INSPECT DIFFERENTIAL SIDE GEAR BACKLASH

ASSEMBLE DIFFERENTIAL CASE

INSTALL REAR DIFFERENTIAL CASE BEARING

INSTALL DIFFERENTIAL RING GEAR

INSPECT RUNOUT OF DIFFERENTIAL RING GEAR

INSTALL REAR DRIVE PINION FRONT TAPERED ROLLER BEARING

INSTALL REAR DRIVE PINION REAR TAPERED ROLLER BEARING

INSTALL REAR DRIVE PINION REAR TAPERED ROLLER BEARING

INSPECT DRIVE PINION PRELOAD

INSTALL REAR DIFFERENTIAL CASE SUB-ASSEMBLY

INSPECT DIFFERENTIAL RING GEAR BACKLASH

ADJUST SIDE BEARING PRELOAD

INSPECT TOTAL PRELOAD

INSPECT TOOTH CONTACT BETWEEN RING GEAR AND DRIVE PINION

REMOVE DRIVE PINION COMPANION FLANGE REAR NUT

REMOVE REAR DRIVE PINION REAR COMPANION FLANGE SUB-ASSEMBLY

REMOVE REAR DIFFERENTIAL DRIVE PINION OIL SLINGER

REMOVE REAR DRIVE PINION FRONT TAPERED ROLLER BEARING

INSTALL REAR DIFFERENTIAL DRIVE PINION BEARING SPACER

INSTALL REAR DRIVE PINION FRONT TAPERED ROLLER BEARING

INSTALL REAR DIFFERENTIAL DRIVE PINION OIL SLINGER

INSTALL REAR DIFFERENTIAL CARRIER OIL SEAL

INSTALL REAR DRIVE PINION REAR COMPANION FLANGE SUB-ASSEMBLY

INSPECT DRIVE PINION PRELOAD

INSPECT TOTAL PRELOAD

INSPECT DIFFERENTIAL RING GEAR BACKLASH

INSPECT RUNOUT OF REAR DRIVE PINION REAR COMPANION FLANGE SUB-ASSEMBLY

STAKE DRIVE PINION COMPANION FLANGE REAR NUT

INSTALL DIFFERENTIAL LOCK SHIFT ACTUATOR

INSTALL REAR DIFFERENTIAL LOCK COVER

INSTALL NO. 1 TRANSFER INDICATOR SWITCH

Install the 2 thrust washers to the 2 side gears.

Install the 4 thrust washers to the 4 pinion gears.

Install the 2 side gears into the differential case.

Install the holder into the differential case.

Install the 4 pinion gears.

Align the holes of the differential case and pinion shaft, and install the 3 pinion shafts.

Align the matchmarks and install the differential cover to the differential case.

Temporarily install the 5 bolts and 3 pinion shaft pins.

Using a T10 "TORX" socket, tighten the 5 bolts and 3 pinion shaft pins.

• Torque:
• 58 N*m{ 591 kgf*cm, 43 ft.*lbf}

Using a dial indicator, while holding the side gear, measure the backlash.

• Standard backlash:
• 0.05 to 0.15 mm (0.000788 to 0.00590 in.)

If the backlash is not within the specification, replace the side gear thrust washers with washers of a different thickness.

• HINT:

• Standard Washer Thickness:

• Specified Condition	Specified Condition
  1.53 to 1.57 mm (0.0603 to 0.0618 in.)	1.83 to 1.87 mm (0.0720 to 0.0736 in.)
  1.58 to 1.62 mm (0.0622 to 0.0637 in.)	1.88 to 1.92 mm (0.0740 to 0.0755 in.)
  1.63 to 1.67 mm (0.0642 to 0.0657 in.)	1.93 to 1.97 mm (0.0760 to 0.0775 in.)
  1.68 to 1.72 mm (0.0662 to 0.0677 in.)	1.98 to 2.02 mm (0.0780 to 0.0795 in.)
  1.73 to 1.77 mm (0.0682 to 0.0696 in.)	2.03 to 2.07 mm (0.0800 to 0.0814 in.)
  1.78 to 1.82 mm (0.0701 to 0.0716 in.)	2.08 to 2.12 mm (0.0819 to 0.0834 in.)

After measuring the backlash, remove the 5 set bolts and 3 pinion shaft pins.

Clean the threads of the bolts, pinion shaft pins, case and cover with non-residue solvent.

Coat the threads of the bolts and pinion shafts with adhesive.

• Adhesive:
• Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

Align the matchmarks of the case and cover.

Using a T10 "TORX" socket, install the 5 bolts and 3 pinion shaft pins.

