Subaru Legacy 2002 Service Manual page 2027

Differentials
3. CROWN GEAR RUNOUT
Using a dial gauge, check the crown gear runout.
Crown gear runout:
Less than 0.05 mm (0.0020 in)
If the crown gear runout exceeds 0.05 mm (0.0020
in), replace the crown gear.
4. TOOTH CONTACT BETWEEN CROWN
GEAR AND DRIVE PINION
Inspect tooth contact between crown gear and
drive pinion.
<Ref. to DI-48, ASSEMBLY, Rear Differential for
VA-type.>
REAR DIFFERENTIAL FOR VA-TYPE
S303151A1003
S3M0525
S303151A1004
DI-58
F: ADJUSTMENT
1. SIDE GEAR BACKLASH
Adjust side gear backlash.
<Ref. to DI-48, ASSEMBLY, Rear Differential for
VA-type.>
2. CROWN GEAR BACKLASH
Adjust crown gear backlash.
<Ref. to DI-48, ASSEMBLY, Rear Differential for
VA-type.>
3. TOOTH CONTACT BETWEEN CROWN
GEAR AND DRIVE PINION
Adjust the tooth contact between crown gear and
drive pinion gear.
<Ref. to DI-48, ASSEMBLY, Rear Differential for
VA-type.>
S303151A01
A303151A0101
A303151A0102
A303151A0103