turn signal SUBARU LEGACY 1997 Service Repair Manual

4-4d
[Tsis1
BRAKES
[ABS
5
.31
TYPE]

8
.
Diagnostics
Chart
with
Trouble
Code
by
ABS
Warning
Light

8100
~
F1

98
7
6543
2
3
2
11
1918
76
5141
1211
1
45678

0

0
20
Hz

Standard
outputvoltage
:
0
.12
-
1
V
(When
it
is
20Hz
.)
134M
1242A

815
1
CHECK
ABS
SENSOR
SIGNAL
.

1)
Raise
all
four
wheels
of
ground
.

2)
Turn
ignition
switch
OFF
.

3)
Connect
theoscilloscope
to
the
connector
(F1)
or
con-

nector
(B100)
.

4)
Turn
ignition
switch
ON
.

5)
Rotate
wheels
and
measure
voltage
at
specified
fre-

quency
.

NOTE
:

When
this
inspection
is
completed,
the
ABS
control
mod-

ule
sometimes
stores
the
trouble
code
29
.

Connector
&
terminal

Trouble
code
22
l
(B100)
No
.
12
(+)
-
No
.
13
(-)
:

Trouble
code
24
l
(8100)
No
.
3
(+)
-
No
.
4
(-)
:

Trouble
code
26
l
(F1)
No
.
4
(+)
-
No
.
5
(-)
:

Trouble
code
28
l
(F1)
No
.
1
(+)
-
No
.
2
(
)
:

Specifiedvoltage
:
0
.12
-
1
V
(When
it
is
20
Hz
.)

CHECK
:
Is
oscilloscope
pattern
smooth,
as
shown
in

figure?

,rss
:
Go
to
step
819
.

No
:
Go
to
step
816
.

816
CHECK

ORTONE

CONTAM
WHEELINATION
OF
ABS
SENSOR

Remove
disc
rotor
or
drum
from
hub
in
accordance
with

trouble
code
.

NECK
:
Is
the
ABS
sensor
pole
piece
orthetone

wheel
contaminated
by
dirt
or
other
foreign

matter?

ves
:
Thoroughly
remove
dirt
or
other
foreign
matter
.

No
:
Go
to
step
817
.

817
CHECK

ONE
WHEEL
.

GEOF
ABS
SENSOR
OR

CHECK
:
Are
there
broken
or
damaged
in
the
ABS

sensor
pole
piece
orthe
tone
wheel?

,res
:
Replace
ABS
sensor
or
tone
wheel
.

No
:
Go
to
step
818
.

42

4-4d
[Tsjo]
BRAKES
[ABS
5
.31
TYPE]

8
.
Diagnostics
Chart
with
Trouble
Code
by
ABS
Warning
Light

J
:
TROUBLE
CODE
29

-
ABNORMAL
ABS
SENSOR
SIGNAL
(ANY

ONE
OF
FOUR)
-

DIAGNOSIS
:

"
Faulty
ABS
sensor
signal
(noise,
irregular
signal,
etc
.)

Faulty
tone
wheel

"
Wheels
turning
freely
for
a
long
time

TROUBLE
SYMPTOM
:

*
ABS
does
notoperate
.

WIRING
DIAGRAM
:

F49

ABS
control
module
and
hydraulic
control
unit

OUTBACK
with
steproof
model
8~5
O

(2D
QD
CD
(
:D

LLL]
IWI

0
100

1
2
1
10
1
4
15161
7
1
8
1

RearABS
sensorLH

RearABS
sensor
RH

r-----------------i
I
OUTBACK
withsteproof
model
I
I
Q
I

RearABS
sensor
LH

II
j
~
Rear
ABS
j
sensor
RH

I
O
I
~---------------
.J

Front
ABS
sensor
LH

Front
ABS
sensor
RH

F49

r-j
i
1
2
1
5
1
4
1
5
1
6
1
7
1
8
1
9
1
1
01
11
1
12
1
131415
ll
16171819
202122
4
26
4
7
1
28
1
29
1301
31
1

B4M1238

48

4-4d
[TSJs1
BRAKES
[ABS
5
.31
TYPE]

8
.
Diagnostics
Chart
with
Trouble
Code
by
ABS
Warning
Light

G4M0700
I

G4M0701

CHECK
INSTALLATION
OF
TONE
WHEEL
.

Tightening
torque
:

13
f
3
N~m
(1.3
f
0
.3
kg-m,
9
f
2
.2
ft-Ib)

CHECK
:
Are
the
tone
wheel
installation
bolts
tight-

ened
securely?

