1996 SUBARU LEGACY Electrical engine

1-1
[s2o2]
SPECIFICATIONS

2
.
Station
Wagon

2
.
Station
Wagon

2
.
ENGINE

Engine
type
Horizontally
opposed,
liquid
cooled,
4-cylinder,
4-stroke
gasoline
engine
Valve
arrangement
Overhead
camshaft
type

Bore
x
Stroke
mm
(in)
96
.9
x75
.0(3
.815
x2
.953)

Displacement
cm3
(cu
in)
2,212
(135
.0)

Compression
ratio
9
.7

Firing
order
1-3-2-4

Idle
speed
at
Park/Neutral
position
rpm700

Maximum
output
kW
(HP)/rpm
101
(135)/5,400

Maximum
torque
N
.m
(kg-m,
ft-Ib)/rpm
190
(19
.4,140)/4,400

3
.
ELECTRICAL

Ignition
timing
atidling
speed
BTDC/rpm
20°/700
Spark
plug
Type
and
manufacturer
CHAMPION
:
RC10YC4
(Standard)
NGK
:
BKR6E-11
NIPPONDENSO
:
K20PR-U11

Generator
12V
-
85A

Battery
Reserve
capacity
min100

Cold
cranking
amperes
amp
.I
490

2-7
[T2A2]
ON-BOARD
DIAGNOSTICS
11
SYSTEM

2
.
Electrical
Components
Location

2
.
Electrical
Components
Location

A
:
ENGINE

2
.
SENSOR

OBD0009A

1~
Pressure
sensor
~5
Knock
sensor

~2
Mass
air
flow
sensor
~s
Camshaft
position
sensor
~3
Engine
coolant
temperature
sensor
07
Crankshaft
position
sensor
~4
Throttleposition
sensor

4

2-7
(T6A1]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

6
.
Wiring
Diagram
and
Wiring
Harness

Combination
mete

Tachometer
il0
:e

i
12
:
b

Malfunction
I
il4
:c
indicator
~--
lamp

Speedometer
circuit

ill

Main
relay
~`1
o
B47
Twi
sted
wire

0

846
E

:~~M
R
Fuel
pump
relay

6
.
Wiring
Diagram
and
Wiring
Harness

A
:
WIRING
DIAGRAM

1
.
ENGINE
ELECTRICAL
SYSTEM

To
Power
Supply
Routing

FB-20
~

FUSE
Na
15

MB-3

SBF-2

FB-4

FUSE
Na
l6

ST

IG
SW

FB-22

FUSE
Na
15
I2
B37

i3
B39

S
.
M
.
J
.
[Refer
to
foldout
page
.)

R58R57RIS

Fuel
pump

Inhibitor
switch

812
F45
B62

Check
connector
a
v
879

mvov-~o
M
PPm
M
f~
vrn
f~
Om
.O

Enginecontro
I
B84
module

14001

B97B17

Rl

Vehicle
speed
sensor
2

g7
(B
I
ac
k)
i
It
(g
)(Green)
Rl5
(B
I
ec
k)
R58

1212
123
34
3456
456

i
14
(L
1
ght
gray)
I101l2
(L
I
ght
gray)

12345678910111213
123456789101111314116

50

B47
(Brown)
B12
(Gray)

1
2
1
23
4345
67
8
5
69
1011
12

F45
B79
(Gray)

1
23
4567
8
910
11121R314

(2
i3
(Brown)

2345
6789
1234
678910
1'1
11
1
1
1
13
1
14
1
15
1
16
1
17
1
18
1
19
1
20,011
1
12
1
13
1
14
1
1
51
16
1
17
1
18
1
19
1
20
1
21
1
22
1

BUR10-02A

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[Tsn2i
2-7

6
.
Wiring
Diagram
and
Wiring
Harness

FWD
switch
(AWD)

B9
ffl

Droppig
Cruise
resistor
cont
rol
modu
le

OBD-II
Data
link
serviceCheck
connectorconnectorconnector

B78
ERB40
0
B79
m
B4
E
K
E
)

w
7
OEs
o
-
-
-
------------------
-
------
-
-
L
a
....

c
H
0
U
It

C
Y
0
.N
;W
Rr
06
N

BI1
T41
Ref
.
to
/Engine
electrical
system
.

