Subaru Legacy (2005 year). Service manual - part 1087

WI-141

WIRING SYSTEM

AT Control System

WI-06929

TCM

B17

A2

A11

AT G SENSOR

VEHICLE SPEED SENSOR 1

VEHICLE SPEED SENSOR 2

THROUGH JOINT CONNECTOR

ATF TEMPERATURE SENSOR

AT CONTROL

A21

A9

B9

B8

B7

B6

B5

B4

A23

A24

LOW CLUTCH DUTY SOLENOID

JOINT CONNECTOR (AT)

B19

B20

LINE PRESSURE LINEAR SOLENOID

A6

A15

TORQUE CONVERTER TURBINE SPEED SENSOR

A7

A16

A8

A17

B2

B3

HIGH CLUTCH DUTY SOLENOID

LOW & REVERSE DUTY SOLENOID

2-4 BRAKE DUTY SOLENOID

LOCK-UP DUTY SOLENOID

AWD DUTY SOLENOID

1

2

HU

: 2.0L & 2.5L KS MODEL

ABS : WITHOUT VDC

ABS

ABS

ABS

ABS

HU

FWD SWITCH

WI-142

WIRING SYSTEM

AT Control System

FB-36

F/B FUSE NO. 5

(IG)

TO POWER SUPPLY CIRCUIT

BrW

BY

4AT(L)-02

A

4AT(L)-02

B

BrW

BrW

A3

A4

P

V

A21

A22

BY

BY

A11

A12

4AT(L)-01

4AT(L)-01

REF. TO GROUND CIRCUIT [GND(L)-03]

LCD 

(SPORT SHIFT)

MICRO COMPUTER

AT OIL TEMP.  

WARNING LIGHT

CAN TRANSCEIVER & 

RECEIVER

DIMMER & STABILIZING 

POWER CIRCUIT

DIMMER & STABILIZING 

POWER CIRCUIT

I/F

P

R

D

N

DRIVER

COMBINATION 
METER

i10

A:

P

V

P

V

BY

BY

CAN JOINT 
CONNECTOR

i77

GROUND JOINT 
CONNECTOR

i97

i97

1 2 3 4 5 6
7 8 9 10 11 12

1 2 3 4 5 6 7 8 9 10 11 12

i77

i10

A:

1 2 3 4 5

6 7 8 9 10

11 12

19 20 21

13 14 15 16

17 18

22

AWD 

INDICATOR 

LIGHT

SPORT PILOT 

LIGHT

TWISTED WIRE

WI-07530

: TERMINAL NO. RANDOM 
  ARRANGEMENT 
  AMONG NO. 1, 2, 3, 4, 5 AND 6

1

*

: TERMINAL NO. RANDOM 
  ARRANGEMENT 
  AMONG NO. 7, 8, 9, 10, 11 AND 12

2

*

1

*

1

*

2

*

1

*

1

*

2

*

WI-143

WIRING SYSTEM

AT Control System

4AT(L)-02

4AT(L)-02

WI-06930

W

GY

VR

A27

P

V

A26

BY

B40

VR

10

1

W

BL

13

12

BL

B79

VR

12

7

GY

8

BL

4AT(L)-01

A

4AT(L)-01

B

OrB

OrB

BY

7

5

8

VW

BY

6

VW

Sb

9

Sb

BY

10

B116

1 2

3 4

5 6 7 8 9 10

B40

1

2 3

4 5

6 7

8

9 10

11 12

13 14

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16

5 6 7

8

2

1

9

4

3

10

24

22 23

25

11 12 13 14 15

26

27 28

16 17 18 19

20 21

B281

C:

B:

B55

1

2

7

8

9

5

6

3

4

10 11 12

19 20 21
29 30 31

13 14 15 16 17

27 28

18

22 23 24 25 26

A:

i84

1 2

3 4

5 6

7 8

9 10 11 12

14 15 16 17 18 19 20 21 22 23

24 25

26 27 28 29

30 31 32 33

34 35

13

B79

(GRAY)

(BLACK)

(GRAY)

TO POWER SUPPLY CIRCUIT

FB-32

F/B FUSE NO. 4

(IG)

MB-27

M/B FUSE NO. 13

(B)

B12

TCM

B55

B:

BODY INTEGRATED MODULE

i84

A:

B281

C:

TWISTED WIRE

C26

C15

C25

SPORT MODE & 

MANUAL MODE 

SWITCH

AT SELECT 
LEVER

B116

UP

DOWN

REF. TO GROUND

CIRCUIT

[GND(L)-03]

REF. TO ENGINE 
ELECTRICAL SYSTEM 
[E/G(LHU)-04]
[E/G(LND)-04]

DATA LINK

CONNECTOR

CHECK

CONNECTOR

HR

HR

HR

WI-144

WIRING SYSTEM

AT Control System

4AT(L)-03

4AT(L)-03

WI-06931

B231

1 2 3 4

B355

B352

B234

3 4

5 6

1 2

7 8

A:

B54

1 2
8 9 10 11 12

19 20 21

13 14 15 16

17 18

22 23 24

3

4

5

6

7

B301

4 5 6 7 8 9

16 17 18 19 20

2 3

1

21 22 23 24 25 26

10 11

13

14

12

15

5

4

6 7

8

2

1

9

3

10

22

23

11 12 13 14 15

24 25

26 27

16 17 18

28 29

19 20

21

30

B280

B:

D: B137

C: B136

16

10 11 12 13 14 15

25

24

30

9

8

7

17 18 19 20
28

21 22 23

29

32

31

1

2

3

4

5

6

27

26

33 34 35

B310

6

7

5

29

11 12 13 14 15

25

24

16

30

3 4

2

1

17 18 19 20

28

21 22 23

32

31

8

9

10

26

41

40

36 37 38 39

42

27

33 34 35

8

5

6

10 11 12 13 14 15

7

2

1

3

4

16

30

19 20

22
28 29

9

17

18

25

21

23

24

31

26 27

2

*

2

*

1

*

1

*

2

*

1

*

1

*

2

*

1

*

2

*

1

*

2

*

: 

1

*

TERMINAL NO. RANDOM
ARRANGEMENT AMONG
NO. 1, 2, 5 AND 6

: 

2

*

TERMINAL NO. RANDOM
ARRANGEMENT AMONG
NO. 3, 4, 7 AND 8

R

13

VDC 

CONTROL 

MODULE

B310

R

26

L

11

L

R

L

29

R

L

ABS 

CONTROL 

MODULE

B301

BY

REF. TO GROUND

CIRCUIT

[GND(L)-02]

ABS

VDC

VDC

ABS

ABS

R

B20

BODY

INTEGRATED

MODULE

B280

B:

L

B30

VDC

VDC CONTROL MODULE

B310

Lg

30

STEERING

ANGLE

SENSOR

B231

Lg

4

L

L

1

R

2

BY

3

R

TWISTED WIRE

R

R

A3

L

A12

R

C13

L

C14

D18

D26

L

B355

R

L

R

L

R

L

CAN JOINT 
CONNECTOR (INT)

B352

B54

A:

ECM

B136

C:

HU

ND

B137

D:

L

L

VDC

VDC

ABS

R

R

VDC

B234

CAN JOINT 
CONNECTOR (STR)

CAN JOINT 
CONNECTOR 
(TCM)

TCM

HU : 2.0L & 2.5L KS MODEL

: 2.5L EC, K4 MODEL

ND

VDC : WITH VDC

ABS : WITHOUT VDC

(BLACK)

(BLACK)

1

*

2

*

1

*

2

*

2

*

1

*

HR

HR

HR

HR