Subaru Legacy (2005 year). Manual - part 530

4AT-101

AUTOMATIC TRANSMISSION

Parking Pawl

36.Parking Pawl

A: REMOVAL

1) Remove the transmission assembly from vehi-
cle. <Ref. to 4AT-39, REMOVAL, Automatic Trans-
mission Assembly.>
2) Remove the rear vehicle speed sensor, and then
separate the extension case from transmission
case. <Ref. to 4AT-83, REMOVAL, Extension
Case.>
3) Remove the reduction drive gear. (MP-T model)
<Ref. to 4AT-97, REMOVAL, Reduction Drive
Gear.>
4) Remove the center differential carrier. (VTD
model) <Ref. to 4AT-99, REMOVAL, Center Differ-
ential Carrier.>
5) Remove the parking pawl, return spring and
shaft.

B: INSTALLATION

1) Install the parking pawl, return spring and shaft.

2) Install the reduction drive gear. (MP-T model)
<Ref. to 4AT-97, INSTALLATION, Reduction Drive
Gear.>
3) Install the center differential carrier. (VTD model)
<Ref. to 4AT-99, INSTALLATION, Center Differen-
tial Carrier.>

4) Install the rear vehicle speed sensor and exten-
sion case. <Ref. to 4AT-83, INSTALLATION, Ex-
tension Case.>
5) Install the transmission assembly into vehicle.
<Ref. to 4AT-42, INSTALLATION, Automatic
Transmission Assembly.>

C: INSPECTION

Check the tab of parking pawl on reduction gear for
wear or other damage.

(A) Return spring

(B) Parking pawl

(A) Return spring

(B) Parking pawl

AT-02214

(B)

(A)

AT-02214

(B)

(A)

4AT-102

AUTOMATIC TRANSMISSION

Converter Case

37.Converter Case

A: REMOVAL

1) Remove the transmission assembly from vehi-
cle. <Ref. to 4AT-39, REMOVAL, Automatic Trans-
mission Assembly.>
2) Pull out the torque converter clutch assembly.
<Ref. to 4AT-81, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.

4) Lift up the lever on rear part of connector, and
then disconnect it from stay.
5) Disconnect the inhibitor switch connector from
stay.

6) Remove the oil charge pipe. <Ref. to 4AT-80,
REMOVAL, Oil Charge Pipe.>
7) Remove the oil cooler inlet and outlet pipes.
<Ref. to 4AT-68, REMOVAL, ATF Cooler Pipe and
Hose.>
8) Remove the converter case aligning bolt, and
then separate the transmission case and converter
case by lightly tapping with plastic hammer.

NOTE:
• Be careful not to damage the oil seal and bush-
ing of converter case inside by oil pump cover.

• Be careful not to loosen the rubber seal.

9) Remove the seal pipe.

10) Remove the differential assembly. <Ref. to
4AT-115, REMOVAL, Front Differential Assem-
bly.>
11) Remove the oil seal from converter case.

B: INSTALLATION

1) Check the appearance of each component and
clean them.
2) Press-fit the oil seal to converter case using ST.
ST

398437700

DRIFT

3) Install the differential assembly to case. <Ref. to
4AT-115, INSTALLATION, Front Differential As-
sembly.>
4) Install the left and right side retainers. <Ref. to
4AT-119, ADJUSTMENT, Front Differential As-
sembly.>

(A) Transmission connector

(B) Inhibitor switch connector

AT-00114

AT-01351

(B)

(A)

(A) Seal pipe

AT-03203

AT-00176

AT-00177

4AT-103

AUTOMATIC TRANSMISSION

Converter Case

5) Install new seal pipe to converter case.

6) Install the rubber seal to converter case.

7) Apply proper amount of liquid gasket to the en-
tire matching surface of converter case.

Liquid gasket:

THREE BOND 1215 (Part No. 004403007)

8) Install the converter case assembly without
damaging bushing and oil seal.

Tightening torque:

41 N

⋅

m (4.2 kgf-m, 30.4 ft-lb)

9) Insert the inhibitor switch and transmission con-
nector to stay.
10) Install the air breather hose. <Ref. to 4AT-79,
INSTALLATION, Air Breather Hose.>
11) Install the oil cooler pipe. <Ref. to 4AT-70, IN-
STALLATION, ATF Cooler Pipe and Hose.>
12) Install the oil charge pipe with O-ring. <Ref. to
4AT-80, INSTALLATION, Oil Charge Pipe.>
13) Insert the input shaft while rotating it lightly by
hand, and then check the protrusion amount.

Normal protrusion A:

50 — 55 mm (1.97 — 2.17 in)

14) Install the torque converter clutch assembly.
<Ref. to 4AT-81, INSTALLATION, Torque Convert-
er Clutch Assembly.>
15) Install the transmission assembly into vehicle.
<Ref. to 4AT-42, INSTALLATION, Automatic
Transmission Assembly.>

C: INSPECTION

Measure the backlash, and then adjust it within
specification. <Ref. to 4AT-112, ADJUSTMENT,
Drive Pinion Shaft Assembly.>

(A) Seal pipe

(A) Rubber seal

(A) THREE BOND 1215

(B) Rubber seal

AT-00176

AT-00178

(A)

(B)

(A)

AT-00179

AT-03203

AT-03204

A

4AT-104

AUTOMATIC TRANSMISSION

Oil Pump Housing

38.Oil Pump Housing

A: REMOVAL

1) Remove the transmission assembly from vehi-
cle. <Ref. to 4AT-39, REMOVAL, Automatic Trans-
mission Assembly.>
2) Pull out the torque converter clutch assembly.
<Ref. to 4AT-81, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.

4) Lift up the lever on rear part of transmission har-
ness connector, and then remove it from stay.
5) Remove the inhibitor switch connector from stay.
6) Remove the oil charge pipe. <Ref. to 4AT-80,
REMOVAL, Oil Charge Pipe.>
7) Remove the oil cooler inlet and outlet pipes.
<Ref. to 4AT-68, REMOVAL, ATF Cooler Pipe and
Hose.>
8) Separate the converter case and transmission
case part. <Ref. to 4AT-102, REMOVAL, Converter
Case.>
9) Separate the transmission case and extension
case part. <Ref. to 4AT-83, REMOVAL, Extension
Case.>
10) Remove the reduction drive gear. (MP-T mod-
el) <Ref. to 4AT-97, REMOVAL, Reduction Drive
Gear.>
11) Remove the center differential carrier. (VTD
model) <Ref. to 4AT-99, REMOVAL, Center Differ-
ential Carrier.>
12) Remove the reduction driven gear. <Ref. to
4AT-95, REMOVAL, Reduction Driven Gear.>
13) Loosen the oil pump housing mounting bolts.

14) Place two wooden blocks on the workbench,
and stand the transmission case with its rear end
facing down.

NOTE:
• Be careful not to scratch the rear mating surface
of transmission case.
• Note that the parking rod and drive pinion pro-
trudes from mating surface.

15) Remove the oil pump housing and adjusting
thrust washer.

B: INSTALLATION

1) Secure the oil pump housing with two nuts and a
bolt.

Tightening torque:

42 N

⋅

m (4.3 kgf-m, 31 ft-lb)

AT-00114

AT-01034

(A) Oil pump housing

(A) Oil pump housing

AT-00181

(2.17in)

55mm

AT-00182

(A)

AT-01035

(A)