sensor SUBARU LEGACY 1996 Service Workshop Manual

2-7
[T11Z0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

Z
:
DTC
P0335

-
CRANKSHAFT
POSITION
SENSOR
CIRCUIT

MALFUNCTION
(CRANK)
-

WIRING
DIAGRAM
:

884
B20

ECM
~'--------

Et

E10

Crankshaft
position
sensor

O

Crankshaft
sprocket

E84

1
2
345678

1
181920
21
2223
24
26
1
27
28
29
130

45
1
46
1
47
1
4
81
49
5
0
1
5
11
5
2
15
3
1
54

5

5556
57

71
1
72
1
73
1
74
1
7576
1
77
1
78
1
79
1
80
81
8283
u

B20

123

456

E10

12

B2M0529

NOTE
:

Forthe
diagnostic
procedure
on
crankshaft
position
sen-
sor
circuit
malfunction
(DTC
P0335),
referto
2-7

[T10Z0]*2
.

94

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T11
AAO]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AA
:
DTC
P0340

-
CAMSHAFT
POSITION
SENSOR
CIRCUIT

MALFUNCTION
(CAM)
-

WIRING
DIAGRAM
:

B84

B20
Ei

-------------

ECM
--------
L-C~
------

E15
Camshaft
pulley

Camshaft
position
sensor

B20
E15
75
1

17181920
2122
23

45
4647484950
5152
535455
556
123

77
1
78
1
79
1
80
1
8182
456

B84

2u34u
6u
su

4252627282930

1
4
7
83

B2M0530

NOTE
:

For
the
diagnostic
procedure
on
camshaft
position
sensor

malfunction
(DTC
P0340),
refer
to
2-7
(T10AA0)*2
.

95

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

2-7
[T11AD0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

B41

Main
rel
0
r-0
O
o

B84

-----
-
--
---
-----
-

ECM
----------
--~
I

883

B84

AD
:
DTC
P0420

-
CATALYST
SYSTEM
EFFICIENCY
BELOW

THRESHOLD(CAT)
-

WIRING
DIAGRAM
:

I'Il

818

Front
oxygen
sensor

1
46
81
.-f
-U
1
9
1
10
1
U
1112
U
1314U1516
171819
20
2122
128
2930
3132
3314
1
35
1
36
1
37
3839
404142
4344
45447
48
429
1
5L0
5125210
45556
5758
59
60b1
1
62
1
63
1
64
1
65
1
66
1
6/
1
68
1
6910
1
2
4
6
B
19
80818283485
B687
8889909192
9394
9596

O
I'
II
819
O
I`t'I
O

819
~
~
T6

!l

?
Rear
oxygen

ox
yg
en
sensor
(Ex(Except
Cal
.model)
sensor
(Ca
I
.mode
I
only)
883847B18
T6

B19

2121
~
43
1
234
56
10
V

B2M0794

NOTE
:

For
the
diagnostic
procedure
on
catalyst
system
efficiency

below
threshold
(DTC
P0420),
referto
2-7
[T10AD0J*2
.

98

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T11AG0]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AG
:
DTC
P0500

-
VEHICLE
SPEED
SENSOR
MALFUNCTION

(VSP)
-

WIRING
DIAGRAM
:

Combination
meter

837
i2

ECM
13a1

11
2
1
U
1
3141
U
15161
U
17181
U
ft
171181191201211221
152
291W
21281
5
11,
11111T11171
;11
111521
4
55
6-
5
T
III
T_9
7~1
4

No
.
15
IG
SBF-4
I
FL1.25

I
QD
(9)
AAAAA
A
VV
V
V
V

EBI
7D

(D
QD
(Brown)
(D

R11
IZ2
03
14MI
1
M12

a
:
(~D(2D
:c

11
12131415161
ff18P1911011111211311411

d
:
i14

MM
141516
IF
Rib
1
9
11011
1
1121131

b
:
0

12
82M0904

NOTE
:

For
the
diagnostic
procedure
on
vehicle
speed
sensor
malfunction
(DTC
P0500),
refer
to
2-7
[T10AG0]*2
.

101

2_7
[T11AN0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
DiagnosticsChart
with
Trouble
Code

AN
:
DTC
P0705
-

-
TRANSMISSION
RANGE
SENSOR
CIRCUIT

MALFUNCTION
(ATRNG)
-

WIRING
DIAGRAM
:

a
:

Inhibitorb
:
(E)

switchc
:

TCM

8l2
a
:
B5i
b
:
O
c
:
B56

1234
56783456
12345678
12345678910

1
9
1
10
1
11
1
1
2r
[
74
1
9
1
10
1
11
1
1
21
9
(0111213141516
(1l
t
41
16(71
1920

82M0767

NOTE
:

For
the
diagnostic
procedure
on
transmission
range
sen-

sor
circuit
malfunction
(DTC
P0705),
refer
to
2-7

[T10AN0]*2
.

