AT Main Case: Removal

Remove the transmission assembly from the vehicle. Refer to REMOVAL .
Extract the torque converter clutch assembly.
Refer to REMOVAL .
Remove the input shaft.

Fig 1: Removing Input Shaft
Courtesy of SUBARU OF AMERICA, INC.
Lift-up the lever behind the transmission harness connector and disconnect it from stay.
Disconnect the inhibitor switch connector from stay.
Disconnect the air breather hose.
Remove the oil charger pipe. Refer to REMOVAL .
Remove the oil cooler inlet and outlet pipes.
Refer to REMOVAL .
Separate the torque converter clutch case and transmission case. Refer to REMOVAL .
Remove the oil pump housing.
Refer to OIL PUMP HOUSING .
Take out the high clutch, thrust needle bearing and reverse clutch assembly.

Fig 2: Removing High Clutch, Thrust Needle Bearing & Reverse Clutch Assembly
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Take out the high clutch hub and the thrust bearing.

Fig 3: Removing High Clutch Hub & Thrust Bearing
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Take out the front sun gear and the thrust bearing.

Fig 4: Removing Front Sun Gear & Thrust Bearing
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Pull out the leaf spring without folding.
NOTE: Remove it while pressing the lower leaf spring down.

Fig 5: Pulling Out Leaf Spring
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Remove the snap ring and thrust needle bearing.

Fig 6: Removing Snap Ring & Thrust Needle Bearing
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Take out the retaining plate, drive plate and driven plate of 2-4 brake.

Fig 7: Removing Retaining Plate, Drive Plate & Driven Plate Of Brake
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Take out the thrust needle bearing, planetary gear assembly and the low clutch assembly.

Fig 8: Removing Thrust Needle Bearing, Planetary Gear Assembly & Low Clutch Assembly
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Remove the 2-4 brake seal.

Fig 9: Removing 2-4 Brake Seal
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Remove the snap ring.

Fig 10: Removing Snap Ring
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Take out the 2-4 brake return spring.

Fig 11: Removing 2-4 Brake Return Spring
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Remove the 2-4 brake piston and piston retailer without damaging.

Fig 12: Removing 2-4 Brake Piston & Piston Retailer
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Pull out the leaf spring without folding.

Fig 13: Pulling Out Leaf Spring
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Remove the snap ring.

Fig 14: Removing Snap Ring
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Take out the retaining plate, drive plate, driven plate and dish plate.

Fig 15: Removing Retaining Plate, Drive Plate, Driven Plate & Dish Plate
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Turn the transmission case upside down, and then take out the socket bolts while holding the one-way clutch inner race with hand.

Fig 16: Removing Socket Bolts
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Take out the spring retainer.

Fig 17: Removing Spring Retainer
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Take out the return spring.

Fig 18: Removing Return Spring
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Apply compressed air.

Fig 19: Applying Compressed Air
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Take out the low & reverse piston.

Fig 20: Removing Low & Reverse Piston
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