Subaru Legacy (2005 year). Service manual - part 1074

WI-89

WIRING SYSTEM

Engine Electrical System

WI-90

WIRING SYSTEM

Engine Electrical System

4. RHD 2.0 L NON-TURBO MODEL AND 2.5 L KA MODEL

WI-06907

6

7

8

1

2

3

4

5

B13

B17

 ECM

D6
D9
B14
C3

A12
A13
A3
A4

C4

B2
B3

C35

C34

C33

A17

A1
C19

A8

A27

A34

A33

9

A10
A9
C8
B20
B35

C13
C14
B11

D14
C21

D12
D13

B25
B33

D7

D22

B23
B12

AT

AT

MT

MT

AT

MT

MT

AT

SUB FAN RELAY

A/C PRESSURE SWITCH

AUTO A/C CONTROL MODULE

A/C RELAY

BODY INTEGRATED MODULE (CAN COMMUNICATION)

 BLOWER FAN RELAY

MAIN FAN RELAY 1

CRUISE CONTROL SWITCH

STOP LIGHT & BRAKE SWITCH

BODY INTEGRATED MODULE (IMMOBILIZER)

BATTERY

M/B FUSE NO. 11

SBF-7

SBF

SBF-5

SBF-8

SBF-6

IG 2 
RELAY

F/B FUSE NO. 7

ELECTRONIC
THROTTLE
CONTROL 
RELAY

IGNITION SWITCH

STARTER MOTOR

STARTER RELAY

MAIN 
RELAY

FUEL 
PUMP

FUEL 
PUMP 
CONDENSER

EGR VALVE
(2.0L EK MODEL)

FRONT OXYGEN (A/F) SENSOR

REAR OXYGEN SENSOR

FUEL INJECTOR NO. 1

PURGE CONTROL SOLENOID VALVE

M/B FUSE NO. 13

F/B FUSE NO. 4

F/B FUSE NO. 5

F/B FUSE NO. 12

F/B FUSE NO. 21

FUEL 
PUMP 
RELAY

FUEL INJECTOR NO. 2

FUEL INJECTOR NO. 3

FUEL INJECTOR NO. 4

INHIBITOR SWITCH (AT)

CLUTCH SWITCH

OFF

+B

ACC

IG1

IG2

ACC ON ST

ST

D

N

R

P

WI-91

WIRING SYSTEM

Engine Electrical System

ABS

: WITH VDC

: WITHOUT VDC

VDC

JOINT CONNECTOR (AT)

C5
C6
C1
C2

B16

B8

B5
B6

A2

CAMSHAFT POSITION SENSOR

C25
C26

C32

D18

A7

CHECK CONNECTOR

DATA LINK CONNECTOR

COMBINATION METER

C7

B32

A23

A24

B15

B27

B24

D30
D29

D25
D31

C18

C22

C28

D28

1

2

3

4

5

6

7

8

POWER 
STEERING 
OIL 
PRESSURE 
SWITCH

MAIN FUSE
BOX (M/B)

GENERATOR

TEST MODE 
CONNECTOR

TEST MODE 
SUB CONNECTOR

JOINT 
CONNECTOR A

ACCELERATOR 

PEDAL POSITION 

SENSOR

JOINT 
CONNECTOR C

MICRO COMPUTER

ELECTRONIC THROTTLE CONTROL

MALFUNCTION 
INDICATOR LIGHT

OIL PRESSURE 
WARNING LIGHT

I/F

CAN TRANSCEIVER &

RECEIVER

I/F

POWER CIRCUIT

GROUND 
JOINT CONNECTOR

I/F

ABS CONTROL MODULE

BODY INTEGRATED MODULE
(CAN COMMUNICATION)

OIL 
PRESSURE 
SWITCH

ENGINE COOLANT TEMPERATURE SENSOR

INTAKE AIR TEMPERATURE SENSOR

CRANKSHAFT POSITION SENSOR

KNOCK SENSOR

TCM

JOINT CONNECTOR B

C20

D24

D4

D23

D5

C23
C12
C24
C27

MANIFOLD ABSOLUTE PRESSURE SENSOR

D1

ENGINE GROUND

9

ECM

VDC CONTROL MODULE

ABS

VDC

B29

D19

B12

NEUTRAL 
POSITION 
SWITCH (MT)

MT

AT

AT

C30

D2
D3

C17

IGNITION COIL & 

IGNITOR ASSY

ENGINE 

COOLANT 

TEMPERATURE 

GAUGE

SPEED-

OMETER

TACHO-

METER

WI-07504

WI-92

WIRING SYSTEM

Engine Electrical System

E/G(RHU)-01

E/G(RHU)-01

WI-06908

A:

B:

C:

(BLACK)

R142

1
2

1

R58

1 2
3 4
5 6

B98

3

2

1

8

7

6

5

4

B362

1 2

7 8

3
4

5
6

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

B362

GR

4

3

Lg

RB

2

WG

1

BR

Lg

B17

GR

B13

B16

A: B134

B135

B:

B136

C:

B137

D:

WG

BR

R2

B98

RB

RB

4

ECM

TO POWER SUPPLY CIRCUIT

FUEL 
PUMP 
RELAY

MB-25

M/B FUSE NO. 11

(B)

GR

FB-38

F/B FUSE NO. 12

(IG)

ALT-1 

GENERATOR

R58

B6

RB

5

FUEL 
PUMP

R142

B2

RB

1

FUEL 
PUMP 
CONDENSER

B

REF. TO RADIATOR FAN 

SYSTEM [R/F(H4)-01]

BR

A9

RL

A10

REF. TO AIR CONDITIONING

SYSTEM

[A-A/C(R)-01•02]

[M-A/C(R)-01•02•03]

P

B20

YB

C8

LOr

B35

REF. TO GROUND

CIRCUIT 

[GND(R)-04]

E/G(RHU)-09

A

Y

D12

YL

C21

W

D14

BrR

D13

RY

D22

REF. TO IMMOBILIZER 

SYSTEM [IMB(R)-01]

BR

B33

WL

B25

REF. TO CRUISE CONTROL 

SYSTEM [C/C(R20)-01]

(BLACK)

HR

HR

HR

HR