1996 TOYOTA LAND CRUISER rear differential carrier

SA−2
−
SUSPENSION AND AXLE TROUBLESHOOTING
859
Author: Date:
1996 LAND CRUISER (RM451U)
Oil leak from rear dif
ferential
1. Oil level: too high or wrong grade
2. Oil seal: worn or damaged
3. Companion flange: loosen or damagedSA−73
SA−73
SA−87
Indicator lights do not light up
1. Fusible link: blown
2. GAUGE fuse: blown
3. Bulb: burned out
4. Wiring or ground: faultyBE−9
BE−9
BE−32 −
Indicator lights do not light up
(Diff. lock control switch RR or FR RR position)
1. DIFF fuse: blown
2. Diff. lock control switch: faulty
3. Diff. lock ECU: faulty
4. Wiring or ground: faultyBE−9
SA−101
SA−101 −
Differential lock does not operate
1. Diff. lock position switch: faulty
2. Diff. lock actuator: faulty
3. Diff. lock ECU: faulty
4. Differential carrier (Diff. lock): faulty
5. Wiring or ground: faultySA−101
SA−101
SA−101
SA−101−
After differential lock, lock not release
When vehicle speed is higher than approx. 8 km/h (5mph)1. Speed sensor: faulty
2. Diff. lock ECU: faulty
3. Wiring or ground: faultyBE−32
SA−101 −
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W00530
w/o Differential LockSide Gear Thrust WasherPinion Gear
Pinion Gear Thrust Washer
 Dust Deflector
Front Bearing Outer Race
 Oil Seal
Companion Flange
Bearing Cap
Differential Carrier

Adjusting Nut Lock Oil Slinger
Differential Case
Drive Pinion
Ring Gear
Side Baring
Straight Pin
Adjusting Nut
 Bearing Spacer


Oil Storage Ring
Outer Race
Outer Race
 Non− reusable part 
Lock Plate
x 10
x 5 Pinion Shaft
Pinion Gear
Pinion Washer
Rear Bearing
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
SA−25
882
Author: Date:
1996 LAND CRUISER (RM451U)
Brought to you by BirfMark
Brought to you by BirfMark
Version 1.11 - 03/16/2010

W00531
w/ Differential LockSide Gear
Thrust Washer
Pinion Gear
Thrust Washer
Outer Race

Oil Seal Companion Flange
Bearing Cap
Differential Carrier
 Adjusting Nut Lock Oil Slinger
Drive Pinion
Ring Gear
Side Baring
Adjusting Nut

Bearing Spacer

Oil Storage Ring
Outer Race
 Non− reusable part

Lock Plate x 8
x 4 
O− Ring
Pinion Washer
Rear Bearing

 Dust Deflector
Front Bearing Outer Race
Adjusting Nut
Sleeve
Spider Side GearLH Differential Case
RH Differential Case
x 8
 Precoated part 
Gasket Indicator Switch
Actuator

Straight Screw Plug
Spring Seat
Compression Spring
Ball

Shaft Retainer Shift Fork Shaft Shift Fork

Slotted Spring Pin
Pinion Gear
SA−26
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
883
Author: Date:
1996 LAND CRUISER (RM451U)
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Version 1.11 - 03/16/2010

SA2405
SST
R13141
SST
SA2402
SST
Z00641
SST
R13142
Matchmarks
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
SA−31
1996 LAND CRUISER (RM451U)
11. REMOVE COMPANION FLANGE
(a) Using a chisel and hammer, unstake the nut.
(b) Using SST to hold the flange, remove the nut and plate
washer.
SST 09330−00021
(c) Using SST, remove the companion flange. SST 09950 −30010 (09951 −03010, 09953 −03010,
09954 −03010, 09955 −03030, 09956−03020)
12. REMOVE OIL SEAL AND OIL SLINGER
(a) Using SST, remove the oil seal from the dif ferential carrier.
SST 09308−10010
(b) Remove the oil slinger.
13. REMOVE REAR BEARING
Using SST, remove the rear bearing from the drive pinion. SST 09556−22010
14. REMOVE DIFFERENTIAL CASE
(a) Place matchmarks on the bearing cap and dif ferential car-
rier.
(b) Remove the 2 adjusting nut locks.
(c) Remove the 4 bolts and 2 bearing caps.
(d) w/o Differential lock: Remove the 2 adjusting nuts.
(e) w/o Differential lock: Remove the differential case with the side bearing outer
races from the carrier.
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Version 1.11 - 03/16/2010

