Subaru 2009 IMPREZA Service Manual page 1984

AT Main Case
AUTOMATIC TRANSMISSION
E: INSPECTION
1. HIGH CLUTCH AND REVERSE CLUTCH
Check the following items.
• Drive plate facing for wear or damage
• Driven plate for discoloration (burned color)
• Snap ring wear and spring retainer deformation
• Wear and damage of the lip seal and D-ring
• Piston and piston check ball operation
• Adjust the total end play. <Ref. to 4AT-91, AD-
JUSTMENT, Oil Pump Housing.>
2. PLANETARY GEAR AND LOW CLUTCH
Check the following items.
• Drive plate facing for wear or damage
• Driven plate for discoloration (burned color)
• Snap ring wear and spring retainer deformation
• Wear and damage of the lip seal and D-ring
• Check the total end play and adjust it to be within
specifications. <Ref. to 4AT-91, ADJUSTMENT,
Oil Pump Housing.>
3. 2-4 BRAKE
Check the following items.
• Drive plate facing for wear or damage
• Driven plate for discoloration (burned color)
• Snap ring wear, leaf spring setting and break-
age, and spring retainer deformation
• Wear and damage of the lip seal and D-ring
• Check the total end play and adjust it to be within
specifications. <Ref. to 4AT-91, ADJUSTMENT,
Oil Pump Housing.>
4. ONE-WAY CLUTCH
• Check that the snap ring is not damaged and the
seal ring is not deformed.
• Measure the total end play and adjust it to be
within specifications. <Ref. to 4AT-91, ADJUST-
MENT, Oil Pump Housing.>
5. LOW & REVERSE BRAKE
Check the following items.
• Drive plate facing for wear or damage
• Driven plate for discoloration (burned color)
• Snap ring wear, leaf spring setting and break-
age, and spring retainer deformation
• Lip seal wear and damage
4AT-128