Subaru Outback: General Description
A: SPECIFICATION
1. REAR DIFFERENTIAL
When replacing a rear differential assembly, select the correct one according
to the following table.
NOTE:
- Using a different rear differential assembly will cause the drive train
and tires to drag or emit abnormal
noise.
- For option code, refer to "ID" section. <Ref. to ID-2, IDENTIFICATION,
Identification.>

2. IDENTIFICATION
Identification positions are shown in the following
figures. For details concerning identification, refer
to the "ID" section.

- Identification

- Identification

- Identification
3. REAR DIFFERENTIAL GEAR OIL
Recommended gear oil:
GL-5 (75W-90)
CAUTION:
Each oil manufacturer has its base oil and additives.
Thus, do not mix two or more brands.

- Item
- Rear differential gear oil
- API classification
- SAE viscosity No. and applicable temperature
4. SERVICE DATA

B: COMPONENT
1. REAR DIFFERENTIAL (T-TYPE)

- Hypoid driven gear and drive pinion
set
- Pinion height adjusting washer
- Rear bearing
- Preload adjusting spacer
- Preload adjusting washer
- Differential carrier
- Front bearing
- Spacer
- Pilot bearing
- Front oil seal
- Companion flange
- Self-locking nut
- Side bearing
- O-ring
- Side retainer shim
- Side retainer
- Side oil seal
- Side gear thrust washer
- Side gear
- Pinion mate gear
- Pinion mate gear washer
- Pinion shaft lock pin
- Snap ring
- Pinion mate shaft
- Air breather cap
- Stud bolt
- Filler plug
- Drain plug
- Rear cover
- Differential case
- Gasket
Tightening torque: N*m (kgf-m, ft-lb)
T1: 10.5 (1.1, 7.7)
T2: 29.5 (3.0, 21.8)
T3: 49 (5.0, 36.1)
T4: 103 (10.5, 76.0)
T5: 181.5 (18.5, 133.9)
2. REAR DIFFERENTIAL (VA1-TYPE)

- Hypoid driven gear and drive pinion
set
- Pinion height adjusting washer
- Rear bearing
- Preload adjusting spacer
- Preload adjusting washer
- Differential carrier
- Front bearing
- Spacer
- Pilot bearing
- Front oil seal
- Companion flange
- Self-locking nut
- Lock plate
- Side bearing
- O-ring
- Side retainer
- Side oil seal
- Side gear thrust washer
- Side gear
- Pinion mate gear
- Spring pin
- Differential case
- Pinion mate shaft
- Air breather cap
- Stud bolt
- Gasket
- Filler plug
- Drain plug
- Rear cover
- Gasket
Tightening torque:N*m (kgf-m, ft-lb)
T1: 25 (2.5, 18.4)
T2: 50 (5.1, 36.9)
T3: <Ref. to DI-52, ASSEMBLY,
Rear Differential (VA-type).>
T4: 191 (19.5, 140.9)
3. REAR DIFFERENTIAL (VA2-TYPE)

- Hypoid driven gear and drive pinion
set
- Pinion height adjusting washer
- Rear bearing
- Preload adjusting spacer
- Preload adjusting washer
- Differential carrier
- Front bearing
- Spacer
- Pilot bearing
- Front oil seal
- Companion flange
- Self-locking nut
- Lock plate
- Side bearing
- O-ring
- Side retainer
- Side oil seal
- Differential case
- Circlip
- Side gear thrust washer
- Side gear
- Pinion mate gear
- Spring pin
- Pinion mate shaft
- Air breather cap
- Stud bolt
- Rear cover
- Gasket
- Gasket
- Filler plug
- Drain plug
Tightening torque: N*m (kgf-m, ft-lb)
T1: 25 (2.5, 18.4)
T2: 34 (3.5, 25.1)
T3: 50 (5.1, 36.9)
T4: <Ref. to DI-52, ASSEMBLY,
Rear Differential (VA-type).>
T5: 191 (19.5, 140.9)
4. REAR DIFFERENTIAL MOUNTING SYSTEM

- Mass damper (CVT model)
- Rear differential front member
- Rear differential member plate
- Rear differential ASSY
- Sub frame
- Rear differential mount bushing
- Self-locking nut
- Rear differential member plate
(CVT model)
Tightening torque: N*m (kgf-m, ft-lb)
T1: 50 (5.1, 36.9)
T2: 70 (7.1, 51.6)
T3: 110 (11.2, 81.1)
C: CAUTION
- Wear appropriate work clothing, including a cap,
protective goggles and protective shoes when performing
any work.
- Remove contamination including dirt and corrosion
before removal, installation or disassembly.
- Keep the disassembled parts in order and protect
them from dust and dirt.
- Before removal, installation or disassembly, be
sure to clarify the failure. Avoid unnecessary removal,
installation, disassembly and replacement.
- Vehicle components are extremely hot after driving.
Be wary of receiving burns from heated parts.
- Use SUBARU genuine gear oil, grease or equivalent.
Do not mix gear oil, grease, etc. of different
grades or manufacturers.
- Be sure to tighten fasteners including bolts and
nuts to the specified torque.
- Place shop jacks or rigid racks at the specified
points.
- Apply gear oil onto sliding or revolving surfaces
before installation.
- Before installing the O-ring or snap ring, apply a
sufficient amount of gear oil to avoid damage and
deformation.
- Before securing a part on a vise, place cushioning
material such as wood blocks, aluminum plate,
or cloth between the part and the vise.
- Avoid damaging the mating surface of the case.
D: PREPARATION TOOL
1. SPECIAL TOOL













2. GENERAL TOOL

READ NEXT:
A: INSPECTION
1) Remove the filler plug, and then check the gear
oil. Replace the gear oil if it is contaminated, deteriorated
or cloudy. <Ref. to DI-23, REPLACEMENT,
Differential Gear Oil.>
2)
A: REMOVAL
1) Shift the select lever or gear shift lever to neutral.
2) Release the parking brake.
3) Disconnect the ground cable from battery.
4) Loosen the wheel nuts.
5) Lift up the vehicle.
6
A: REMOVAL
The removal procedure for VA-type is included in
"REMOVAL" for T-type. <Ref. to DI-26, REMOVAL,
Rear Differential (T-type).>
B: INSTALLATION
The installation procedure for VA-type is
SEE MORE:
General Description
A: SPECIFICATION
B: COMPONENT
Accelerator pedal ASSY
Clip
Accelerator plate
Accelerator stopper
Tightening torque: N*m (kgf-m, ft-lb)
T: 18 (1.8, 13.3)
C: CAUTION
Wear appropriate work clothing, including a cap,
protective goggles and protective shoes when performing
W: DTC 41 SIDE AIRBAG RH FAILURE
NOTE:
Be sure to properly identify the Airbag system type prior to performing any
diagnostics.
1. TYPE A
DTC DETECTING CONDITION:
Side airbag harness (RH) is faulty.
Side airbag module (RH) is faulty.
Airbag control module is faulty.
CAUTION:
Before performing
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