,res
:
Go
to
step
8J7
.

No
:
Tightentone
wheel
installation
bolts
securely
.

8J7
I
CHECK
ABS
SENSOR
GAP
.

Measure
tone
wheel
to
pole
piece
gap
over
entire
perim-

eter
of
the
wheel
.

CHECK
:
Is
the
gap
within
thespecifications
shown
in

the
following
table?

Front
wheel
Rear
wheel

Specifications
0
.9
-
1.4
mm

(0
.035
-
0
.055
in)
0
.7
-
1.2
mm

(0
.028
-
0
.047
in)

,
.ES
:
Go
tostep
8J8
.

No
:
Adjust
the
gap
.

NOTE
:

Adjustthe
gap
using
spacer
(Part
No
.
26755AA000)
.
If

spacers
cannot
correct
the
gap,
replace
worn
sensor
or

worn
tone
wheel
.

18,18
1
CHECK
OSCILLOSCOPE
.

Is
an
oscilloscopeavailable?

YES
:
Go
to
step
8J9
.

No
:
Go
to
step
8,1110
.

8J9
I
CHECK
ABS
SENSOR
SIGNAL
.

1)
Raise
all
four
wheels
of
ground
.

2)
Turn
ignition
switch
OFF
.

3)
Connect
theoscilloscope
to
the
connector
(F1)
or
con-

nector(B100)
.

4)
Turn
ignition
switch
ON
.

50

t
Sensor
gap

Sensor
gap

BRAKES
[ABS
5
.31
TYPE]
Rsss1
4-4d

8
.
DiagnosticsChart
with
Trouble
Code
by
ABS
Warning,Light

M

1
23
45
6
718
1101111121131141151
1116117118119121211
'9t,-73
24-
2526
71281203*
01311111

B4M1243A

8S1
CHECK
GROUND
CIRCUIT
OF
ABSCM&H/U
.

1)
Turn
ignition
switch
to
OFF
.

2)
Disconnect
connector
from
ABSCM&H/U
.

3)
Measure
resistance
between
ABSCM&H/U
and
chassis

ground
.

Connector
&
terminal

(F49)
No
.
23
-
Chassis
ground
:

CHECK
;
Is
the
resistance
less
than
0
.5
0?
Go
to
step
8S2
.

No
:
Repair
ABSCM&H/U
ground
harness
.

8S2
CHECKPOOR
CONTACT
IN
CONNECTORS
.

CHECK
:
Is
there
poor
contact
in
connectors
between

battery,ignition
switch
and
ABSCM&HlU?

<
Ref
.
to
FOREWORD
[T3C1]
.*10
>

vES
:
Repair
connector
.

No
:
Go
tostep
8S3
.

8S3
CHECK
SOURCES
OF
SIGNAL
NOISE
.

CHECK
:
Is
thecar
telephone
orthe
wireless
transmit-

ter
properly
installed?

,rES
:
Go
to
step
8S4
.

No
:
Properly
install
thecar
telephone
or
the
wireless

transmitter
.

8S4
CHECK
SOURCES
OFSIGNAL
NOISE
.

CHECK
;
Are
noise
sources
(such
asan
antenna)

installed
near
the
sensorharness?

,rES
:
Install
the
noise
sources
apartfrom
the
sensor

harness
.

No
:
Go
to
step
8S5
.

8S5
I
CHECK
ABSCM&HIU
.

1)
Connect
all
connectors
.

2)
Erase
the
memory
.

3)
Perform
inspection
mode
.

4)
Read
out
the
trouble
code
.

CHECK
:
Is
the
same
trouble
code
as
in
thecurrent

diagnosis
still
being
output?

Replace
ABSCM&H/U
.

No
:
Go
to
step
8S6
.

63

BRAKES
[ABS
5
.3i
TYPE]
[rsio]
4-4d

9
.
Select
Monitor
Function
Mode
LED
No
.
Signal
name
Display

1
Stop
light
switch
81

2
Valve
relaysignal
VR

3
Motor
relaysignal
MR

4
AT
ABS
signal
AT

5
--

6
ABS
warning
light
AW

7
Valve
relay
monitor
VM

8
Motor
relay
monitor
MM

9
CCM
signal
cm

10
--

B1
VR
MR
AT
-

AWVM
MM
CM
-

ooooa

F
;_1
F-7-1
P-1
F9-1
10

1:
MODE
FAO

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"

LED
No
.
1
Stop
light
switch
is
turned

pedal
depressed
.)

