Front Differential Carrier Assembly Disassembly
Drivetrain. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25
INSPECT DIFFERENTIAL RING GEAR AND DIFFERENTIAL DRIVE PINION BACKLASH
INSPECT FRONT DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY
REMOVE DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY
REMOVE FRONT DIFFERENTIAL TUBE ASSEMBLY
REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL LH
REMOVE DIFFERENTIAL CLUTCH SLEEVE
REMOVE DIFFERENTIAL SIDE GEAR INTER SHAFT SUB-ASSEMBLY
REMOVE FRONT DIFFERENTIAL SIDE BEARING RETAINER DEFLECTOR
REMOVE FRONT DRIVE PINION COMPANION FLANGE NUT
REMOVE FRONT DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY WITH DUST DEFLECTOR
REMOVE FRONT DIFFERENTIAL CARRIER OIL SEAL
REMOVE FRONT DIFFERENTIAL DRIVE PINION OIL SLINGER
REMOVE FRONT DRIVE PINION REAR TAPERED ROLLER BEARING
REMOVE DIFFERENTIAL SIDE BEARING RETAINER
REMOVE DIFFERENTIAL CASE ASSEMBLY
REMOVE DIFFERENTIAL DRIVE PINION
REMOVE FRONT DIFFERENTIAL DRIVE PINION BEARING SPACER
REMOVE FRONT DRIVE PINION FRONT TAPERED ROLLER BEARING
REMOVE FRONT DRIVE PINION FRONT TAPERED ROLLER BEARING
REMOVE FRONT DRIVE PINION REAR TAPERED ROLLER BEARING
REMOVE FRONT DIFFERENTIAL OIL STORAGE RING
REMOVE FRONT DIFFERENTIAL CASE BEARING
REMOVE DIFFERENTIAL RING GEAR
REMOVE FRONT DIFFERENTIAL CASE BEARING
DISASSEMBLE DIFFERENTIAL CASE
INSPECT DIFFERENTIAL GEAR KIT
INSPECT FRONT DIFFERENTIAL CASE
REMOVE FRONT DIFFERENTIAL SIDE GEAR NEEDLE ROLLER BEARING
REMOVE DIFFERENTIAL CLUTCH HUB
REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL RH
REMOVE DIFFERENTIAL SIDE GEAR SHAFT SUB-ASSEMBLY RH
REMOVE FRONT DIFFERENTIAL SIDE GEAR SHAFT RH BEARING
INSPECT DIFFERENTIAL CLUTCH SLEEVE AND DIFFERENTIAL CLUTCH HUB
INSPECT DIFFERENTIAL CLUTCH SLEEVE AND DIFFERENTIAL SIDE GEAR INTER SHAFT
INSPECT DIFFERENTIAL CLUTCH SLEEVE AND CLUTCH SLEEVE FORK CLEARANCE
Front Differential Carrier Assembly -- Disassembly |
1. INSPECT DIFFERENTIAL RING GEAR AND DIFFERENTIAL DRIVE PINION BACKLASH |
Using SST and a dial indicator, measure the ring gear backlash.
- SST
- 09564-33010
- Backlash:
- 0.11 to 0.21 mm (0.00433 to 0.00826 in.)
- If the backlash is not as specified, adjust the side bearing preload or perform repairs as necessary.
- HINT:
- Perform the measurement at 3 or more positions around the circumference of the ring gear.
2. INSPECT FRONT DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY |
Using a dial indicator, measure the runout of the companion flange vertically and laterally.
Text in Illustration*a
| 30 mm (1.18 in.)
|
- Maximum Runout:
Item
| Specified Condition
|
Vertical runout
| 0.10 mm (0.00394 in.)
|
Lateral runout
| 0.10 mm (0.00394 in.)
|
- If the runout is more than the maximum, replace the companion flange.
3. REMOVE DIFFERENTIAL VACUUM ACTUATOR ASSEMBLY |
Remove the 4 bolts.
Using a hammer, pry out the actuator from the differential tube.
