Subaru Outback manuals

Subaru Outback: Rear Differential Front Oil Seal

A: INSPECTION

Make sure that there is no leakage from front oil seal portion. If there is any leakage, replace the oil seal and inspect the propeller shaft.

B: REPLACEMENT

1) Shift the select lever or gear shift lever to neutral.

2) Release the parking brake.

3) Disconnect the ground cable from battery.

4) Lift up the vehicle.

5) Drain differential gear oil. <Ref. to DI-23, REPLACEMENT, Differential Gear Oil.>

6) Remove the rear exhaust pipe.

7) Remove the heat shield cover.

Subaru Outback. Differentials

8) Remove the propeller shaft. <Ref. to DS-10, REMOVAL, Propeller Shaft.>

9) Check the initial torque and write it down.

10) Remove the self-locking nut while holding the companion flange with ST.

ST 498427200 FLANGE WRENCH

Subaru Outback. Differentials

11) Extract the companion flange using the ST.

ST 399703600 PULLER ASSY

Subaru Outback. Differentials

12) Remove the oil seal using ST or screwdriver.

ST 398527700 PULLER ASSY

Subaru Outback. Differentials

13) Using the ST, install the oil seal.

NOTE:

ST 498447120 INSTALLER

Subaru Outback. Differentials

14) Install the companion flange.

NOTE: Use a plastic hammer to install companion flange.

15) Tighten the self-locking nut to the specified torque so that the initial torque of companion flange becomes the same as that of before oil seal replacement.

NOTE:

Seal material: THREE BOND 1324 (Part No. 004403042) or equivalent

Tightening torque:
T-type
167 - 196 N*m (17.0 - 20.0 kgf-m, 123.2 - 144.6 ft-lb)
VA-type
162 - 220 N*m (16.5 - 22.5 kgf-m, 119.5 - 162.3 ft-lb)

ST 498427200 FLANGE WRENCH

Subaru Outback. Differentials

16) Hereafter, perform assembly in the reverse order of disassembly.

17) Fill differential gear oil. <Ref. to DI-23, REPLACEMENT, Differential Gear Oil.>

Rear Differential Side Oil Seal

A: INSPECTION

Make sure that there is no leakage from side oil seal. If there is any leakage, replace the oil seal.

B: REPLACEMENT

1) Remove the rear differential. <Ref. to DI-26, REMOVAL, Rear Differential (T-type).> <Ref. to DI-46, REMOVAL, Rear Differential (VA-type).>

2) Remove the rear differential side oil seal using a ST or screwdriver wrapped with vinyl tape to prevent the side retainer from scratching.

ST 398527700 PULLER ASSY

3) Using the ST, install the oil seal to the side retainer.

NOTE:

ST 398437700 DRIFT

Subaru Outback. Differentials

ST 498447100 INSTALLER

Subaru Outback. Differentials

4) Install the rear differential. <Ref. to DI-28, INSTALLATION, Rear Differential (T-type).> <Ref. to DI-46, INSTALLATION, Rear Differential (VAtype).>

Rear Differential Front Member

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Lift up the vehicle.

3) Support the rear differential using transmission jack, and then remove the rear differential front member.

Subaru Outback. Differentials

  1. Rear differential front member

B: INSTALLATION

Install the rear differential front member with a new self-locking nut.

Tightening torque:
T1: 50 N*m (5.1 kgf-m, 36.9 ft-lb)
T2: 110 N*m (11.2 kgf-m, 81.1 ft-lb)

Subaru Outback. Differentials

C: INSPECTION

1) Check the rear differential front member for damage, bend and corrosion.

If damage, bend or corrosion is excessive, replace the rear differential front member.

2) Check the bushings of rear differential member for cracking, hardening and damage. If cracking, hardening or damage is excessive, replace rear differential front member.

READ NEXT:

 Rear Differential Mount Bushing

A: INSPECTION Check the rear differential mount bushing for cracks, hardening or damage. If cracking, hardening or damage is excessive, replace rear differential mount bushing. B: REPLACEMENT CAUTION:

 Transfer Case

General Description A: NOTE For general description, refer to "5AT", "CVT" or "6MT" section. 5AT model: <Ref. to 5AT-2, General Description.> CVT model: <Ref. to CVT-3, General Description.&g

 Drive Shaft System

SEE MORE:

 Brake Booster

A: REMOVAL CAUTION: Do not allow brake fluid to come in contact with the painted surface of the vehicle body. If it does, wash off with water and wipe away completely. 1) Disconnect the ground cable from battery. 2) Drain brake fluid from the reservoir tank completely. 3) Remove the master cylind

 Tire replacement

The wheels and tires are important and integral parts of your vehicle’s design; they cannot be changed arbitrarily. The tires fitted as standard equipment are optimally matched to the characteristics of the vehicle and were selected to give the best possible combination of running performanc

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