2005 LEXUS ES300 differential

D26434
SST
Differential
Drive Pinion
D26432
SST
D25609
Underdrive
Planetary Gear
D25594
SST Underdrive
Planetary Gear
C56809
- AUTOMATIC TRANSMISSION / TRANSUNDERDRIVE PLANETARY GEAR
ASSY (U151E/U151F)40-103
127 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
8. INSTALL DIFFERENTIAL DRIVE PINION
(a) Using a press, press the differential drive pinion.
SST 09726- 40010, 09950- 60010 (09951- 00260),
09950-70010 (09951-07100)
NOTICE:
Press the counter driven gear while rotating it.
9. INSTALL CYLINDRICAL ROLLER BEARING RACE
INNER
(a) Using a press, press the cylindrical roller bearing race in-
ner.
SST 09506- 35010, 09950- 60010 (09951- 00260),
09950-70010 (09951-07100)
NOTICE:
Press the counter driven gear while rotating it.
10. INSTALL FRONT PLANETARY GEAR NUT
(a) Clamp the underdrive planetary gear in soft jaw vise.
NOTICE:
Be careful not to damage the differential drive pinion.
(b) Using a socket wrench, install a new lock nut.
Torque: 280 NVm (2,855 kgfVcm, 207 in.Vlbf)
HINT:
Use a torque wrench with a fulcrum length of 750 mm (29.53
in.).
11. INSPECT UNDERDRIVE PLANETARY GEAR
PRELOAD
(a) Using SST and a torque wrench, measure the turning
torque of underdrive planetary gear assy while rotating
the torque wrench at 60 rpm.
SST 09387-00050
Turning torque at 60 rpm.:
0.5 - 1.42 NVm (5.1 - 14.5 kgfVcm, 0.06 - 0.17 in.Vlbf)
HINT:
Use a torque wrench with a fulcrum length of 160 mm (6.30 in.).
(b) Using a pin punch and hammer, stake the lock nut.
NOTICE:
Make sure that there are no cracks on the nut.

4006M-03
D26445
Mark
Front
Differential
Ring Gear
D26446
Front
Differential
Ring Gear
C50237Front Differential Ring Gear
D25595
HoldTurn
SST
SST
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
40-107
131 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
FRONT DIFFERENTIAL ASSY (U151E)
OVERHAUL
1. REMOVE FRONT DIFFERENTIAL RING GEAR
(a) Place the match-marks on the front differential ring gear
and differential case.
(b) Remove the 14 bolts.
(c) Using a plastic hammer, tap on the front differential ring
gear to remove it from the case.
2. REMOVE FR DIFFERENTIAL CASE FRONT TAPERED
ROLLER BEARING
(a) Using SST, remove the front differential case front differ-
ential tapered roller bearing from the differential case.
SST 09950- 00020, 09950- 00030, 09950- 60010
(09951-00490), 09950-40011 (09957-04010)

D25596
SST
D25597
HoldTurn
SST
SST
D25598
SST
C50240
C50241
Differential Case
Front Differential Pinion Shaft No.1
40-108
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
132 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
(b) Using SST, remove the front differential case front ta-
pered roller bearing outer race.
SST 09308-00010
3. REMOVE FR DIFFERENTIAL CASE REAR TAPERED
ROLLER BEARING
(a) Using SST, remove the front differential case rear tapered
roller bearing from the differential case.
SST 09950- 00020, 09950- 00030, 09950- 60010
(09951-00490), 09950-40011 (09957-04010)
(b) Using SST, remove the front differential case rear tapered
roller bearing outer race.
SST 09308-00010
4. REMOVE FRONT DIFFERENTIAL PINION SHAFT
STRAIGHT PIN
(a) Using a pin punch and hammer, install the straight pin.
NOTICE:
Before removing the straight pin, unstake it with a pin
punch.
5. REMOVE FRONT DIFFERENTIAL PINION SHAFT
NO.1
(a) Remove the front differential pinion shaft No.1 from the
differential case.

C50242
Front Differential
Side Gear
Front
Differential
Side Gear
D25599
SST
D25600
SST
C50242
Front Differential
Side Gear
Front
Differential
Side Gear
C50241
Differential Case
Front Differential Pinion Shaft No.1
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
40-109
133 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
6. REMOVE FRONT DIFFERENTIAL SIDE GEAR
(a) Remove the 2 front differential pinions, 2 pinion thrust
washers, 2 front differential side gears and 2 side gear
thrust washers from the differential case.
7. REMOVE TRANSAXLE HOUSING OIL SEAL
(a) Using SST, remove the oil seal.
SST 09950- 70010 (09951- 07100), 09215- 00013
(09215-00471)
8. REMOVE DIFFERENTIAL SIDE BEARING RETAINER
OIL SEAL
(a) Using SST, remove the oil seal.
SST 09950-70010 (09951-07100), 09608-10010
9. INSTALL FRONT DIFFERENTIAL SIDE GEAR
(a) Apply the 2 front differential side gears, 2 side gear thrust
washers, 2 front differential pinions and 2 pinion thrust
washers with ATF and install them to the differential case.
10. INSTALL FRONT DIFFERENTIAL PINION SHAFT NO.1
(a) Apply the front differential pinion shaft No.1 with ATF,
install it to the differential case.

