Subaru Outback manuals

Subaru Outback: Rear Drive Shaft

A: REMOVAL

1) Lift up the vehicle, and then remove the rear wheels.

2) Remove the axle nut.

CAUTION: Do not loosen the axle nut while the rear axle is loaded. Doing so may damage the hub bearing.

  1. Lift the crimped section of axle nut.
  2. Remove the axle nut using a socket wrench while depressing the brake pedal.

Subaru Outback. Drive Shaft System

3) Drain differential gear oil.

4) Remove the trailing link.

  1. Remove the bracket, and remove the parking brake cable from the guide (a).
  2. Remove the bolts and nuts, and then remove the trailing link.

Subaru Outback. Drive Shaft System

5) Remove the bolts and nuts and lower the rear lateral link.

  1. Remove the nut and disconnect the rear stabilizer link.
  2. Remove the shock absorber lower bolt.
  3. Disconnect the rear lateral link.

Subaru Outback. Drive Shaft System

6) Remove the rear drive shaft from the rear differential.

  1. T-type

1. Fit the ST to the bolt (a) as shown in the figure.

CAUTION: Fit the ST to the bolts as shown in the figure to prevent damage of the side bearing retainer.

PREPARATION TOOL: ST: DRIVE SHAFT REMOVER (28099PA100)

Subaru Outback. Drive Shaft System

2. Extract the rear drive shaft from the rear differential.

1. Fit the tire lever (b) to the bolt (a) as shown in the figure.

CAUTION: To prevent damage to the side bearing retainer, use by placing the tire lever against the bolt as shown in the figure.

Preparation tool: Tire lever

Subaru Outback. Drive Shaft System

2. Extract the rear drive shaft from the rear differential.

7) Remove the rear drive shaft from the rear axle.

NOTE: If it is hard to remove, use the ST.

PREPARATION TOOL:
ST1: AXLE SHAFT PULLER (926470000)
ST2: AXLE SHAFT PULLER PLATE (28099PA110)

Subaru Outback. Drive Shaft System

B: INSTALLATION

1) Replace the rear differential side oil seal. <Ref. to DI-78, REPLACEMENT, Rear Differential Side Oil Seal.>

NOTE: After pulling out the drive shaft, be sure to replace with a new oil seal.

2) Insert the drive shaft into the rear hub spline, and pull the drive shaft into specified position.

CAUTION:

Subaru Outback. Drive Shaft System

  1. Magnetic encoder
  2. Rear hub unit bearing

3) Tighten the axle nut temporarily.

4) Using the ST, install the rear drive shaft to the rear differential.

PREPARATION TOOL: ST: OIL SEAL PROTECTOR (28099PA090)

Subaru Outback. Drive Shaft System

5) Attach the links to the rear housing and tighten them to the specified torque.

Tightening torque:
Stabilizer link: 33 N*m (3.4 kgf-m, 24.3 ft-lb)
Shock absorber: 120 N*m (12.2 kgf-m, 88.5 ft-lb)
Rear lateral link: 80 N*m (8.2 kgf-m, 59 ft-lb)
Trailing link - rear sub frame: 120 N*m (12.2 kgf-m, 88.5 ft-lb)
Trailing link - rear housing: 80 N*m (8.2 kgf-m, 59 ft-lb)

6) While pressing the brake pedal, tighten the new axle nuts to the specified torque.

CAUTION: Do not load the rear axle before tightening the axle nut. Doing so may damage the hub bearing.

Tightening torque: 240 N*m (24.47 kgf-m, 177 ft-lb)

7) Lock the axle nut securely.

Subaru Outback. Drive Shaft System

8) Fill differential gear oil.

9) Install the rear wheels.

Tightening torque: 120 N*m (12.24 kgf-m, 88.5 ft-lb)

10) Inspect the wheel alignment and adjust if necessary.

C: DISASSEMBLY

1) Take out the DOJ outer race from the shaft assembly.

CAUTION: Be careful not to damage the boot.

  1. Using a flat tip screwdriver or plier, loosen the boot band on the large end of DOJ boot.

CAUTION: Be careful not to damage the boot.

Subaru Outback. Drive Shaft System

  1. Remove the boot band on the small end of DOJ boot in the same manner.
  2. Remove the large end of DOJ boot from DOJ outer race.
  3. Remove the round snap ring at the neck of DOJ outer race with a flat tip screwdriver.

Subaru Outback. Drive Shaft System

  1. Take out the DOJ outer race from the shaft assembly.
  2. Wipe off the grease and take out the ball bearings.

CAUTION: The grease is a special grease (grease for constant velocity joints). Do not mix with other greases.

