Subaru Legacy IV (2008 year). Manual - part 1198

 

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Subaru Legacy IV (2008 year). Manual - part 1198

 

 

WI-44

Engine Electrical System

WIRING SYSTEM

WI-20969

E/G(H4)-09

E/G(H4)-09

REF. TO CRUISE CONTROL
SYSTEM [C/C(N4)-03]

B137

D:

B136

C:

B134

A:

B21

E2

BR

D1

BR

34

BL

BL

C6

BY

BW

D2

BW

35

BY

BL

36

BW

LR

37

BW

LR

D3

B

D6

R

D7

B

47

RB

GY

D19

GY

33

BrG

RY

D18

RY

32

GB

LB

49

RG

ECM

SB

SB

BL

BL

BL

B122

JOINT
CONNECTOR

B225

FUSE

(RELAY BLOCK)

BY

BW

BY

BW

GE

B

BL

BR

BW

E/G(H4)-04

H

E/G(H4)-03

F

E/G(H4)-04

G

E/G(H4)-06

Q

E/G(H4)-05

P

3

E12

2

RG

1

GB

4

BrG

RB

IGNITION COIL & IGNITOR ASSY

15A

L

1

LB

2

E/G(H4)-03

C

R

52

BL

(DARK GRAY)

E12

1 2 3 4

BL

A5

BL

C15

B

D26

B122

3 4

5 6

1 2

7 8

A: 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

MT

   1

*

BL

   1

*

   1

*

   1

*

   1

*

   1

*

   1

*

E/G(H4)-08

V

E/G(H4)-05

N

E/G(H4)-05

O

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

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

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

RELAY BLOCK

(BLACK)

MT

: TERMINAL  No.
  OPTIONAL
  ARRANGEMENT

   1

*

(BLACK)

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

WI-45

Engine Electrical System

WIRING SYSTEM

WI-15773

Br

B32

B136

R1

B97

R213

R15

R67

R46

C:

B135

B:

ECM

LgB

C17

R

C28

Br

BW

WL

LgB

R

YL

Br

YB

LY

LgB

R

Br

YB

LY

LgB

R

Br

YG

LY

LgB

R

YL

YL

YL

17

6

13

14

15

7

E/G(H4)-10

E/G

(H4

)-10

6

7

4

1

5

6

E/G(H4)-08

U

E/G(H4)-03

E

E/G(H4)-06

R

YG

1

Br

2

LY

3

R47

FUEL TANK
PRESSURE

SENSOR

YL

1

LgB

2

R144

DRAIN
VALVE

YL

1

R

2

R68

PRESSURE

CONTROL

SOLENOID

VALVE

R67

1
3 4 5 6

2

R213

1 2

3

4 5 6 7 8

B97

1 2 3 4

5 6 7 8 9

10 11 12 13 14 15 16 17 18 19 20

R47

1 2 3

(BLACK)

R144

1 2

(GRAY)

R68

1 2

(DARK GRAY)

B136

C:

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

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

WI-46

Engine Electrical System

WIRING SYSTEM

2. 2.5 L TURBO MODEL

WI-20970

8

9

10

13

11

12

14

M

M

1

2

3

7

4

6

5

C20
C31
C32

C30

C19

B19

B5

C8

B33

A33

ECM

C1

C21

B17

C23

A7

D27

D29

B2

BATTERY

M/B FUSE No.

 11

SBF-7

SBF

SBF-5

SBF-8

SBF-6

STARTER

RELAY

IG 2

RELAY

IGNITION

SWITCH

INHIBITOR

RELAY

CLUTCH

SWITCH

OFF

B

ACC

IG1

IG2

ACC ON ST

ST

STARTER MOTOR

MAIN RELA

Y

ELECTRONIC
THROTTLE
CONTROL
RELAY

FUEL PUMP
RELAY

FUEL TEMPER-
ATURE SENSOR

FUEL PUMP

CONTROL UNIT

D11

A21

B35

B26
B18

B34

MASS AIR FLOW &
INTAKE AIR TEMPERATURE SENSOR

REAR OXYGEN SENSOR

FRONT OXYGEN (A/F) SENSOR

CAMSHAFT POSITION SENSOR  LH

C2

C3

B8

B9

C4
B4

POWER STEERING
OIL PRESSURE SWITCH

C12

PURGE CONTROL SOLENOID VALVE 1

WASTEGATE CONTROL SOLENOID VALVE

A22
C17

C28
B32
B22

FUEL INJECTOR No. 1

D8

D9

D10

RADIATOR FAN CONTROL UNIT

JOINT CONNECTOR

AUTO A/C CONTROL MODULE

PRESSURE SWITCH

A/C RELAY

BODY INTEGRATED UNIT (CAN COMMUNICATION)

BODY INTEGRATED UNIT

(IMMOBILIZER)

MAIN FAN RELAY 1

C29
C24
C33
C9
C27
C35

A11

CLUTCH SWITCH

C26
C34
C18

C25

B1

M/B FUSE No.

