Subaru Legacy (2005 year). Service manual — part 1081

WI-117

WIRING SYSTEM

Engine Electrical System

TO POWER SUPPLY CIRCUIT

FB-36

F/B FUSE NO. 5

(IG)

BrW

COMBINATION
METER

i10

A:

BrW

BrW

GOr

A15

OrW

A16

RW

A20

GB

A19

P

A21

V

A22

BY

A11

BY

A12

I/F

GOr

GOr

G

17

OrW

P

8

19

GB

GB

27

FB-17

F/B FUSE NO. 7

(B)

WL

WL

A2

WL

A1

B38

i3

B36

i1

POWER CIRCUIT

I/F

B21

E2

31

(BLACK)

A:

D:

A:

A3

A4

ECM

OIL PRESSURE SWITCH

OrW

A17

P

A23

R

D18

L

D26

B134

A:

D: B137

OIL PRESSURE

WARNING LIGHT

MALFUNCTION

INDICATOR LIGHT

I/F

MICRO COMPUTER

SPEED-

OMETER

ENGINE
COOLANT
TEMPERATURE
GAUGE

TACHO-

METER

WL

WL

13

GROUND
JOINT CONNECTOR

B301

i53

R98

GB

23

ABS CONTROL

MODULE

BY

CAN TRANSCEIVER &

RECEIVER

i97

BY

BY

E11

G

i97

1 2 3 4 5 6
7 8 9 10 11 12

i53

1
9

2 3

8

10

4

11 12 13 14 15 16

5 6 7

17 18

i10

3 4 5

6 7 8 9

19 20 21

14 15 16

17 18

1 2

10

12

11

13

22

B38

1 2 3 4

5 6 7 8 9

10 11 12 13 14 15 16 17 18 19 20

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

i1

5 6 7 8

2

1

9

4

3

10

24

22

23

25

27

26

28

11 12 13

14 15 16

17 18 19 20 21

B137

B21

1 2 3 4 5 6 7 8 9 10 11

12 13 14 15 16 17 18 19 20 21 22
23 24 25 26 27 28 29 30 31 32 33

34

35

42

43

36

37

38

39

48

49

50

51

52

53

54

40

41

44

45

46

47

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

B134

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

32

31

26 27
33 34

E/G(RTB)-02

E/G(RTB)-02

REF. TO GROUND

CIRCUIT

[GND(R)-03]

REF. TO CAN COMMUNICATION

SYSTEM [CAN(R)-01]

REF. TO CAN COMMUNICATION

SYSTEM [CAN(R)-02]

WI-07521

(BLACK)

*

*

*

: TERMINAL NO. RANDOM

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

HR

HR

WI-118

WIRING SYSTEM

Engine Electrical System

E/G(RTB)-03

E/G(RTB)-03

WI-06920

B47

B362

1 2

7 8

3
4

5
6

3

4

1

2

5

6

B225

13
14

15 16

17

27

24

25
26

20

21
22

23

29
30

31

28

32

35

33
34

37
38

39

36

40

8

9

10

11 12

1

2

5

3

4

7

6

19

18

B: B135

5

6

7

2

1

3

4

29

10 11 12 13 14 15

25

24

16

30

9

8

17 18 19

20
28

21 22 23

32

31

26 27

33

34 35

D: B137

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

B225

WL

16

15

WB

13

WB

14

RL

B35

LR

D6

Lg

D16

B135

B:

B137

D:

WB

ECM

TO POWER SUPPLY CIRCUIT

STARTER
RELAY

ST-2

IG SW

(ST)

WL

ST-1

F/B FUSE NO. 21

(ST)

WY

MB-22

SBF-5

(B)

WR

MB-23

SBF-7

(B)

WR

MB-24

SBF-7

(B)

W

STARTER MOTOR

BATTERY

B47

WR

1

2

Lg

YB

3

WY

5

MAIN
RELAY

B362

YL

5

6

RL

LR

7

WR

8

ELECTRONIC
THROTTLE
CONTROL
RELAY

YL

4

WR

6

W

B19

YL

B6

YL

B5

BL

WL

B32

BL

D8

E/G(RTB)-05

C

GR

D14

WB

B14

E/G(RTB)-05

D

E/G(RTB)-04

E

E/G(RTB)-01

A

E/G(RTB)-10

B

MB-27

M/B FUSE NO. 13

(B)

(BROWN)

(BLACK)

(BLACK)

HR

HR

WI-119

WIRING SYSTEM

Engine Electrical System

E/G(RTB)-04

E/G(RTB)-04

WI-06921

P

V

B79

BL

8

VR

12

P

4

GY

7

12

VR

BL

13

BL

B40

10

1

W

VR

6

V

1

1

P

L

B75

B76

1

1

L

BL

B368

B369

GY

H

E/G(RTB)-10

G

E/G(RTB)-10

F

E/G(RTB)-10

E

E/G(RTB)-03

1
2

1

2 3

4 5

6 7

8

9 10

11 12

13 14

1
2

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

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16

B75

B40

B79

B76

(GREEN)

(GREEN)

(GREEN)

(GREEN)

B368

B369

(GRAY)

(BLACK)

D: B137

D: B137

D15

D29

D20

ECM

TEST MODE

CONNECTOR

TEST MODE

SUB CONNECTOR

DATA LINK CONNECTOR

TO POWER SUPPLY CIRCUIT

FB-32

F/B FUSE NO. 4

(IG)

CHECK CONNECTOR

HR

WI-120

WIRING SYSTEM

Engine Electrical System

WI-07522

WB

A3

WB

A2

W

D25

RW

B2

W

A26

B

A33

SB

A25

BG

C31

LR

C23

R

C28

T6

B19

T5

B137

D:

B136

C:

B135

B:

B134

A:

ECM

(DARK GRAY)

REAR
OXYGEN
SENSOR

E/G(RTB)-06

I

YB

2

YR

1

YB

3

YL

1

B

2

W

1

WB

4

L

3

W

4

WB

2

B19

T5

YB

4

W

3

RW

1

B18

FRONT
OXYGEN
(A/F)
SENSOR

YG

5

YL

4

LR

3

BG

2

B3

MASS
AIR FLOW
SENSOR

YG

6

Y

5

L

4

GB

3

R

2

LY

1

B315

ACCELERATOR PEDAL

POSITION SENSOR

E/G(RTB)-03

D

E/G(RTB)-03

C

GB

C15

L

C34

Y

C17

SB

C32

YL

C13

E/G(RTB)-07

M

SB

D31

B19

B18

1 2
3 4

B3

1 2 3 4 5

B315

1 2 3 4 5 6

E/G(RTB)-10

N

E/G(RTB)-07

J

E/G(RTB)-07

L

E/G(RTB)-07

K

A:

B:

C:

D: B137

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

B134

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

32

31

26 27
33 34

B135

5

6

7

2

1

3

4

29

10 11 12 13 14 15

25

24

16

30

9

8

17 18 19

20
28

21 22 23

32

31

26 27

33

34 35

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

T6

1

2

3

4

E/G(RTB)-05

E/G(RTB)-05

(GRAY)

(GREEN)

(BLACK)

(BLACK)

HR

HR

HR

HR

HR

HR