a
:
B54

b
:
B55

c
:
856

She
ild
joint
connector
884

~

WK
LZIM
WL

B53
Engine
control
B9(B
I
ac
k)
module
1
2

854
(B
I
ac
k)
B79
(Grey)

1
23456
1
23
45
67
7
1
8
1
9101112
8
910
1112
1
13
1
14
r,

Bll
(Grey)
(B
I
ac
k)
B56894
(B
I
aCk)

34

S

78

D

q
Oil
2
9
Pl
.
12131415,91617
la19
110
I
5
16
1
3
14
1111121131141151161171161191201

AT
contro
I
------------
a
,,
Vehicle
speed
i(Transmission)
___
_____
__
__
sensor
1

ATF
temperature
sensor
Line
pressuresolenoid

Lock-up
solenoid

AWD
solenoid

Shift
solenoid
1

Shift
solenoid
2

Shift
solenoid
3

R3
Throttle
~-Cz'1
R~l
position
sensor

B2l
E2
El3

O
(Gray)
E13
(Brown)
853
B78
(Y
e
II
ow)

12
123
1234
56789

B55
(B
I
ack)
(
ED
(Grey)

12345678
12345678
9~011t213141St6
91111213141516

864
(L
i
ght
b
I
ue)

12
345678
9l0
lll21314
1516
I7l8l9
20
2122
23
24
2627282930
3132
3334
35
3637383940
4142
43
44
454647
1
48
1
49
~
0
1
51
2
15
3
15
4
~
5
1
56
15
7
8596061626364656667686970
7172
73
1
74
1
75
1
76
1
77
78
1
79
1
60
1
81
B
1
132
1
83d
8485
86
87888990
9192
93
94
9596

BUR41-02B

55

2-7
[TSB21
ON-BOARD
DIAGNOSTICS
11
SYSTEM

6
.
Wiring
Diagram
and
Wiring
Harness

B
:
ELECTRICAL
WIRING
HARNESS
AND

GROUND
POINT

2
.
BULKHEAD
WIRING
HARNESS
AND
GROUND

POINT
(IN
ENGINE
ROOM)

B6M0587A

56

ON-BOARD
DIAGNOSTICS
11
SYSTEM
[T11aoj
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

DTC

No
.

Abbreviation

(Subaru
select
monitor)
Item
Page

P0705
ATRNG
Transmissionrange
sensor
circuit
malfunction
108

P0710
ATF
Transmission
fluid
temperature
sensor
circuit
malfunction
109

P0720
ATVSP
Output
speed
sensor
(vehicle
speed
sensor
1)
circuit
malfunction
110

P0725
ATNE
Engine
speed
input
circuit
malfunction
111

P0731
ATGR1
Gear
1
incorrect
ratio

P0732
ATGR2
Gear
2
incorrect
ratio
1
2
P0733
ATGR3
Gear
3
incorrect
ratio
1

P0734
ATGR4
Gear
4
incorrect
ratio

P0740
ATLU
-
F
Torque
converter
clutch
system
malfunction
114

P0743
ATLU
Torque
converter
clutch
system
(duty
solenoid
B)
electrical
115

P0748
ATPL
Pressure
control
solenoid
(duty
solenoid
A)
electrical
116

P0753
ATSFTi
Shift
solenoid
A
(shift
solenoid
1)
electrical
117

P0758
ATSFT2
Shift
solenoid
B
(shift
solenoid
2)
electrical
118

P0760
ATOVR
-
F
Shift
solenoid
C
(shift
solenoid
3)
malfunction
119

P0763
ATOVR
Shift
solenoid
C
(shift
solenoid
3)
electrical
120

P1100
ST
-
SW
Starter
switch
circuit
malfunction
121

P1101
N/P
-
SW
Neutral
position
switch
circuit
malfunction
122

P1102
BR
Pressure
sources
switching
solenoid
valve
circuit
malfunction
123

P1103
TRQ
Engine
torque
control
signal
circuit
malfunction
124

P1500
FAN
-
1
Radiator
fan
relay
1
circuit
malfunction
125

P1502
FAN
-
F
Radiator
fan
function
problem
126

P1700
ATTH
Throttle
position
sensor
circuit
malfunction
127

P1701
ATCRS
Cruise
control
set
signal
circuit
malfunction
128

P1702
ATDIAG
Automatic
transmission
diagnosis
inputsignal
circuit
malfunction
I
129
75

