Subaru IMPREZA GD 2007 Series Manual page 2607

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AUTOMATIC TRANSMISSION
• Correct tooth contact
Check item: Tooth contact surface is slightly
shifted toward the toe side under a no-load con-
dition. (When driving, it moves towards the heel
side.)
(A) Toe side
(B) Heel side
• Face contact
Check item: Backlash is too large.
Contact pattern
Corrective action: Increase thickness of pinion
height adjusting washer according to the proce-
dures for moving the drive pinion closer to the driv-
en gear.
Drive Pinion Shaft Assembly
(A)
(B)
MT-01401
AT-00208
AT-00212
4AT-100
• Flank contact
Check item: Backlash is too small.
Contact pattern
Corrective action: Reduce thickness of the pinion
height adjusting washer according to the proce-
dures for moving the drive pinion away from the
driven gear.
AT-00209
AT-00213