1996 SUBARU LEGACY relay

ON-BOARD
DIAGNOSTICS
11
SYSTEM
[TylTOi
2-7

11
.
DiagnosticsChart
with
Trouble
Code

Q
:
DTC
P0201

-
FUELINJECTOR
CIRCUIT
MALFUNCTION
-

#1
(INJ1)
-

R
:
DTC
P0202

-
FUELINJECTOR
CIRCUIT
MALFUNCTION
-

#2
(INJ2)
-

S
:
DTC
P0203

-
FUELINJECTOR
CIRCUIT
MALFUNCTION
-

#3
(INJ3)
-

T
:
DTC
P0204

-
FUELINJECTOR
CIRCUIT
MALFUNCTION
-

#4
(INJ4)
-

WIRING
DIAGRAM
:

Main
relay
0
0
0-
0

B47

SBF-2
(D
e
'-`
B22
E3E6
E17884
#3#4

E5
E16

ECM
#1
#2

B84B22B41
E5E6
E16
E17

1
U
131
U1
1
3132
6
2
9
1
40
1
4
11421
43
1
44
1

1
234
10
.1
0L718

P
1
58960
63
646B6
9
1011
12
1
14116
5
1~
B
41
3,

B2M0784

NOTE
:

Forthe
diagnostic
procedure
on
fuel
injector
circuit
mal-

function
-
#1
(DTC
P0201),
#2
(DTC
P0202),
#3
(DTC

P0203)
and
#4
(DTC
P0204),
refer
to
2-7
[T10Q0,
T10R0,

T10S0
and
T10T0]*2
.

91

2-7
[T11AB0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

AB
:
DTC
P0400

-
EXHAUST
GAS
RECIRCULATION
FLOW

MALFUNCTION
(EGR)
-

WIRING
DIAGRAM
:

Main
relay
0
0

7
SBF-2
C1_
.O

ECM
-

E
Q
e

solenoid
i
81
m
O'
O
E18
valve
.--I

PressurePressure
sources
sensor
switchinsolenoid
g
ve
Ive
BPTEGR
valve

O
821
O
Bi
841
O
EI8

u
u
lblbl
u
71131
uu
1119M6
6
99076
4
1
u
1234
56
8
N
~
~
2
M
~
~
101112
9101112
T
~
(
T
56
T
l
13141
16

82M0792

NOTE
:

For
the
diagnostic
procedure
on
exhaust
gas
recirculation

flow
malfunction
(DTC
P0400),
referto
2-7
[T10AB0]*2
.

96

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T11AE0]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AE
:
DTC
P0441

-
EVAPORATIVE
EMISSION
CONTROL

SYSTEM
INCORRECT
PURGE
FLOW

(CPC
-
F)

WIRING
DIAGRAM
:

Main
relay
0

0

B47

SBF-2

w

E
Pu7rg
e

ECM
-~
confrol
solenoid
valve

884
B22
847
E4

1
3456
1234
L7
819D2122239252627282930
5
96
1$34
1
2
13141516
5
6
B2M0795

NOTE
:

For
the
diagnostic
procedure
on
evaporative
emission

control
system
incorrect
purge
flow
(DTC
P0441),
referto

2-7
[T10AE0]*2
.

99

2-7
[T11AH0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

AH
:
DTC
P0505

-
IDLE
CONTROL
SYSTEM
MALFUNCTION

(ISC)
-

WIRING
DIAGRAM
:

Main
relay
0
0

B47
SBF-2

822
O
E7
~
E
~q
q
ECM
Idle
air
-
L-
control
solenoid
valve

B84
822847
E7

U
910
U
1112
U
1314
1516
31
2333435
3
4041424
44
1
2
3
4
60
616
64
6
6
69
5
78485
86
878889909192939495
6
112
141516
I~-I-F-I
1
3
IJlbl
82M0796

NOTE
:

For
the
diagnostic
procedure
on
idle
control
system
mal-

function
(DTC
P0505),
referto
2-7
[T10AH0]*2
.

102

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T»BGO]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

BG
:
DTC
P1500

-
RADIATOR
FANRELAY
1
CIRCUIT

MALFUNCTION
(FAN
-1)
-

WIRING
DIAGRAM
:

Ignition
switch
~-1

Sub
fanrelay
1

A/C
relay
holder

B71FTIF28
O
O
F31
a
:
F10
e
:
B52

42
C12
32
344
32
62841D
X29
0116

Fl3
F45

34
1
2
3
~
1111131
1516171819
O~~I

u
112
1
L1
1
3
1
4
1
U
56
U
78

11
15
1

82M0799

NOTE
:

For
the
diagnostic
procedure
on
radiator
fan
relay
1
cir-

cuit
malfunction
(DTC
P1500),
referto
2-7
[T10B10]*2
.