WIRING
DIAGRAM
[D605]
6-3

6
.
Wiring
Diagram

FWD
switch
(AWD)

B9

Data
link
connector

B78

OBD-11
service
connector

840

Droppig
Cruise
resistorcont
rol
modu
le

Check
connector

nP
B79
~
B4
~
B94

0E

o
L
-
-
-
------------------------
-

4
-~
C
-
-------------'---------_
_1'
H
0
U

c0
-
,
F
LO
N

B11
T4
1Ref
.
to
/Engine
F-
r
electrical
system
.

AT
contro
l
--'-'-"----

Veh
i
c
l
e
speed
i(Transmission)
___
.---------
-
--
sensor
1

ATF
temperature
sensor
Linepressuresolenoid

Lock-up
solenoid

AWD
solenoid

Shift
solenoid
1

Shift
solenoid
2

Shift
solenoid
3

a
:
B54

b
:
855

c
:
BSb
R
R
3
Throttleposition

She!
I
d
point
n,
821
E2

sensor

El3
connector
B84
B53
~-
--
-
-

contro
II
89
(BI
ac
k)
1
O
(Gray)
E13
(Brown)
B53B78
(Ye
II
Ow)
m
od
ule
1
~
F172-1
3
4
2
12
123
1234
56789

B54
(B
I
ac
k)
B79
(Grey)
B55
(B
I
ac
k)
B40
(Gray)

123456
789101112
1
23
4
67
8
910
1112
11
13
1
14
r,
1
1
1
2
1
3
1
4
1
5
161
7
1
8
1
910111213141516

12345678

910111213141516

(BD
(Gray)
(B
I
ack)
856894
(B
I
ack)
884
(L
i
ght
b
I
ue)

12
34
56
78
9l0
lll2
1314
1516
11181920212223242526272829303132333435363738394041424344

1
2
J3141
56789
10
4546474849
051
1
52
1
53
1
54
1
5
515
6
1
57'
58
4
60
6162
6364656667b8
b970

13142116
I1
1213141516171814
20
7172
73747576
7178
79
80
182
3
8586B7888990
9192
93
949596

BUR41-02B

11

6-3
[Dso131
WIRING
DIAGRAM

6
.
Wiring
Diagram

Combination
meter

Tachometer
i10
:a

-

110
OD
:
b

Malfunction
i14
I:
c
indicator
~}g
lamp

Speedometer
circuit

ill

Main
relay
o
B47
Twisted
wire

0

B46
E
Fuel
pump
relay

13
.
ENGINE
ELECTRICAL
SYSTEM

To
Power
Supply
Routing
FB-20
~
MB-3
~
FB-4
~
ST
FB-22
Check

FUSENa
15
SBF-2
FUSE
Na
l6IGSW
FUSE
W
15
connector
a
v
B79

,~l,,I
F45

u
B62(2
837

i3
B3B

S
.
M
.
J
.
[Referto
foldout
page
.]

R58R57Rt5

Fuel
M
Y

pump

E
Inhibitor
switch

Bl2
B97817

RI

Vehicle
speed
sensor
2

B17
(B
I
ac
k)
i
tl
B46
(Green)
R15
(B
I
ac
k)
R58

12
1
2
123
12
12334
3456
456

(
2D
(Light
gray)
110
i
l2
(L
I
ght
gray)

1
1
1
2
1
3
1
4
1
5
1
6
M78
9
1
10
1
11
1
12
1
D
1
1234567891011113141516

rnrnmvo~
v
.»ov
.0m
.OMPPmM
.Oh
l~

Enginecontro
I
B84
module

B47
(Brown)
(g
)(Gray)

1
2
1
23
4
31
45
67
85
1
69
1
16N1
1
12
1
-

(
ED

B79
(Gray)

1
23
4567
89
1
10
1112
1314

t2(3
(B
rown)

234789
12345
678910
l
'
1
11
1
1
2l3l4151617181920~~
lll2(31415t6L71819202122

BUR10-02A

12