 13

F/B FUSE No.

 7

F/B FUSE No.

 4

F/B FUSE No.

 5

F/B FUSE No.

 12

F/B FUSE No.

 21

FUEL INJECTOR No. 2

FUEL INJECTOR No. 3

FUEL INJECTOR No. 4

CAMSHAFT POSITION SENSOR  RH

DRAIN VALVE

PRESSURE CONTROL SOLENOID VALVE

FUEL TANK PRESSURE SENSOR

AT

AT

MT

MT

SECONDARY AIR PUMP RELAY

SECONDARY AIR PUMP

SECOND

AR

Y AIR FUSE

SECOND

AR

Y AIR COMBINA

TION

V

A

L

VE RELA

Y 1

SECOND

AR

Y AIR

COMBINA

TION

V

A

L

VE RELA

Y 2

AT

MT

C7

PURGE CONTROL SOLENOID VALVE 2

FUEL PUMP ASSY

(FUEL PUMP)

WI-47

Engine Electrical System

WIRING SYSTEM

WI-20971

SECONDARY AIR COMBINATION VALVE LH

CRANKSHAFT POSITION SENSOR

SECONDARY AIR COMBINATION VALVE RH

TUMBLE GENERATOR VALVE ASSY LH

TUMBLE GENERATOR VALVE ASSY RH

KNOCK SENSOR

1

2

3

4

5

11

12

14

13

6

C16

D18

D19

D20

D21

C11

C22

B27

B31
B29
B21

C6

B23

ACCELERATOR

PEDAL 

POSITION SENSOR

JOINT
CONNECTOR

JOINT

CONNECTOR

TCM

IGNITION COIL

No.

 2

IGNITION COIL

No.

 1

IGNITION COIL

No.

 3

IGNITION COIL

No.

 4

LEAK DIA

GNOSIS

CONNECT

OR

A24

ECM

D5

A18
A28

D4

A19
B30

A6

A29

D15
D14

D17
D16

A34

A27

ELECTRONIC THROTTLE  CONTROL

A16

A26
D23
D22
A25
A15

MANIFOLD ABSOLUTE PRESSURE SENSOR

ENGINE COOLANT TEMPERATURE SENSOR

A13
A14

D13
D12

D1
D7
D3
A5

D2

OIL FLOW CONTROL SOLENOID VALVE LH

OIL FLOW CONTROL SOLENOID VALVE RH

DATA LINK CONNECTOR

DELIVERY (TEST)
MODE CONNECTOR

NEUTRAL POSITION
SWITCH

D6

D26

A30

C15

AT

MT

CRUISE CONTROL SWITCH

MT

7

ABS, VDC
(CAN
 COMMUNICATION)

B12

B20

B28

B24

CRUISE CONTROL
SWITCH

STOP LIGHT &
BRAKE SWITCH

9

10

8

OIL

PRESSURE

SWITCH

DRIVE

CIRCUIT

LCD

FULL

DO

T

COMBINATION METER

MALFUNCTION

INDICATOR LIGHT

OIL PRESSURE

WARNING LIGHT

POWER SUPPLY

CIRCUIT

I/F

I/F

BODY
INTEGRATED
UNIT
(CAN
COMMUNICATION)

SI-DRIVE

SELECTOR

(CONSOLE)

CAN

TRANSCEIVER

& RECEIVER

TACHO-

METER

ENGINE

COOLANT

TEMPERATURE

GAUGE

ENGINE GROUND

SHIFT UP

INDICATOR

S# PROHIBITION

INDICATOR

ONE STEP

DIMMER

CIRCUIT

MT

I/F

MICR

O COMPUTER

SI-DRIVE

SWITCH

(STEERING/S#)

I/F

DRIVE CIRCUIT

 

 

 

 

 

 

 

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