108

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[Tiinooi
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AO
:
DTC
P0710

-
TRANSMISSION
FLUID
TEMPERATURE

SENSOR
CIRCUIT
MALFUNCTION
(ATF)
-

WIRING
DIAGRAM
:

a
c
:
B56

B11

TCM

c
:
856
8
1
5D
BIl

12
34
5678
1
23
456
7891
0
12
34
56
910
1112
1
11
1
1
21
13
1
14
1
15
1
16
1
17
1
18
[
19
12
9
1
78
910
1112
13161516
OBD0383

NOTE
:

For
the
diagnostic
procedure
on
transmission
fluid
tem-

perature
sensor
circuit
malfunction
(DTC
P0710),
refer
to

2-7
[T10AOO]*2
.

109

2-7
[T11AP0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM
11
.
Diagnostics
Chart
with
Trouble
Code

AP
:
DTC
P0720

-
OUTPUT
SPEED
SENSOR
(VEHICLE
SPEED

SENSOR
1)
CIRCUIT
MALFUNCTION

(ATVSP)
-

WIRING
DIAGRAM
:

B54
811
T4

:1
4
P7

TC
M
853

854B53
Bit

1234
5678
1
23456
9101112
17181
9
1
10
1
11
1
12
11
23
4
1314
15
16
B2M0584

NOTE
:

Forthe
diagnostic
procedure
on
output
speed
sensor

(vehicle
speed
sensor
1)
circuit
malfunction
(DTC
P0720),

refer
to
2-7
[T10AP0]*2
.

110

ON-BOARD
DIAGNOSTICS
11
SYSTEM
[T1yauo]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

WIRING
DIAGRAM
:

Throttle
position
sensor

E13
B84
B21
E2

Combination
meter

ECM
i
a
°'
O
i3
o
_,

a
:
854
n_
(n
Uc
:
B56
e
:
i10
811
i4
b
:i11

--------------
~
,-----------------------,
Bil

LLlJ

ffl
------
---------------

TCM

853

Vehicle
Vehicle
speedspeed
sensor
l
sensor
2

ggq
a
:
g5q
c
:
g,56
821
811

1234
5678
1234
24
1
25
1
25§
15
2Z21
1
521
;
1
51Q
31
~
32
1
33
1
34
135
1
36
1
3/
1
38
1
394
1
5
5
46
1
47
1
48
1
49
1
50
1
51
F7
1
8
1
9
1
10
1
11
1
12
1
23456
12345678910
678
11121314151617181920
9101112
13141516
1
7
2
1
73
1
74
1
75
1
76
1
77

9101112

Et3

853
811
i3
a~
i10
b
i11

1
234
1
Z
1112
31451617
8
90222
[_
1~~6
1_
758
:
N10
1
11
1
12
1
13
1
14~
1
3
132M0586

1
234
56
78
910
Ll
1112
U
1314
U1516
1118
9
20
2122
23
40414243
44
45
52
3787980
81
1
83
859
84
8560
61
868
62
63
88
89646590
91
66
67
92
93
6
69
94
95
7096

*

NOTE
:

For
the
diagnostic
procedure
on
gear
1,
gear
2,
gear
3

and
gear
4
incorrect
ratio
(DTC
P0731,
DTC
P0732,
DTC

P0733
and
DTC
P0734),
referto
2-7
[T10AR0,
T10AS0,

T10AT0
and
T10AU0]
2
.

113

2-7
[T11AV0]
ON-BOARD
DIAGNOSTICS
11
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

AV
:
DTC
P0740

-
TORQUE
CONVERTER
CLUTCH
SYSTEM

MALFUNCTION
(ATLU
-
F)
-

WIRING
DIAGRAM
:

Automatic
transmission

Duty
ATF
Vehicle
solenoid
temperature
speed
B
sensor
sensorl

854
Brake
Throttle

b~
B55
1
Ii
t
positions

856
B11
T4

B53

TCM

Inhibitor
switch
N
00
0

a

t
~
3
1

B12
T3

Combination
meter
Speedometer
ECM
circuit

B84

e
:
B54
b
:
855
c
:
B56BI1B53812
O

123456
123456712345678910
81

1
234
5
67
8
9101112
1234
5678

910
11
12
13141516
3132
33
3435
363738394
0
4142
4344
6970
58596061626364L
111
9
1
10
1
11
1
12
1
13
1
14
1
15
11
6
789
101112
1
11
1
12
1
13
1
14
1
15
1
16
1
171819
20
1314
I
I6
1
2349
10
1112
8485
86
87888990
91
E3
1
0
-
4
1
95
96
12

B2M0587

NOTE
:

For
the
diagnostic
procedure
on
torque
converter
clutch

system
malfunction
(DTC
P0740),
referto
2-7
[T10AV0]*2
.

114