Subaru Legacy (2005 year). Manual - part 520

4AT-61

AUTOMATIC TRANSMISSION

Control Valve Strainer

3) Attach the magnet at the specified position of the
oil pan.

4) Apply proper amount of liquid gasket to the en-
tire oil pan mating surface.

Liquid gasket:

THREE BOND 1217B (Part No. K0877YA020) 
or equivalent

5) Fill the three holes aside from the bolt holes in
the transmission case, with liquid gasket.

Liquid gasket:

THREE BOND 1217B (Part No. K0877YA020) 
or equivalent

6) Install the oil pan by equally tightening the bolts.

Tightening torque:

5 N

⋅

m (0.5 kgf-m, 3.7 ft-lb)

7) Fill ATF from the oil charge pipe.

Recommended fluid:

<Ref. to 4AT-3, HYDRAULIC CONTROL AND 
LUBRICATION, SPECIFICATION, General De-
scription.>

Capacity:

Fill with the same amount of ATF as drained.

8) Bleed the air of control valve. <Ref. to 4AT-64,
Air Bleeding of Control Valve.>
9) Check the ATF level. <Ref. to 4AT-31, Automat-
ic Transmission Fluid.>

C: INSPECTION

Check the control valve strainer for holes, damages
or adhesion of dust and other foreign particles.

AT-02743

AT-02742

AT-01339

4AT-62

AUTOMATIC TRANSMISSION

Control Valve Body

18.Control Valve Body

A: REMOVAL

1) Set the vehicle on a lift.
2) Disconnect the ground cable from battery.
3) Lift up the vehicle.
4) Clean the transmission exterior.
5) 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.

6) Tighten the ATF drain plug.

NOTE:
Use a new gasket.

Tightening torque:

25 N

⋅

m (2.5 kgf-m, 18.4 ft-lb)

7) Remove the oil pan.

CAUTION:
Be sure to prevent the entering of dust and oth-
er foreign matters into oil pan.

8) Remove the magnet.
9) Clean the magnet.
10) Completely remove the remaining liquid gasket
on transmission case and oil pan.

11) Disconnect the control valve connector.

12) Remove the oil cooler pipe.

13) Remove the control valve body.

NOTE:
Replace the control valve body as assembly, be-
cause it is a non-disassemble part.

AT-03117

AT-03118

AT-00058

AT-00059

AT-01717

4AT-63

AUTOMATIC TRANSMISSION

Control Valve Body

B: INSTALLATION

1) Check the control valve body for dust and other
foreign matters.
2) Temporarily install the control valve body to
transmission.
3) Install the oil cooler pipe.

Tightening torque:

8 N

⋅

m (0.8 kgf-m, 5.8 ft-lb)

4) Tighten the bolts equally.

Tightening torque:

8 N

⋅

m (0.8 kgf-m, 5.8 ft-lb)

5) Connect the control valve connector.

6) Attach the magnet at the specified position of oil
pan.

7) Apply liquid gasket to the oil pan.

Liquid gasket:

THREE BOND 1217B (Part No. K0877YA020)

8) Fill liquid gasket to the holes (three) except bolt
holes of transmission case.

Liquid gasket:

THREE BOND 1217B (Part No. K0877YA020)

9) Install the oil pan by equally tightening the bolts.

Tightening torque:

5 N

⋅

m (0.5 kgf-m, 3.6 ft-lb)

10) Fill ATF from 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.

11) Bleed the air of control valve. <Ref. to 4AT-64,
Air Bleeding of Control Valve.>
12) Check the ATF level.
<Ref. to 4AT-31, Automatic Transmission Fluid.>
13) Execute the learning control promotion. <Ref.
to 4AT(diag)-18, FACILITATION OF LEARNING
CONTROL, OPERATION, Subaru Select Moni-
tor.>

C: INSPECTION

Check each parts for holes, damages or other for-
eign matters.

(A) Transmission ground

Bolt length mm (in)

(1) 35 (1.38)

(2) 30 (1.18)

AT-00059

AT-01718

(1)

(1)

(2)

(2)

(2)

(2)

(2)

(2)

(2)

(2)

(2)

(2)

(2)

(A)

AT-00058

AT-02742

AT-01339

4AT-64

AUTOMATIC TRANSMISSION

Air Bleeding of Control Valve

19.Air Bleeding of Control Valve

A: PROCEDURE

1) Lift up the vehicle with select lever moved to “P”
range and parking brake applied.
2) Connect the Subaru Select Monitor to the vehi-
cle.
3) Using Subaru Select Monitor, check that the
DTC is not output.
4) Using Subaru Select Monitor, check that the
ATF temperature is in less than 60

°C (140°F).

<Ref. to 4AT(diag)-16, OPERATION, Subaru Se-
lect Monitor.>
5) Turn the Subaru Select Monitor power switch to
OFF.
6) Release the manual mode, and then turn the ig-
nition switch to OFF.
7) Set the select lever to “R” range.
8) Depress the brake pedal fully until the air bleed-
ing is completed.
9) Turn the ignition switch to ON position.
10) Set the select lever to “P” range, and then wait
for more than 3 seconds.
11) Set the select lever to “R” range, and then wait
for more than 3 seconds.
12) Set the select lever to “N” range, and then wait
for more than 3 seconds.
13) Set the select lever to “D” range, and then wait
for more than 3 seconds.
14) Set the select lever to “N” range, and then wait
for more than 3 seconds.
15) Slowly depress the accelerator pedal fully.
16) Slowly release the accelerator pedal fully.
17) Start the engine.
18) Set the select lever to the “D” range.
19) Turn the Subaru Select Monitor power switch to
ON.
20) Select {Each System Check} in «Main Menu»
of Subaru Select Monitor.
21) On the «System Selection Menu» display
screen, select the “Transmission”. Air bleeding of
control valve starts on transmission. At this time,
the SPORT indicator light in the combination meter
start blinking at 2 Hz. When the SPORT indicator
light does not blink, repeat the procedures from
step 4).
22) Air bleeding of control valve is finished when
SPORT indicator light in combination meter chang-
es from blinking of 2 Hz to turning off.

NOTE:
When SPORT indicator light changes from blinking
of 2 Hz to 4 Hz during air bleeding, repeat the pro-
cedure from step 4).
23) Set the select lever to “N” range, and then turn
the ignition switch to OFF.

24) Set the select lever to “P” range, and then finish
the air bleeding.