4. REMOVE FRONT DIFFERENTIAL TUBE ASSEMBLY |
Remove the 4 bolts.
Using a plastic-faced hammer, tap out the differential tube.
5. REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL LH |
Using SST, tap out the oil seal.
- SST
- 09308-00010
6. REMOVE DIFFERENTIAL CLUTCH SLEEVE |
Remove the differential clutch sleeve.
7. REMOVE DIFFERENTIAL SIDE GEAR INTER SHAFT SUB-ASSEMBLY |
Remove the snap ring from the inter shaft.
Using SST, remove the inter shaft.
- SST
- 09350-20015(09369-20040)
09950-40011(09951-04010,09952-04010,09953-04020,09954-04010,09955-04011,09957-04010,09958-04011)
Text in Illustration*a
| Turn
|
*b
| Hold
|
8. REMOVE FRONT DIFFERENTIAL SIDE BEARING RETAINER DEFLECTOR |
Using a screwdriver, pry out the bearing retainer deflector.
Text in Illustration*1
| Protective Tape
|
- HINT:
- Tape the screwdriver tip before use.
9. REMOVE FRONT DRIVE PINION COMPANION FLANGE NUT |
Using SST and a hammer, loosen the staked part of the nut.
- SST
- 09930-00010(09931-00010,09931-00020)
Using SST to hold the companion flange, remove the nut.
- SST
- 09330-00021(09330-00030)
Text in Illustration*a
| Turn
|
*b
| Hold
|
10. REMOVE FRONT DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY WITH DUST DEFLECTOR |
Using SST, remove the companion flange with dust deflector.
- SST
- 09950-30012(09951-03010,09953-03010,09954-03010,09955-03030,09956-03020)
- NOTICE:
- Before using SST (center bolt), apply hypoid gear oil to its threads and tip.
11. REMOVE FRONT DIFFERENTIAL CARRIER OIL SEAL |
Using SST, remove the oil seal.
- SST
- 09308-10010
Text in Illustration*1
| Oil Seal
|
*2
| Oil Slinger
|
12. REMOVE FRONT DIFFERENTIAL DRIVE PINION OIL SLINGER |
Remove the oil slinger from the drive pinion.
13. REMOVE FRONT DRIVE PINION REAR TAPERED ROLLER BEARING |
Using SST, remove the roller bearing (inner) from the drive pinion.
- SST
- 09556-22010
14. REMOVE DIFFERENTIAL SIDE BEARING RETAINER |
Remove the 10 bolts and tap out the retainer with a plastic-faced hammer.
15. REMOVE DIFFERENTIAL CASE ASSEMBLY |
16. REMOVE DIFFERENTIAL DRIVE PINION |
17. REMOVE FRONT DIFFERENTIAL DRIVE PINION BEARING SPACER |
Remove the bearing spacer from the drive pinion.
18. REMOVE FRONT DRIVE PINION FRONT TAPERED ROLLER BEARING |
Using SST and a press, press out the roller bearing (inner) and drive pinion plate washer from the drive pinion.
- SST
- 09950-00020
- NOTICE:
- Do not drop the drive pinion.
- HINT:
- If the drive pinion or ring gear is damaged, replace them as a set.
19. REMOVE FRONT DRIVE PINION FRONT TAPERED ROLLER BEARING |
Using a brass bar and hammer, tap out the roller bearing (outer).
20. REMOVE FRONT DRIVE PINION REAR TAPERED ROLLER BEARING |
Using SST, remove the roller bearing (outer).
- SST
- 09502-12010
09612-65014(09612-01020,09612-01050)
Text in Illustration*a
| Turn
|
*b
| Hold
|
21. REMOVE FRONT DIFFERENTIAL OIL STORAGE RING |
Using a brass bar and hammer, tap out the oil storage ring.
22. REMOVE FRONT DIFFERENTIAL CASE BEARING |
- HINT:
- Measure the thickness of the case washer.
- Tag the bearing outer races so that they can be reinstalled in the correct locations.
Using SST and a press, press out the case bearing (outer) and plate washer from the bearing retainer.
