Subaru Impreza 2003 Service Manual page 2244

DIFFERENTIALS
(4) Temporarily tighten the lock plate.
NOTE:
Turn over the lock plate to displace the holder 1/2
tooth.
(5) Measure the crown gear-to-drive pinion
backlash. Set the magnet base on differential
carrier. Align the contact point of dial gauge with
tooth face of crown gear, and move the crown
gear while holding drive pinion still. Read the
value indicated on dial gauge.
NOTE:
If measured backlash is not within specified range,
repeat the procedures for pinion crown gear set
backlash adjustment and differential side bearing
preload adjustment.
Backlash:
0.10 — 0.15 mm (0.0039 — 0.0059 in)
REAR DIFFERENTIAL FOR VA-TYPE
DI-00132
DI-00172
DI-64
15) Draw a matching mark on both differential car-
rier and holder. Remove the holder one side at a
time.
Replace in the original position after inserting an O-
ring and applying grease to threaded portion.
(A) Matching mark
(B) Holder
16) Tighten the bolt of lock plate to specified
torque.
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
17) Re-check the crown gear-to-pinion backlash.
Backlash:
0.10 — 0.15 mm (0.0039 — 0.0059 in)
(A)
(B)
DI-00173
DI-00132
DI-00172