Rear Drive Axle/Differential
Axle Assembly
Special Service Tools
Axle oil seal remover
308-005(LRT-37-004/2)
Impulse extractor
100-012(LRT-99-004)
Installer halfshaft oil seal
308-626/1
Installer/Guide halfshaft oil seal
308-626/2
Removal
CAUTION: Do not allow halfshafts to hang unsupported at one end or joint damage will occur.
CAUTION: Do not store or install halfshafts with joints at maximum articulation or damage may occur to the joint.
CAUTION: Angularly Adjusted Roller (AAR) joints, used at the inboard end of some halfshafts have no internal retaining mechanism and can separate.
1 Disconnect the battery ground cable. For additional information, refer to Specifications Battery and Charging System
2
WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.
Raise and support the vehicle.
3 Remove both rear wheels and tires.
4 Remove the exhaust system. For additional information, refer to Exhaust System Service and Repair
5 Remove the fuel tank heat shield.
- Remove the 8 screws.
6 Drain the differential fluid. For additional information, refer to Differential Draining and Filling Rear Drive Axle/Differential
7
CAUTION: Mark the position of the driveshaft flange in relation to the drive pinion flange.
CAUTION: To avoid damage to the joint or gaiter, do not allow the driveshaft to hang.
Release the driveshaft from the rear axle drive flange.
- Remove and discard the 6 bolts.
- Remove the 3 washers.
8
CAUTION: Make sure that all openings are sealed. Use new blanking caps.
Disconnect the axle case breather line.
9
NOTE:
Use an additional wrench to prevent the component from rotating.
Release the LH tie rod.
- Remove and discard the nut.
10 Release the LH lower arm.
- Using a suitable stand, support the lower arm.
- Remove and discard the nut and bolt.
11 With assistance, release the LH halfshaft.
- Remove and discard the snap ring.
12
NOTE:
Use an additional wrench to prevent the component from rotating.
NOTE:
LH illustration shown, RH is similar.
Release the RH tie rod.
- Remove and discard the nut.
13
NOTE:
LH illustration shown, RH is similar.
Release the RH lower arm.
- Using a suitable stand, support the lower arm.
- Remove and discard the nut and bolt.
14
NOTE:
LH illustration shown, RH is similar.
With assistance, release the RH halfshaft.
- Remove and discard the snap ring.
15 Vehicles with differential locking motor.
- Release the 2 wiring harness clips.
- Disconnect the 2 electrical connectors.
16
WARNING: Secure the component to the transmission jack.
NOTE:
Remove and discard the axle assembly rear nut and bolt.
Remove the axle assembly.
- Using a transmission jack, support the axle.
- Remove the axle assembly front bolts.
17 With assistance, remove the axle from the transmission jack.
18
NOTE:
LH illustration shown, RH is similar.
Using the special tools, remove and discard both halfshaft seals.
Installation
1
CAUTION: The halfshaft seal protector must be left in place until the halfshaft has been installed.
Using the special tools, install new halfshaft seals.
- Clean the component mating faces.
2 With assistance, secure the axle to the transmission jack.
3
NOTE:
Make sure that new nuts and bolts are installed.
Install the axle assembly.
- Clean the component mating faces.
- Tighten the new nut and bolt to 120 Nm (89 lb.ft), then a further 180 degrees.
- Tighten the bolts to 100 Nm.
4 Vehicles with differential locking motor.
- Connect the electrical connectors.
- Secure the wiring harness clips.
5
CAUTION: Nuts and bolts must be tightened with the weight of the vehicle on the suspension.
Secure the RH lower arm.
- Install a new nut and bolt and tighten to 250 Nm (184 lb.ft).
6
NOTE:
Use an additional wrench to prevent the component from rotating.
Secure the RH tie rod.
- Install a new nut and tighten to 165 Nm (121 lb.ft).
7
CAUTION: Pull on the halfshaft inboard joint to make sure the clip has fully engaged and retains the halfshaft inboard joint within the axle case.
NOTE:
Do not fully engage the halfshaft until the oil seal protector has been removed.
With assistance, secure the LH halfshaft.
- Open the halfshaft seal protector and install the halfshaft.
- Release the halfshaft seal protector from the halfshaft seal.
- Break the halfshaft seal protector in to two pieces and remove the halfshaft seal protector.
- Fully install the halfshaft.
8 Repeat the above procedure for the other side.
9
CAUTION: Nuts and bolts must be tightened with the weight of the vehicle on the suspension.
Secure the LH lower arm.
- Install a new nut and bolt and tighten to 250 Nm (184 lb.ft).
10
NOTE:
Use an additional wrench to prevent the component from rotating.
Secure the LH tie rod.
- Install a new nut and tighten to 165 Nm (121 lb.ft).
11 Connect the axle case breather line.
12
NOTE:
Make sure that new bolts are installed.
Secure the driveshaft to the rear axle drive flange.
- Install the washers.
- Stage 1: Tighten the bolts to 45 Nm (33 lb.ft).
- Stage 2: Tighten the bolts a further 45 degrees.
13 Fill the differential with the correct amount of fluid. For additional information, refer to Differential Draining and Filling Rear Drive Axle/Differential
14 Install the fuel tank heat shield.
- Tighten the screws.
15 Install the exhaust system. For additional information, refer to Exhaust System Service and Repair
16 Install the wheels and tires.
- Tighten the wheel nuts to 140 Nm (103 lb.ft).
17 Connect the battery ground cable. For additional information, refer to Specifications Battery and Charging System