Subaru Legacy IV (2008 year). Manual - part 734

5AT-60

Transmission Control Module (TCM)

AUTOMATIC TRANSMISSION

19.Transmission Control Module 

(TCM)

A: REMOVAL

1) Disconnect the ground cable from battery.
2) Remove the lower cover and then disconnect
the connector.
3) Disconnect the connector from TCM.

4) Remove the TCM.

B: INSTALLATION

1) Install the TCM.

Tightening torque:

7.5 N·m (0.8 kgf-m, 5.5 ft-lb)

2) Connect the connector to the TCM.
3) Install in the reverse order of removal.
4) Perform Clear Memory 2 operation. <Ref. to
5AT(diag)-20, CLEAR MEMORY MODE, OPERA-
TION, Subaru Select Monitor.>
5) Execute the learning control promotion. <Ref. to
5AT(diag)-24, PROCEDURE, Learning Control.>
6) Perform the inspection at the end of repair work,
and make sure there is no faulty as below;
• Excessive shift shock
• Oil leakage from the transmission body, etc.
• Occurrence of noise caused by interference etc.

(A) Transmission control module (TCM)

(B) Steering column

(A) Transmission control module (TCM)

(B) Steering column

AT-04384

(A)

(B)

AT-04384

(A)

(B)

5AT-61

Lateral G Sensor

AUTOMATIC TRANSMISSION

20.Lateral G Sensor

A: NOTE

For removal and installation, refer to “Vehicle Dy-
namics Control (VDC)” system. <Ref. to VDC-16,
Yaw Rate and Lateral G Sensor.>

5AT-62

ATF Cooler Pipe and Hose

AUTOMATIC TRANSMISSION

21.ATF Cooler Pipe and Hose

A: REMOVAL

1) Set the vehicle on a lift.
2) Remove the battery.
3) Lift up the vehicle.
4) Remove the under cover.
5) Remove the heat shield cover.

6) Disconnect the ATF cooler hose from the radia-
tor.

NOTE:
• Do not use a screwdriver or other pointed tools.
• If it is hard to remove the hose, wrap the hose
with cloth to prevent from damaging it, and while
turning with pliers, pull straight out by hand.

7) Disconnect the ATF cooler hoses from the pipes.

NOTE:
• Do not use a screwdriver or other pointed tools.
• If it is hard to remove the hose, wrap the hose
with cloth to prevent from damaging it, and while
turning with pliers, pull straight out by hand.

8) Disconnect the ATF cooler pipe from frame.

9) Remove the ATF inlet pipe and outlet pipe.

NOTE:
When disconnecting the outlet pipe, be careful not
to lose the ball and spring used together with re-
taining screw.

CO-02355

AT-01345

AT-04451

(A) ATF outlet pipe

(B) ATF inlet pipe

AT-01347

AT-01383

(A)

(B)

5AT-63

ATF Cooler Pipe and Hose

AUTOMATIC TRANSMISSION

B: INSTALLATION

1) Install the ATF inlet pipe and outlet pipe with new
washers.

NOTE:
Use new bolts for the contact area of the converter
case.

Tightening torque:

T1: 40 N·m (4.1 kgf-m, 29.5 ft-lb)
T2: 38 N·m (3.9 kgf-m, 28.0 ft-lb)
T3: 45 N·m (4.6 kgf-m, 33.2 ft-lb)

2) Install the ATF cooler pipe to frame.

3) Connect the ATF cooler hose to the pipe on the
transmission side.

NOTE:
• Install so that the hose is not folded over, exces-
sively bent or twisted.
• Insert the hose to the specified position.

4) Connect the ATF cooler hose to the pipe on the
radiator side.

NOTE:
• Install so that the hose is not folded over, exces-
sively bent or twisted.
• Insert the hose to the specified position.

5) Install the heat shield cover.

Tightening torque:

3 N·m (0.3 kgf-m, 2.2 ft-lb)

6) Install the under cover.
7) Install the battery.
8) Fill ATF. <Ref. to 5AT-28, Automatic Transmis-
sion Fluid.>

NOTE:
Make sure there are no ATF leaks in joints between
the transmission, radiator, pipes, and hoses.

AT-03133

T2

T1

T2

T3

AT-01347

AT-04451

AT-01345

CO-02355