LED
No
.
2
Valve
relay
is
turned
OFF
.

LED
No
.
3
Motor
relay
is
turned
ON
.

LED
No
.
4
ABS
control
operates
.

LED
No
.
6
ABS
warning
light
is
ON
.

LED
No
.
7Valve
relay
is
turned
OFF
.

LED
No
.
8
Motor
relay
is
turned
ON
.

LED
No
.
9
ABS
control
operates
.

ON
.
(With
brake

97

BRAKES
[ABS
5
.31
TYPE]
[T9R0]
4-4d

9
.
Select
Monitor
Function
Mode

G-SENS
(FE14)

2
.27
V

B4M0939
I

LED
No
.
Signal
name
Display

1
Motor
relay
monitor
MM

2
Stop
tight
switch
131

3
AT
ABS
signal
AT

4
CCM
signal
cm

5
ABS
signal
AO

s
-
-

--

a
--

9
--

10
l
-

MM
131
AT
CM
AO

uoona

ooao
,o

CODE
21
(
F
E
16
)

FR
.
SS
HARD

H4
M
1151

P
:
MODE
FE14

-
G
SENSOR
OUTPUTVOLTAGE
(G-SENS)
-

9
Refers
to
vehicle
acceleration
detected
by
the
analog
G

sensor
at
the
time
of
malfunction
.
It
appears
on
the
select

monitor
display
in
volts
.

NOTE
:

Only
AWD
model

Q
:
MODE
FE15

-
ON
H
OFF
SIGNAL
-

"
ON
or
OFF
is
indicated
at
the
timeof
malfunction
.

"
Requirement
for
LED
"ON"

LED
No
.
1
Motor
relay
is
turned
ON
.

LED
No
.
2Stop
light
switch
is
turned
ON
.
(With
brake

pedal
depressed
.)

LED
No
.
3
ABS
control
operates
.

LEDNo
.
4
ABS
control
operates
.

LED
No
.
5
ABS
control
operates
.

R
:
MODE
FE16

-
TROUBLE
CODE
(CODE)
-

e
When
freeze
frame
data
is
stored
in
memory,
trouble

code
appears
on
monitor
.

NOTE
:

The
monitor
as
shown,
indicates
trouble
code
21
.

101

4-4d
[T1
01-111
BRAKES
[ABS
5
.31
TYPE]

10
.
Diagnostics
Chart
withselect
monitor

FR
(F05)

30
km/h

B4M0922

(SELECT

CHECK
OUTPUT
MONITOR

F
ABS
SENSOR
USING

Read
the
ABS
sensor
output
corresponding
to
the
faulty

system
in
the
select
monitor
function
mode
.

NOTE
:

The
select
monitor
display
shows
that
the
front
right
wheel

is
rotating
at
30
km/h
.

CHECK
:
Does
the
speed
indicated
on
the
display

change
in
response
to
the
speedometer

reading
during
acceleration/deceleration

when
the
steering
wheel
is
in
the
straight-

ahead
position?

Go
to
step
1012
.

No
:
Go
to
step
10L8
.

I1011-2
CHECK
POOR
CONTACT
IN
CONNECTORS
.

Turn
ignition
switch
to
OFF
.

CHECK
:
Is
there
poor
contact
in
connectors
between

ABSCM&HfU
and
ABS
sensor?

,rES
:
Repair
connector
.

No
:
Go
to
step
10L3
.

10L3
I
CHECK
SOURCES
OF
SIGNAL
NOISE
.

CHECK
:
Is
the
cartelephone
orthe
wireless
transmit-

ter
properly
installed?

Go
to
step
10L4
.

No
:
Properly
install
the
car
telephone
or
the
wireless

transmitter
.

1
10L4
I
CHECK
SOURCES
OF
SIGNAL
NOISE
.

Are
noise
sources
(such
as
an
antenna)

installed
near
the
sensorharness?

Install
the
noise
sources
apartfromthe
sensor

harness
.

No
:
Go
to
step
10L5
.

124

4-4d
[TIoL9]
BRAKES
[ABS
5
.31
TYPE]

10
.
Diagnostics
Chart
with
Select
Monitor

G4M0700I

G4M0701
I

10L9
I
CHECK
INSTALLATION
OFTONE
WHEEL
.