FA2045
SST
SA2431
SST
Rear Bearing Outer Race
SA2410
Oil Strage Ring
Front Bearing
Outer Race
SA−32
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
1996 LAND CRUISER (RM451U)
HINT:
Tag the disassembled parts to show the location for reassemb-
ly.
(f) w/ Differential lock:
Remove the differential case with the side bearing outer
race, adjusting nuts and sleeve from the differential carri-
er.
(g) w/ Differential lock: Remove the shift fork.
15. REMOVE DRIVE PINION AND BEARING SPACER
(a) Remove the drive pinion with the front bearing.
(b) Remove the bearing spacer.
16. REMOVE DRIVE PINION FRONT BEARING
(a) Using SST and a press, remove the bearing from the drive
pinion.
SST 09950−00020
HINT:
If the drive pinion or ring gear are damaged, replace them as
a set.
(b) Remove the plate washer from the drive pinion.
17. REMOVE FRONT AND REAR BEARING OUTER
RACES AND OIL STORAGE RING
(a) Using SST, remove the rear bearing outer race. SST 09308−00010
(b) Using a brass bar and hammer, remove the oil storage ring and front bearing outer race.
HINT:
Do not remove the oil storage ring unless replacing it with a new
one.
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Version 1.11 - 03/16/2010

SA2465
SA2406
SST
SA2203
SSTSST
Front
Rear
FA2042
SST
R13140
SST
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
SA−39
1996 LAND CRUISER (RM451U)
7. CHECK RING GEAR RUNOUT
(a) Install the differential case onto the carrier and tighten the
adjusting nut just to where there is no play in the bearings.
(b) Using a dial indicator, check the ring gear runout. Maximum runout: 0.10 mm (0.0039 in.)
(c) Remove the differential case.
8. INSTALL OIL STORAGE RING
Using SST and a hammer, install a new oil storage ring. SST 09316−60011 (09316 −00011, 09316−00021)
9. INSTALL DRIVE PINION FRONT AND REAR BEARING
OUTER RACES
Front side:
Using SST and a press, install the 2 outer races.
SST 09316−60011 (09316 −00011, 09316−00051)
Rear side:
Using SST and a press, install the 2 outer races.
SST 09316−60011 (09316 −00011, 09316−00021)
10. INSTALL DRIVE PINION FRONT BEARING
(a) Install the plate washer on the drive pinion with the cham-
fered end facing the pinion gear.
(b) Using SST and a press, install the front bearing onto the
drive pinion.
SST 09506−30012
11. TEMPORARILY ADJUST DRIVE PINION PRELOAD
(a) Install the drive pinion, rear bearing and oil slinger.
HINT:
Assemble the spacer and oil seal after adjusting the gear con-
tact pattern.
(b) Install the companion flange with SST. SST 09550 −30010 (09951 −03010, 09953 −03010,
09954 −03010, 09955 −03030, 09956−03020)
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Version 1.11 - 03/16/2010

FA2041
Washer
W00529
SA2407
SST
R13140
SST
−
SUSPENSION AND AXLE FRONT DIFFERENTIAL CARRIER
SA−43
1996 LAND CRUISER (RM451U)
If the teeth are not contacting properly, use the following chart
to select a proper washer for correction.
Washer thickness
Thickness mm (in.)Thickness mm (in.)
1.70 (0.0669)2.03 (0.0799)
1.73 (0.0681)2.06 (0.0811)
1.76 (0.0693)2.09 (0.0823)
1.79 (0.0705)2.12 (0.0835)
1.82 (0.0717)2.15 (0.0846)
1.85 (0.0728)2.18 (0.0858)
1.88 (0.0740)2.21 (0.0870)
1.91 (0.0752)2.24 (0.0882)
1.94 (0.0764)2.27 (0.0894)
1.97 (0.0776)2.30 (0.0906)
2.00 (0.0787)2.33 (0.0917)
18. REMOVE COMPANION FLANGE (See page SA−29)
19. REMOVE OIL SLINGER AND REAR BEARING
20. REMOVE REAR BEARING OUTER RACE AND OIL STORAGE RING (See page SA−29 )
21. INSTALL BEARING SPACER AND REAR BEARING
(a) Install a new bearing spacer on the shaft.
(b) Install a new oil storage ring and rear bearing outer race (See page SA−29 ).
(c) Install the rear bearing and oil slinger.
22. INSTALL OIL SEAL
(a) Using SST, install a new oil seal, as shown. SST 09214−76011
Oil seal drive in depth: 1.0 mm (0.039 in.)
(b) Apply MP grease to the oil seal lip.
23. INSTALL COMPANION FLANGE
(a) Install the companion flange with SST. SST 09550 −30010 (09951 −03010, 09953 −03010,
09954 −03010, 09955 −03030, 09956−03020)
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Version 1.11 - 03/16/2010

SA1VF−03
SA−76
−
SUSPENSION AND AXLE REAR DIFFERENTIAL CARRIER
933
Author: Date:
1996 LAND CRUISER (RM451U)
REAR DIFFERENTIAL CARRIER
COMPONENTS
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Version 1.11 - 03/16/2010