• Torque:
• 58 N*m{ 591 kgf*cm, 43 ft.*lbf}

Differential Cover Side:

Using SST and a press, press the side bearing onto the differential cover.

• SST
• 09550-60010

Ring Gear Side:

Using SST and a press, press the side bearing onto the differential case.

• SST
• 09550-60010

Clean the threads of the bolts and differential case with non-residue solvent.

Clean the contact surface of the differential case and ring gear.

Heat the ring gear to about 100°C (212°F) in boiling water.

Carefully take the ring gear out of the boiling water.

After the moisture on the ring gear has completely evaporated, quickly align the matchmarks on the ring gear and differential case and set the ring gear onto the differential case. Then temporarily install the 12 bolts so that the bolt holes in the ring gear and differential case are aligned.

After the ring gear cools down sufficiently, remove the 12 bolts. Then apply thread lock adhesive to the 12 bolts and install them.

• Thread lock:
• Toyota Genuine Adhesive 1360K, Three Bond 1360K or equivalent

• Torque:
• 137 N*m{ 1397 kgf*cm, 101 ft.*lbf}

Place the bearing outer races on their respective bearings.

• HINT:

• Do not interchange the left and right outer races.

Install the assembled plate washers to the side bearing.

Install the differential case to the differential carrier.

• HINT:

• If it is difficult to install the differential case to the carrier, replace the plate washer with a thinner one.

• However, select a plate washer that allows no clearance between it and the carrier.

Align the matchmarks on the bearing caps and differential carrier.

Install and uniformly tighten the 4 bolts a little at a time.

Using a dial indicator, check the ring gear runout.

• Maximum runout:
• 0.05 mm (0.00197 in.)

If the runout is more than the maximum, replace the ring gear.

Remove the differential case.

Using SST and a press, press in the front bearing outer race.

• SST
• 09950-60020(09951-00710)
  09950-70010(09951-07150)

Using SST and a press, press in the rear bearing outer race.

• SST
• 09950-60020(09951-00890)
  09950-70010(09951-07150)

Install the washer to the drive pinion.

• HINT:

• After installing the washer, check the tooth contact pattern. If necessary, replace the washer with one of a different thickness.

Using SST and a press, press the rear bearing into the drive pinion.

• SST
• 09506-35010

Install the drive pinion and front bearing.

• HINT:

• Assemble the spacer and oil seal after adjusting the gear contact pattern.

Install the oil slinger.

Using SST, install the companion flange.

• SST
• 09950-30012(09951-03010,09953-03010,09954-03010,09955-03030,09956-03040)

Using SST to hold the flange, adjust the drive pinion preload by tightening the nut.

• SST
• 09330-00021(09330-00030)

• NOTICE:

Using a torque wrench, measure the preload.

• Standard Preload (at Starting):

• Bearing	Specified Condition
  New	1.04 to 1.69 N*m (11 to 17 kgf*cm, 10 to 14 in.*lbf)
  Reused	0.85 to 1.37 N*m (9 to 13 kgf*cm, 8 to 12 in.*lbf)

• NOTICE:

• Measure the total preload after turning the bearing clockwise and counterclockwise several times to make the bearing smooth.

Place the bearing outer races on their respective bearings.

• HINT:

• Do not interchange the left and right outer races.

Install the assembled plate washer to the side bearing.

Install the differential case to the carrier.

Using a plastic-faced hammer, tap on the ring gear to make sure the differential case is aligned with the carrier, and fit the bearings and plate washers into the carrier.

• HINT:

• If it is difficult to install the differential case to the carrier, replace the plate washer with a thinner one.

• However, select a plate washer that allows no clearance between it and the carrier.

Using a dial indicator, measure the backlash while holding the side bearing of the ring gear side.

• Standard backlash:
• 0.10 to 0.20 mm (0.00394 to 0.00787 in.)

Select a case cover side plate washer using the backlash as a reference.