NOTE: Disassemble exercising care not to lose balls.

Subaru Outback. Drive Shaft System

  1. Outer race
  2. Grease

2) Remove the cage from the inner race.

  1. Turn the cage by a half pitch to the track groove of inner race and shift the cage.
  2. Using pliers, remove the snap ring fixing the inner race to the shaft.

Subaru Outback. Drive Shaft System

  1. Take out the DOJ inner race.
  2. Take off the DOJ cage from shaft and remove the DOJ boot.

CAUTION: Wrap shaft splines with vinyl tape to protect the boot from scratches.

3) Remove the BJ boot or EBJ boot in the same procedure as the DOJ boot.

NOTE: Further disassembly of the drive shaft is impossible because the BJ and EBJ cannot be disassembled.

D: ASSEMBLY

CAUTION: Wrap shaft splines with vinyl tape to protect the boot from scratches.

NOTE: Use specified grease.

BJ, EBJ side: NKG106

DOJ side: NKG205

1) Install the DOJ inner race to the shaft.

  1. Install the BJ or EBJ boot in specified position, and fill it with 50 to 60 g (1.76 to 2.12 oz.) of specified grease.
  2. Place the DOJ boot at the center of shaft.
  3. Insert the DOJ cage onto shaft.

Subaru Outback. Drive Shaft System

  1. Cage
  2. Cutout portion

NOTE: Insert the cage with the cutout portion facing the shaft end, since the cage has an orientation.

  1. Install the DOJ inner race on shaft and fix the snap ring in place with pliers.

Subaru Outback. Drive Shaft System

NOTE: Confirm that the snap ring is completely fitted in the shaft groove.

2) Install the cage to the inner race.

  1. Install the cage (B) with the protruding section aligned with the track on the inner race (A), and turn by a half pitch.

Subaru Outback. Drive Shaft System

  1. Fill 80 to 90 g (2.82 to 3.17 oz) of specified grease into the inner side of the DOJ outer race.
  2. Apply a thin coat of specified grease to the cage pocket and ball.
  3. Insert the ball bearings into the cage pocket.

3) Connect the shaft assembly to the outer race.

  1. Align the outer race track and ball positions, and place the shaft, inner race, cage and ball bearings in the original positions, and then fix outer race in place.

Subaru Outback. Drive Shaft System

  1. Outer race
  2. Grease
  1. Install the snap ring in the groove on the DOJ outer race.

CAUTION: Be careful of the following items during installation:

  1. Apply an even coat of the specified grease [20 to 30 g (0.71 to 1.06 oz) ] to the entire inner surface of boot. Also apply grease to the shaft.
  2. Install the DOJ boot taking care not to twist it.

NOTE:

  1. Put a new band through the clip and wind twice in the band groove of the boot.
  2. Pinch the end of band with pliers. Hold the clip and tighten securely.

NOTE: When tightening boot, use care so that the air within the boot is appropriate.

  1. Tighten the band using the ST.

PREPARATION TOOL: ST: BAND TIGHTENING TOOL (925091000)

Subaru Outback. Drive Shaft System

NOTE: Tighten the band until it cannot be moved by hand.

  1. Tap the clip with the punch provided at the end of the ST.

PREPARATION TOOL: ST: BAND TIGHTENING TOOL (925091000)

Subaru Outback. Drive Shaft System

NOTE: Tap to an extent that the boot underneath is not damaged.

  1. Cut off the band with an allowance of about 10 mm (0.39 in) left from the clip and bend this allowance over the clip.

CAUTION: Make sure that the end of the band is in close contact with clip.

4) Install the BJ boot or EBJ boot in the same procedure as a DOJ boot.

5) Extend and retract the DOJ repeatedly to provide an equal coating of grease.

E: INSPECTION

Check the removed parts for damage, wear, corrosion etc. Repair or replace if defective.

General Diagnostic Table

A: INSPECTION

NOTE: Vibration while cruising may be caused by an unbalanced tire, improper tire inflation pressure, improper wheel alignment, etc.

Subaru Outback. Drive Shaft System

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 Oil Charge Pipe

A: REMOVAL 1) Disconnect the ground cable from battery. 2) Lift up the vehicle. 3) Remove the under cover. <Ref. to EI-35, REMOVAL, Front Under Cover.> 4) Remove the front exhaust pipe. <Ref. to EX(H6DO)-5, REMOVAL, Front Exhaust Pipe.> 5) Disconnect the connector from turbine speed

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