SUBARU LEGACY 1997 Service Repair Manual

5. AUTOMATIC SHIFT CHARACTERISTICS
G3M0319
G3M0320
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3-2SERVICE PROCEDURE
3. Performance Test

G3M0321
G3M0322
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3-2SERVICE PROCEDURE
3. Performance Test

4. Overall Transmission
1. SECTIONS THAT CAN BE
DETACHED/ASSEMBLED
G3M0323
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0871
A: DISASSEMBLY
1. EXTERNAL PARTS
1) Place the transmission unit on a work bench, with the
oil pan facing down.
CAUTION:
Be careful not to bend or damage external parts.
G3M0325
2) Remove the drain plug, and drain differential oil. Tighten
the plug temporarily after draining.
G3M0326
3) Remove the drain plug, and drain automatic transmis-
sion fluid (ATF). Tighten the plug temporarily after draining.
G3M0327
4) Extract the torque converter clutch assembly.
NOTE:
Extract the torque converter clutch horizontally. Be care-
ful not to scratch the bushing inside the oil pump shaft.
Note that oil pump shaft also comes out.
G3M0328
5) Remove the input shaft.
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3-2SERVICE PROCEDURE
4. Overall Transmission

B3M0113
6) Remove the pitching stopper bracket.
B3M0114A
7) Disconnect the air breather hose.


1Air breather hose (Transmission case)


2Air breather hose (Oil pump housing)
G3M0332
8) Remove the oil charger pipe, and remove the O-ring
from the flange face. Attach the O-ring to the pipe.
G3M0873
9) Remove the oil cooler inlet and outlet pipes.
CAUTION:
When removing outlet pipes, be careful not to lose
balls and springs used with retaining screws.
B3M0115
10) Remove harnesses from bracket.
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0874
2. SEPARATION OF EACH SECTION
1) Separation of torque converter clutch case and trans-
mission case sections
CAUTION:
Be careful not to damage the oil seal and bushing
inside the torque converter clutch case by the oil pump
cover.
Be careful not to lose the rubber seal.
NOTE:
Separate these cases while tapping lightly on the housing.
G3M0336
2) Separation of transmission case and extension sections
(AWD)
(1) Remove vehicle speed sensor 1.
G3M0337
(2) While pulling the extension slightly, disconnect the
connector for the duty solenoid C (transfer).
CAUTION:
Be careful not to cut the harness.
3) Separate both sections.
G3M0338
3. TRANSMISSION CASE SECTION
1) Remove the reduction drive gear assembly.
G3M0339
2) Remove the reduction driven gear.
(1) Straighten the staked portion, and remove the lock
nut.
NOTE:
Set the range selector lever to“P”.
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0340
(2) Using the ST, extract the reduction driven gear.
ST 899524100 PULLER SET
NOTE:
Drill two holes in the puller.
G3M0341
3) Remove the parking pawl, return spring and shaft.
G3M0342
4) Loosen the taper roller bearing mounting bolts.
G3M0343
5) Place two wooden blocks on the workbench, and stand
the transmission case with its rear end facing down.
CAUTION:
Be careful not to scratch the rear mating surface of
the transmission case.
Note that the parking rod and drive pinion protrude
from the mating surface.
G3M0344
6) Remove the oil pan and gasket.
NOTE:
Tap the corners of the oil pan when removing.
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0345
7) Remove the oil cooler outlet pipe.
CAUTION:
Be careful not to twist the pipe.
G3M0915
8) Disconnect the harness connectors for the solenoids
and duty solenoids and the ground cord.
G3M0299
9) Remove the oil strainer.
CAUTION:
Be careful not to damage O-ring on oil strainer.
G3M0863
10) Remove the control valve body and the two brackets.
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0346
11) Remove the three accumulator springs.
G3M0347
12) Loosen the reverse clutch drum lightly by turning the
adjusting screw. Then remove the oil pump housing.
CAUTION:
Be careful not to lose the total end play adjusting
thrust washer.
G3M0348
13) Loosen the brake band adjusting screw with ST, and
take out the strut.
ST 398603610 SOCKET WRENCH
G3M0349
14) Remove the brake band and reverse clutch.
NOTE:
Contract the brake band with a clip.
G3M0350
15) Take out the high clutch.
CAUTION:
Thrust needle bearing and bearing race are removed
together with high clutch. Be careful not to lose them.
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3-2SERVICE PROCEDURE
4. Overall Transmission

G3M0875
16) Take out the high clutch hub and the thrust bearing.
G3M0876
17) Take out the front sun gear and the thrust bearing.
G3M0877
18) Take out the front planetary carrier and the thrust bear-
ing.
G3M0878
19) Take out the rear planetary carrier, rear sun gear and
the thrust bearing.
G3M0879
20) Take out the rear internal gear and the thrust bearing.
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3-2SERVICE PROCEDURE
4. Overall Transmission