• Standard Side Plate Washer Thickness:

• Mark No.	Specified Condition	Mark No.	Specified Condition
  01	2.66 to 2.68 mm (0.1048 to 0.1055 in.)	13	3.02 to 3.04 mm (0.1189 to 0.1196 in.)
  02	2.69 to 2.71 mm (0.1059 to 0.1066 in.)	14	3.05 to 3.07 mm (0.1201 to 0.1208 in.)
  03	2.72 to 2.74 mm (0.1071 to 0.1078 in.)	15	3.08 to 3.10 mm (0.1213 to 0.1220 in.)
  04	2.75 to 2.77 mm (0.1083 to 0.1090 in.)	16	3.11 to 3.13 mm (0.1225 to 0.1232 in.)
  05	2.78 to 2.80 mm (0.1095 to 0.1102 in.)	17	3.14 to 3.16 mm (0.1237 to 0.1244 in.)
  06	2.81 to 2.83 mm (0.1107 to 0.1114 in.)	18	3.17 to 3.19 mm (0.1248 to 0.1255 in.)
  07	2.84 to 2.86 mm (0.1119 to 0.1125 in.)	19	3.20 to 3.22 mm (0.1260 to 0.1267 in.)
  08	2.87 to 2.89 mm (0.1130 to 0.1137 in.)	20	3.23 to 3.25 mm (0.1272 to 0.1279 in.)
  09	2.90 to 2.92 mm (0.1142 to 0.1149 in.)	21	3.26 to 3.28 mm (0.1284 to 0.1291 in.)
  10	2.93 to 2.95 mm (0.1154 to 0.1161 in.)	22	3.29 to 3.31 mm (0.1296 to 0.1303 in.)
  11	2.96 to 2.98 mm (0.1166 to 0.1173 in.)	23	3.32 to 3.34 mm (0.1307 to 0.1314 in.)
  12	2.99 to 3.01 mm (0.1178 to 0.1185 in.)	-	-

Select a ring gear teeth side plate washer so that there is no clearance between the outer race and case.

Remove the 2 plate washers and differential carrier.

Install the selected plate washer into the lower part of the carrier.

Place the selected plate washer onto the differential case together with the outer races, and install the differential case with the outer races to the carrier.

Using a plastic-faced hammer, tap on the ring gear to make sure the differential case is aligned with the carrier, and fit the bearings and plate washers into the carrier.

Using a dial indicator, measure the ring gear backlash.

• Standard backlash:
• 0.10 to 0.20 mm (0.00394 to 0.00787 in.)

If the backlash is not within the specification, adjust it by either increasing or decreasing the thickness of washers on both sides by an equal amount.

• HINT:

• There should be no clearance between the plate washers and case.

Ensure that there is ring gear backlash.

Remove the ring gear side plate washer.

Using a micrometer, measure the thickness.

Using the backlash as a reference, select a washer that is 0.06 to 0.09 mm (0.00236 to 0.00354 in.) thicker than the removed washer.

• HINT:

• Select a washer which can be pressed in 2/3 of the full amount with your finger.

Install the selected plate washer.

Using SST and plastic-faced hammer, tap the plate washer so that it fits to the bearing.

• SST
• 09504-22011

Align the matchmarks on the caps and carrier.

Install the 4 bearing cap bolts to the specified torque.

• Torque:
• 113 N*m{ 1152 kgf*cm, 83 ft.*lbf}

Using a dial indicator, adjust the ring gear backlash until it is within the specification.

• Standard backlash:
• 0.10 to 0.20 mm (0.00394 to 0.00787 in.)

Using a torque wrench, measure the preload with the teeth of the drive pinion and ring gear in contact.

• Standard Total Preload (at starting):

• Bearing	Specified Condition
  New	1.33 to 2.18 N*m (14 to 22 kgf*cm, 12 to 19 in.*lbf)
  Reused	1.14 to 1.86 N*m (12 to 18 kgf*cm, 11 to 16 in.*lbf)

Coat 3 or 4 teeth at 3 different positions on the ring gear with Prussian blue.

Turn the companion flange in both directions to inspect the ring gear for proper tooth contact.

If the teeth are not contacting properly, use the following table to select a proper washer for correction.

• Standard Washer Thickness:

• Specified Condition	Specified Condition
  1.04 to 1.06 mm (0.0410 to 0.0417 in.)	1.315 to 1.335 mm (0.0518 to 0.0525 in.)
  1.065 to 1.085 mm (0.0420 to 0.0427 in.)	1.34 to 1.36 mm (0.0528 to 0.0535 in.)
  1.09 to 1.11 mm (0.0430 to 0.0437 in.)	1.365 to 1.385 mm (0.0538 to 0.0545 in.)
  1.115 to 1.135 mm (0.0439 to 0.0446 in.)	1.39 to 1.41 mm (0.0548 to 0.0555 in.)
  1.14 to 1.16 mm (0.0449 to 0.0456 in.)	1.415 to 1.435 mm (0.0557 to 0.0564 in.)
  1.165 to 1.185 mm (0.0459 to 0.0466 in.)	1.44 to 1.46 mm (0.0567 to 0.0574 in.)
  1.19 to 1.21 mm (0.0469 to 0.0476 in.)	1.465 to 1.485 mm (0.0577 to 0.0584 in.)
  1.215 to 1.235 mm (0.04789 to 0.0486 in.)	1.49 to 1.51 mm (0.0587 to 0.0594 in.)
  1.24 to 1.26 mm (0.0489 to 0.0496 in.)	1.515 to 1.535 mm (0.0597 to 0.0604 in.)
  1.265 to 1.285 mm (0.0498 to 0.0505 in.)	1.54 to 1.56 mm (0.0607 to 0.0614 in.)
  1.29 to 1.31 mm (0.0508 to 0.0515 in.)	-

Using SST to hold the flange, remove the nut.