- SST
- 09950-60020(09951-00680)
09950-70010(09951-07150)
- If the bearing is damaged during removal, replace it.
Using SST and a press, press out the case bearing (outer) and plate washer from the differential carrier.
- SST
- 09950-60020(09951-00680)
09950-70010(09951-07150)
- If the bearing is damaged during removal, replace it.
23. REMOVE DIFFERENTIAL RING GEAR |
Place matchmarks on the ring gear and differential case.
Text in Illustration*1
| Matchmark
|
Remove the 10 ring gear set bolts.
Using a plastic-faced hammer, tap on the ring gear to separate it from the differential case.
24. REMOVE FRONT DIFFERENTIAL CASE BEARING |
- HINT:
- The differential case and case bearings should only be removed when replacement is necessary.
Using SST, remove the 2 case bearings (inner) from the differential case.
- SST
- 09950-60010(09951-00480)
09950-40011(09951-04020,09952-04010,09953-04030,09954-04010,09955-04061,09953-04020,09958-04011)
Text in Illustration*a
| Notch
|
*b
| Turn
|
*c
| Hold
|
- HINT:
- Attach the claws of SST to the notch in the differential case assembly to secure SST.
25. DISASSEMBLE DIFFERENTIAL CASE |
Using a chisel and hammer, unstake the differential case.
Using a pin punch and hammer, tap out the straight pin.
Remove the following parts from the differential case.
- (1) Differential pinion gear (2 pieces)
- (2) Differential pinion gear thrust washer (2 pieces)
- (3) Differential pinion shaft
- (4) Differential side gear (2 pieces)
- (5) Differential side gear thrust washer (2 pieces)
26. INSPECT DIFFERENTIAL GEAR KIT |
Check that the differential pinion and differential side gear are not damaged.
- If the differential pinion or differential side gear is damaged, replace the differential gear kit.
27. INSPECT FRONT DIFFERENTIAL CASE |
Check that the differential case is not damaged.
- If the differential case is damaged, replace it.
28. REMOVE FRONT DIFFERENTIAL SIDE GEAR NEEDLE ROLLER BEARING |
Using a brass bar and hammer, tap out the 2 bearings.
29. REMOVE DIFFERENTIAL CLUTCH HUB |
Using a snap ring expander, remove the snap ring.
Remove the differential clutch hub.
30. REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL RH |
Using SST, tap out the oil seal from the differential tube.
- SST
- 09308-00010
31. REMOVE DIFFERENTIAL SIDE GEAR SHAFT SUB-ASSEMBLY RH |
Using a snap ring expander, remove the snap ring.
Remove the shaft from the differential tube.
32. REMOVE FRONT DIFFERENTIAL SIDE GEAR SHAFT RH BEARING |
Using a snap ring expander, remove the snap ring.
Using SST, a brass bar and a press, press out the shaft RH bearing.
- SST
- 09950-00020
- NOTICE:
- Do not damage the bearing.
- Do not drop the shaft.
33. INSPECT DIFFERENTIAL CLUTCH SLEEVE AND DIFFERENTIAL CLUTCH HUB |
Check that there is no wear or damage on the clutch hub and clutch sleeve.
- If necessary, replace them.
Check that the clutch sleeve slides smoothly on the clutch hub.
34. INSPECT DIFFERENTIAL CLUTCH SLEEVE AND DIFFERENTIAL SIDE GEAR INTER SHAFT |
Check that there is no wear or damage on the clutch sleeve and side gear inter shaft.
If necessary, replace clutch sleeve and side gear inter shaft.
Check that clutch sleeve slides smoothly on the side gear inter shaft.
35. INSPECT DIFFERENTIAL CLUTCH SLEEVE AND CLUTCH SLEEVE FORK CLEARANCE |
Using a feeler gauge, measure the clearance between the sleeve fork and clutch sleeve.
- Maximum clearance:
- 0.35 mm (0.0138 in.)
- If the clearance is more than the maximum, replace the fork or clutch sleeve.