C50252
C50253
C50254
D26447
SST
40-1 10
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
134 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
11. INSPECT BACKLASH
(a) Using a dial indicator, inspect the backlash of the side
gear.
Standard backlash:
0.05 - 0.20 mm (0.0020 - 0.0079 in.)
Thrust washer thickness
MarkThickness
-1.625 mm (0.0640 in.)
-1.725 mm (0.0679 in.)
-1.825 mm (0.0719 in.)
12. INSTALL FRONT DIFFERENTIAL PINION SHAFT
STRAIGHT PIN
(a) Using a pin punch and hammer, install the pinion shaft
straight pin.
(b) Using a chisel and hammer, stake the differential case.
NOTICE:
Stake it after adjusting the backlash.
13. INSTALL FR DIFFERENTIAL CASE FRONT TAPERED
ROLLER BEARING
(a) Using SST and a press, install the front differential case
rear tapered roller bearing to the differential case.
SST 09316- 12010, 09550- 60010 (09951- 00490),
09950-70010 (09951-07100)
NOTICE:
Do not make a damage on the bearing cage during the bear-
ing inner race installation.

C83736
D26448
SST
D26449
SST
D26450
Differential Assy
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
40-1 11
135 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
(b) Using SST and a hammer, install the front differential
case tapered roller bearing front outer race to the trans-
axle housing.
SST 09550- 60010 (09951- 00490), 09950- 60020
(09951-00910)
14. INSTALL FR DIFFERENTIAL CASE REAR TAPERED
ROLLER BEARING
(a) Using SST and a press, install the front differential case
front tapered roller bearing to the differential case.
SST 09316- 12010, 09550- 60010 (09951- 00490),
09950-70010 (09951-07100)
NOTICE:
Do not make a damage on the bearing cage during the bear-
ing inner race installation.
(b) Using SST and a hammer, install the front differential
case tapered roller bearing front outer race to the trans-
axle housing.
SST 09950- 70010 (09951- 07150), 09950- 60020
(09951-00890)
NOTICE:
Clearance is not allowed between the bearing and trans-
axle housing.
15. ADJUST DIFFERENTIAL SIDE BEARING RRELOAD
(a) Install the differential assy to the transaxle case.

D26384
C
C
C
CAB
A
D25604
SST
40-1 12
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
136 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
(b) Clean the matching surfaces of the transaxle case and
transaxle housing.
(c) Install the transaxle housing to the transaxle case and
tighten them with the 16 bolts.
Torque:
Bolt A: 25 NVm (255 kgfVcm, 18 ftVlbf)
Bolt B: 33 NVm (337 kgfVcm, 24 ftVlbf)
Bolt C: 29 NVm (295 kgfVcm, 21 ftVlbf)
Bolt D: 22 NVm (226 kgfVcm, 16.0 ftVlbf)
HINT:
Apply seal packing or equivalent to the A and D.
Seal packing:
THREE BOND 2403 or equivalent
Bolt length:
Bolt A: 50 mm (1.969 in.)
Bolt B: 50 mm (1.969 in.)
Bolt C: 42 mm (1.654 in.)
Bolt D: 72 mm (2.835 in.)
HINT:
Usually, bolt A is a non-reusable bolt. In this case, however, it
can be used after cleaning it.
(d) Using SST, turn the differential assy right and left 2
or 3
times to settle the bearing.
SST 09564-3201 1
(e) Using SST and a torque wrench, measure the turning
torque of the differential.
SST 09564-3201 1
Turning torque at 60 rpm:
New bearing
0.20 - 0.69 NVm (2.0 - 7.0 kgfVcm, 1.8 - 6.1 in.Vlbf)
Used bearing
0.10 - 0.35 NVm (1.0 - 3.6 kgfVcm, 0.9 - 3.1 in.Vlbf)
HINT:
If the turning torque is not within the specified value, refer to the
table below to select a thrust washer which turning torque is
within the specified value.
Flange thickness: mm (in.)
MarkThicknessMarkThickness
02.00 (0.0787)92.45 (0.0965)
12.05 (0.0807)A2.50 (0.0984)
22.10 (0.0827)B2.55 (0.1004)
32.15 (0.0846)C2.60 (0.1024)
42.20 (0.0866)D2.65 (0.1043)
52.25 (0.0886)E2.70 (0.1063)
62.30 (0.0906)F2.75 (0.1083)

D26384
D26450
Differential Assy
D25215
90 - 100
C (194 - 230
F)
D26445
Mark
- AUTOMATIC TRANSMISSION / TRANSFRONT DIFFERENTIAL ASSY (U151E)
40-1 13
137 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)Mark ThicknessMark Thickness
72.35 (0.0925)G2.80 (0.1102)
82.40 (0.0945)H2.85 (0.1122)
(f) Remove the 16 bolts and the transaxle housing.
(g) Remove the differential assy.
16. INSTALL FRONT DIFFERENTIAL RING GEAR
(a) Using ATF and heater, heat the front differential ring gear
to 90 - 110
C (194.0 - 230.0
F).
NOTICE:
Do not overheat the ring gear to 110
C (230.0
F) or more.
(b) Clean the contact surface of the front differential case.
(c) Align the match-marks, install the front differential ring
gear case quickly.
NOTICE:
Do not install the bolts while the ring gear is hot.