• SST
• 09330-00021(09330-00030)

Using SST, remove the companion flange.

• SST
• 09950-30012(09951-03010,09953-03010,09954-03010,09956-03030)

Using SST, remove the bearing (inner race).

• SST
• 09556-22010

If the front bearing is damaged or worn, replace the bearing.

Install a new spacer to the drive pinion.

Using SST and a hammer, tap in the bearing (outer race).

• SST
• 09316-60011(09316-00011,09316-00021)

Install the bearing (inner race).

Using SST and a hammer, tap in a new oil seal.

• SST
• 09214-76011

• Standard oil seal depth:
• 0.05 to 0.95 mm (0.00197 to 0.0374)

Coat the lip of the oil seal with MP grease.

Using SST, install the companion flange.

• SST
• 09950-30012(09951-03010,09953-03010,09954-03010,09955-03030,09956-03040)

Coat the threads of a new nut with hypoid gear oil.

Using SST to hold the companion flange, install the nut by tightening it until the standard preload is reached.

• SST
• 09330-00021(09330-00030)

• Torque:
• 441 N*m{ 4497 kgf*cm, 325 ft.*lbf}or less

Using a torque wrench, measure the preload.

• Standard Preload (at Starting):

• Bearing	Specified Condition
  New	1.04 to 1.69 N*m (11 to 17 kgf*cm, 10 to 14 in.*lbf)
  Reused	0.85 to 1.37 N*m (9 to 13 kgf*cm, 8 to 12 in.*lbf)

Using a torque wrench, measure the preload with the teeth of the drive pinion and ring gear in contact.

• Standard Preload (at Starting):

• Bearing	Specified Condition
  New	1.33 to 2.18 N*m (14 to 22 kgf*cm, 12 to 19 in.*lbf)
  Reused	1.14 to 1.86 N*m (12 to 18 kgf*cm, 11 to 16 in.*lbf)

Using a dial indicator, measure the ring gear backlash.

• Standard backlash:
• 0.10 to 0.20 mm (0.00394 to 0.00787 in.)

• HINT:

• Measure at 3 or more positions around the circumference of the ring gear.

If the backlash is not as specified, adjust the side bearing preload or repair as necessary.

Using a dial indicator, measure the runout of the companion flange vertically and laterally.

• Maximum Runout:

• Runout	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.

Using a chisel and hammer, stake the nut.

Remove any old FIPG material.

Clean the contact surfaces of any residual FIPG material using non-residue solvent.

Apply seal packing to the actuator.

• Seal packing:
• Toyota Genuine Seal Packing 1281, Three Bond 1281 or equivalent

• HINT:

• Install the actuator within 10 minutes after applying seal packing.

Install the shift fork and actuator to the differential and align the shift fork hole with the shift lock.

Clean the threads of the set bolt and fork shaft with non-residue solvent.

Coat the threads of the set bolt with adhesive.

• Adhesive:
• Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

Install the shift fork shaft set bolt.

• Torque:
• 20 N*m{ 204 kgf*cm, 15 ft.*lbf}

Engage the sleeve with the dog clutch of the differential case.

Install the 4 bolts.

• Torque:
• 24 N*m{ 245 kgf*cm, 18 ft.*lbf}

Remove any old FIPG material.

Clean the contact surfaces of any residual FIPG material using non-residue solvent.

Apply seal packing to the cover

• Seal packing:
• Toyota Genuine Seal Packing 1281, Three Bond 1281 or equivalent

• HINT:

• Install the cover within 10 minutes after applying seal packing.

Install the cover with the 3 bolts.

• Torque:
• 18 N*m{ 184 kgf*cm, 13 ft.*lbf}

Using a SST, install a new gasket and the indicator switch.

• SST
• 09922-10010

• Torque:
• without SST:
• 40 N*m{ 408 kgf*cm, 30 ft.*lbf}
• with SST:
• 28 N*m{ 283 kgf*cm, 20 ft.*lbf}

• NOTICE:

Connect the connector.