Subaru Legacy (2005 year). Manual - part 517

 

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Subaru Legacy (2005 year). Manual - part 517

 

 

4AT-49

AUTOMATIC TRANSMISSION

Extension Case Oil Seal

11.Extension Case Oil Seal

A: INSPECTION

Inspect there is no ATF leakage from the joint of
transmission and propeller shaft. If leaked, replace
the oil seal. <Ref. to 4AT-49, REPLACEMENT, Ex-
tension Case Oil Seal.>

B: REPLACEMENT

1) Lift up the vehicle.
2) Clean the transmission exterior.
3) Remove the ATF drain plug to drain ATF.

CAUTION:
Directly after the vehicle has been running, the 
ATF is hot. Be careful not to burn yourself.
4) Tighten the ATF drain plug.

NOTE:
Use a new gasket.

Tightening torque:

25 N

m (2.5 kgf-m, 18.4 ft-lb)

5) Remove the rear exhaust pipe and muffler.
<Ref. to EX(H4SO 2.0)-10, REMOVAL, Rear Ex-
haust Pipe.> <Ref. to EX(H4SO 2.0)-12, REMOV-
AL, Muffler.>
6) Remove the heat shield cover.
7) Remove the propeller shaft. <Ref. to DS-10, RE-
MOVAL, Propeller Shaft.>
8) Using the ST, remove the oil seal.
ST

398527700

PULLER ASSY

9) Using the ST, install the oil seal.
ST

498057300

INSTALLER

10) Install the propeller shaft. <Ref. to DS-11, IN-
STALLATION, Propeller Shaft.>
11) Install the heat shield cover.
12) Install the rear exhaust pipe and muffler.
<Ref. to EX(H4SO 2.0)-10, INSTALLATION, Rear
Exhaust Pipe.> <Ref. to EX(H4SO 2.0)-12, IN-
STALLATION, Muffler.>

13) Pour ATF into the oil charge pipe.

Recommended fluid:

SUBARU ATF (Part No. K0410Y0700) or IDE-
MITSU “Apolloil ATF HP”, Castrol “Transmax 
J”.

NOTE:
If the ATF above are not available, use Dexron III.

Capacity:

Fill the same amount of ATF when drained.

14) Bleed air from control valve.
<Ref. to 4AT-64, Air Bleeding of Control Valve.>
15) Check the level and leaks of ATF. <Ref. to 4AT-
31, Automatic Transmission Fluid.>

(A) Oil pan

(B) ATF drain plug

AT-01332

(B)

(A)

4AT-50

AUTOMATIC TRANSMISSION

Differential Side Retainer Oil Seal

12.Differential Side Retainer Oil 

Seal

A: INSPECTION

Check the leakage of gear oil from differential side
retainer oil seal part. If there is oil leakage, replace
the oil seal.

B: REPLACEMENT

1) Lift up the vehicle.
2) Remove the front and center exhaust pipes.
<Ref. to EX(H4SO 2.0)-6, REMOVAL, Front Ex-
haust Pipe.>
3) Remove the differential gear oil drain plug using
TORX

®

 BIT T70, and then drain differential gear

oil.

CAUTION:
• Directly after the vehicle has been running,
differential gear oil is hot. Be careful not to burn
yourself.
• Be careful not to spill the differential gear oil
on exhaust pipe to prevent it from emitting
smoke or fire. When the differential gear oil is
spilled on exhaust pipe, wipe it away complete-
ly.

4) Tighten the differential gear oil drain plug.

NOTE:
Use a new gasket.

Tightening torque:

Aluminum gasket

44 N

m (4.5 kgf-m, 32.5 ft-lb)

Copper gasket:

70 N

m (7.1 kgf-m, 51.6 ft-lb)

5) Separate the front drive shaft from transmission.
<Ref. to DS-22, REMOVAL, Front Drive Shaft.>
6) Remove the differential side retainer oil seal us-
ing driver wrapped with vinyl tape or etc.

7) Using the ST, install the differential side retainer
by slightly tapping with hammer.
ST

18675AA000

DIFFERENTIAL SIDE OIL 
SEAL INSTALLER

8) Apply gear oil to the oil seal lips.
9) Install the front drive shaft. <Ref. to DS-22, IN-
STALLATION, Front Drive Shaft.>
10) Install the front and center exhaust pipes. <Ref.
to EX(H4SO 2.0)-7, INSTALLATION, Front Ex-
haust Pipe.>
11) Lower the vehicle.
12) Pour gear oil into the gauge hole.

