION
3rd One-way Clutch
lCheck frictional surface for wear or damage.
CAUTION:
If necessary, replace 3rd one-way clutch.
Front Sun Gear Snap Ring
lCheck for deformation, fatigue or damage.
CAUTION:
If necessary, replace snap ring.
Front Sun Gear
lCheck for deformation, fatigue or damage.
CAUTION:
If necessary, replace front sun gear.
ASSEMBLY
1. Install 3rd one-way clutch in front sun gear.
2. Install snap ring in front sun gear using a flat-bladed screwdriver.
3. Check operation of 3rd one-way clutch.
a. Hold oil pump assembly and turn front sun gear.
b. Check 3rd one-way clutch for correct locking and unlocking
directions.
CAUTION:
If not as shown in figure, check installation direction of 3rd
one-way clutch.
S C I A 3 111 E
SCIA3110E
SCIA3131E
Page 294 of 3171
AT-286
REPAIR FOR COMPONENT PARTS
Front Carrier, Input Clutch, Rear Internal Gear
ECS00G3H
COMPONENTS
1. Seal ring 2. O-ring 3. Needle bearing
4. Bearing race 5. Front carrier assembly 6. Needle bearing
7. Snap ring 8. Snap ring 9. Retaining plate
10. Driven plate 11. Input clutch drum 12. Drive plate
13. Rear internal gear
Refer to GI section to make sure icons (symbol marks) in the figure. Refer toGI-10, "
Components".
SCIA7070E
Page 295 of 3171
REPAIR FOR COMPONENT PARTS
AT-287
D
E
F
G
H
I
J
K
L
MA
B
AT
DISASSEMBLY
1. Compress snap ring using 2 flat-bladed screwdrivers.
2. Remove front carrier assembly and input clutch assembly from
rear internal gear.
3. Remove front carrier assembly from input clutch assembly.
a. Remove bearing race from front carrier assembly.
b. Remove needle bearing from front carrier assembly.
c. Remove snap ring from front carrier assembly.
CAUTION:
Do not expand snap ring excessively.
SCIA5339E
SCIA5232E
SCIA5233E
SCIA5234E
Page 296 of 3171
AT-288
REPAIR FOR COMPONENT PARTS
4. Disassemble input clutch assembly.
a. Remove O-ring and seal rings from input clutch assembly.
b. Remove needle bearing from input clutch assembly.
c. Remove snap ring from input clutch drum using a flat-bladed
screwdriver
d. Remove retaining plate, drive plates and driven plates from input
clutch drum.
INSPECTION
Front Carrier Snap Ring
lCheck for deformation, fatigue or damage.
CAUTION:
If necessary, replace snap ring.
InputClutchSnapRing
lCheck for deformation, fatigue or damage.
CAUTION:
If necessary, replace input clutch assembly.
Input Clutch Drum
lCheck for deformation, fatigue or damage or burns.
CAUTION:
If necessary, replace input clutch assembly.
Input Clutch Drive Plates
lCheck facing for burns, cracks or damage.
CAUTION:
If necessary, replace input clutch assembly.
Input Clutch Retaining Plate and Driven Plates
lCheck facing for burns, cracks or damage.
SCIA5235E
SCIA2853E
SCIA2864E