125

2-7
[T11BH0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

BH
:
DTC
P1502

-
RADIATOR
FAN
FUNCTION
PROBLEM

(FAN
-
F)
-

Ignition
switch
C

B72

Sub
fanrelay
t

rn

a
:
F~0

b
:
F~1

e
:O

Main
fan
motor

f17

motor

f16

WIRING
DIAGRAM
:

FL1
.258

58F-4

O
No
.
t
-
FMF~
F45862
O

ECM
21

F21
J
u
l
F28
J
u
l
O
~
O

U
IJ
boW
booms
booms

20A10A
Main
fan
Main
fan
Sub
fan
relay
1
relay
2
relay
2

A/C
relay
holder

e
:
F40
b
:
f41
e
:
(@)

F
1
2
345
&N
rQ3
MZMNTM
F7281
9
110

(9)
QD
(~D
(~D(~D
(N)Q~D
0~~)
(D
1
2u34
!J
56
u
78
u

123
3
~
123
~1
4
1~12121~
0
1

82M0800

NOTE
:

Forthe
diagnostic
procedure
on
radiator
fan
function

problem
(DTC
P1502),
referto
2-7
[T10BJ0]*2
.

126

6-3
[D601]
WIRING
DIAGRAM

6
.
Wiring
Diagram

6
.
Wiring
Diagram

Batterycurrent
1
.
POWER
SUPPLY
ROUTING

Current
fromignition
switch
IG
terminal

---
Current
fromignition
switch
ACC
terminal

-------
Other
currents
Mainfuse
box
(M/B)
g27

SBF-5
45A
~
L
SBF-4
45A
,
BY
r-,
coc_
:
/CA
1
Do

BF-1
30A

BF-2
30A

N
m
m

M/B
FUSE/RELAY
LOCATION

826
-
MB-1
2
Rw
M
B-2
1
MB-3
R

-
MB-4

(

:8

~V

:

9)
,
R

F35

Headlight
No
.
22
15A
5
W
relay
LHNo
.
23
20A
Br
6
°
No
.
24
15A
RL
-----
---------
------0'
~-P--
1
---------°^----
MB-6
7
LB
7
No
.
26
15A
BY
°
~

~
_
No
.
25
15A

3
--°--°
BR
MB-8
.J
4

LR
2
MB-9

Headlight
relay
RH
F38

r~W

WC
relay
holder

mmllmm

O
~
SBFSBF
~~~
~
Head

i~25
N0
'
24
Headlight
4A
No,
relay
RH

~
SBF
~
38fSBf
N0
.
b

F/B

a

N0
.
--
2
:
0
N0
.f
o
N
.
176
N
RU7
.
R-DEF
N0
.
7
N0
.
N
.
3
0N
.
It
.4
~~
P
I
.7
LEI]

o
O
N0
.
19N0
.
12N0
.
~y~~~,~~~
ILLUrtI
.
O

N0.21
N0
.
14
N0
.7
MAIN
FAN
,

D

2

IF--

F26

F38
(B
I
ec
k)

2

B27

123

--'----
ALT-1

B26
(B
I
ac
k)

F26
(Grey)

12

F35
(B
I
ec
k)

1234
5678

BURO1-01A

WIRING
DIAGRAM
[nso1i
6-3

6
.
Wiring
Diagram

mm~
86I

O7
M
F44
m

a
:
F40

b
:
Bill

c
:
F42
Fuse
end
relay
box
(F/B)

BN
CSNo
.
11
20A

e7
No
.
17
15A
"
--O'~-o------------
NO
.
3
20A
----
~
'
--0
~4-----
-t
L
.__
.
.--
..__
.--

~~-~-0-
No-
.
-
2
-
20A
-------1-
FB-2
~R
e4
----------
FB-3
-°-
a3
-
---
--------°-°-°------
Y
-
Sub
fan
re
la
1
0

L
b
1
No
.
13
20A
_
_
No
.
14
l0A

FB-4

B72
U-
o
UaZ
i
o

RY
1
Br
-
-R
2
ACC
U

LR
5
IG-I
ST
Ignition
switch

d
:
BSl
I

e
:
852
I

f
:
i5
IG
e9
w~
__
.
.--
St

FB-7
f4
FB-9

e4

RY

W
e1
Y
FB-10
fll

f5

-
G
-

-----

--
-
-

FB-11

FB-
2
1
fl
R

1
--
-
-
FB-13
e3
-----
FB-14

No
.
OA
°
---°-
efo
er
relay

No
.
1
15A

No
.
15
l0A
_

No
.
8
15A
No
.
16
15A

F
B-37
YR
--
B
15

RL
°---
--------------
FB-16
BL
FB-17

BYBY
FB-18
RB
FB-19

GW
FB-20

RB
FB-21
FB-22

-
GY
FB23
-
BGF824
F
tE
---------------
-
B-25
---
r
iaii&
iiiumination
l~l
relay
,
BrR
~
-
dll
T
FB
27
___
..
.__--___J
~
_
.____
.__-
i
wG
.
.____
.__
._._.
FB-28
.
9
l0A
NoBRNo
.
1
A2
20
d
Gw
-
c2
3
FB30RY
5A
21
No
.
1
d9RY32
FB-
No
.
20
15A

~-°
.O'`
O-No_
5
__
l0A--------------
-7
R_-_-_°-----°--
FB-3FB-6

,
t
e4
R
N
o
.18
l0A
L
BRc3
6
1
SAd4
FB-35

F44872F40
Blll
F42
851
B52
i5

(B
I
ack)
(Gray)
(Gray)(Gray)(Gray)(Gray)(Gray)

1
2
34
123
5678
456
1
23
45
6789
0
213
342
678910151
ffm~i~
2131
7
7891
1112
891
11
1
1415

BUR01-018

3