Recommended gear oil:

<Ref. to 4AT-3, RECOMMENDED GEAR OIL, 
SPECIFICATION, General Description.>

Gear oil capacity:

1.1 — 1.3 

2 (1.3 — 1.4 US qt, 1.0 — 1.1 Imp qt)

13) Check the level of differential gear oil. <Ref. to
4AT-33, INSPECTION, Differential Gear Oil.>

(A) Oil pan

(B) Differential gear oil drain plug

AT-02204

(B)

(A)

AT-00029

ST

4AT-51

AUTOMATIC TRANSMISSION

Inhibitor Switch

13.Inhibitor Switch

A: INSPECTION

When the driving condition or starter motor opera-
tion is erroneous, first check the shift linkage for im-
proper operation. If the shift linkage is functioning
properly, check the inhibitor switch.
1) Disconnect the inhibitor switch connector.
2) Check the continuity in inhibitor switch circuits
with the select lever moved to each position.

NOTE:
• Check the continuity in ignition circuit does not
exist when the select lever is in “R” and “D” ranges.
• If the inhibitor switch is inoperative, check for
poor contact of connector on transmission side.

3) Check there is continuity at equal points when
the select lever is turned 1.5

° in both directions

from the “N” range.
If there is continuity in one direction and the conti-
nuity in the other or if there is continuity at unequal
points, adjust the inhibitor switch. <Ref. to 4AT-51,
ADJUSTMENT, Inhibitor Switch.>

4) Repeat the above checks. If defective, adjust the
select cable. <Ref. to CS-30, ADJUSTMENT, Se-
lect Cable.>

B: ADJUSTMENT

1) Set the select lever to “N” range.
2) Loosen the three bolts which secure inhibitor
switch.
3) Insert the ST as vertical as possible into the
holes in the inhibitor switch lever and switch body.
ST

499267300

STOPPER PIN

4) Tighten the three bolts which secure inhibitor
switch.

Tightening torque:

3.4 N

m (0.35 kgf-m, 2.5 ft-lb)

5) Repeat the above checks. If the inhibitor switch
is determined to be “faulty”, replace it.

Signal sent to TCM

Range

Pin No.

P

4 — 3

R

4 — 2

N

4 — 1

D

4 — 8

Ignition circuit

P/N

12 — 11

Back-up light circuit

R

10 — 9

(A) Inhibitor switch connector

AT-00030

( 4 ) ( 3 ) ( 2 ) ( 1 )

( 5 )

( 6 )

( 7 )

( 8 )

( 9 )

(10)

(11)

(12)

(A)

(A) Continuity does not exist.

(B) Continuity exists.

(C) 1.5

°

AT-02206

(A)

(A)

(C)

(B)

S T

AT-00032

4AT-52

AUTOMATIC TRANSMISSION

Inhibitor Switch

C: REMOVAL

1) Set the vehicle on a lift.
2) Set the select lever to “N” range.
3) Remove the air intake chamber.
<Ref. to IN(H4SO 2.0)-7, REMOVAL, Air Intake
Chamber.>
4) Disconnect the inhibitor switch connector.

5) Remove the inhibitor switch connector from stay.
6) Lift up the vehicle.
7) Remove the front and center exhaust pipe.
<Ref. to EX(H4SO 2.0)-6, REMOVAL, Front Ex-
haust Pipe.>
8) Remove the snap pin and washers from range
select lever.

9) Remove the plate assembly from transmission
case.

10) Remove the three bolts which secure inhibitor
switch.

11) Move the range select lever to parking position
(left side).

(A) Inhibitor switch connector

(A) Range select lever

(B) Snap pin

(C) Select cable

(D) Washer

AT-01350

(A)

AT-00034

(C)

(B)

(A)

(D)

(A) Select cable

(B) Plate ASSY

(A) Inhibitor switch

(A) Range select lever

AT-00035

( A )

( B )

(A)

AT-00036

(A)

AT-00037

 

 

 

 

 

 

 

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