Subaru Impreza 2003 Service Manual page 2246

DIFFERENTIALS
Corrective action: Reduce thickness of drive pinion
height adjusting shim in order to move drive pinion
away from crown gear.
• Toe contact (Inside end contact)
Checking item: Contact area is small.
Contact pattern
Corrective action: Reduce thickness of drive pinion
height adjusting shim in order to move drive pinion
away from crown gear.
• Heel contact (Outside end contact)
Checking item: Contact area is small.
REAR DIFFERENTIAL FOR VA-TYPE
AT-00213
AT-00210
AT-00213
DI-66
Contact pattern
Corrective action: Increase thickness of drive pin-
ion height adjusting shim in order to bring drive pin-
ion close to crown gear.
20) If proper tooth contact is not obtained, once
again adjust the drive pinion height and the differ-
ential side bearing preload (already mentioned)
and the hypoid gear backlash.
21) Install the rear cover and tighten the bolts to
specified torque.
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
(A)
(A) Rear cover
AT-00211
AT-00212
DI-00189