Subaru Legacy 2003 Service Manual page 2712

REAR DIFFERENTIAL FOR VA-TYPE
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.
DI-00101
4. TOOTH CONTACT BETWEEN CROWN
GEAR AND DRIVE PINION
Inspect tooth contact between crown gear and
drive pinion.
<Ref. to DI-47, ASSEMBLY, Rear Differential for
VA-type.>
F: ADJUSTMENT
1. SIDE GEAR BACKLASH
Adjust side gear backlash.
<Ref. to DI-47, ASSEMBLY, Rear Differential for
VA-type.>
2. CROWN GEAR BACKLASH
Adjust crown gear backlash.
<Ref. to DI-47, 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-47, ASSEMBLY, Rear Differential for
VA-type.>
DI-57