Tightening
torque
:

13
f
3
N~m
(1
.3
f
0
.3
kg-m,
9
f
2
.2
ft-Ib)

CHECK
:
Are
thetone
wheel
installation
bolts
tight-

ened
securely?

vES
:
Go
to
step
10L10
.

No
:
Tighten
tone
wheel
installation
bolts
securely
.
1
10L10
I
CHECK
ABS
SENSOR
GAP
.

Measure
tone
wheel
to
pole
piece
gap
over
entire
perim-

eter
of
the
wheel
.

CHECK
;
Is
the
gap
within
the
specifications
shown
in

the
following
table?

Front
wheel
Rear
wheel

Specifications
0
.9
-
1
.4
mm

(0
.035
-
0
.055
in)

0
.7
-
1
.2
mm

(0
.028
-
0
.047
in)

vES
:
Go
to
step
10L11
.

No
:
Adjust
the
gap
.

NOTE
:

Adjustthe
gap
using
spacer
(Part
No
.
26755AA000)
.
If

spacers
cannot
correct
the
gap,
replace
worn
sensor
or

worn
tone
wheel
.
1
10L11
I
CHECK
OSCILLOSCOPE
.
I

CHECK
;
Is
an
oscilloscopeavailable?

,rES
:
Go
to
step
10L12
.

No
:
Go
to
step
10L13
.

1
10L12
I
CHECK
ABS
SENSOR
SIGNAL
.

1)
Raise
all
four
wheels
of
ground
.

2)
Turn
ignition
switch
OFF
.

3)
Connect
the
oscilloscope
to
the
connector
(F1)
or
con-

nector
(B100)
in
accordance
with
trouble
code
.

4)
Turn
ignition
switch
ON
.

126

t
Sensorgap
Sensorgap

4-4d
[T1onno]
BRAKES
[ABS
5
.3i
TYPE]

10
.
Diagnostics
Chart
withSelect
Monitor

D
"
NEW
29

EITHER
.
SS

(FBI)

SOFT

84M0952
J

M
:
TROUBLE
CODE
29
EITHER
.
SS
SOFT

-
ABNORMAL
ABS
SENSOR
SIGNAL
(ANY

ONE
OF
FOUR)
-

DIAGNOSIS
:

"
Faulty
ABS
sensor
signal
(noise,
irregular
signal,
etc
.)

"
Faulty
tone
wheel

"
Wheels
turning
freely
for
a
long
time

TROUBLE
SYMPTOM
:

9
ABS
does
not
operate
.

WIRING
DIAGRAM
:

F19

ABS
control
module
and
hydraulic
control
unit

OUTBACK
withsteproof
model

(2D(E)(~D
QD

rll~9
No"111

100
--------
Front
ABS

F

V

----------

;
sensorl-H
LjJF

---

----------
Front
ABS

Twisted

-----
sensor
RH

wire
Ft
Pt
OO

RearABS
--~
sensor
LH

Twisted
wire

Rear
ABS
41
4
.
sensor
RH

P8

r----------------
I
OUTBACK
with
steproof
model
IIII
O~
I

RearABS
sensorLH

j
~
Rear
ABS
j
sensor
RH

I
~
I
L---------------J

Ft
8100

1121
3
1
10
45
78

f49

123456789101112131415
16171819
20
2122
23
2425
26
2728293031

B4M1238

132

4-4d
[rionns1
BRAKES
[ABS
5
.31
TYPE]
10
.
Diagnostics
Chart
withSelect
Monitor

G4M0700
I

G4M0701
I

1
101111116
I
CHECK
INSTALLATION
OF
TONE
WHEEL
.

Tightening
torque
:

13
±
3
N~m
(1.3
f
0
.3
kg-m,
9
±
2
.2
ft-Ib)

CHECK
:
Are
thetone
wheel
installation
bolts
tight-

ened
securely?

,rES
:
Go
to
step
10M7
.

No
:
Tightentone
wheel
installation
bolts
securely
.

CHECK
ABS
SENSOR
GAP
.

Measure
tone
wheel
to
pole
piece
gap
over
entire
perim-

eterof
the
wheel
.

CHECK
:
Is
the
gap
within
the
specifications
shown
in

the
following
fable?

Front
wheel
Rear
wheel

Specifications
0
.9
-
1
.4
mm

(0
.035
-
0
.055
in)

0
.7
-
1
.2
mm

(0
.028
-
0
.047
in)

Go
tostep
10M8
.

No
:
Adjustthe
gap
.

NOTE
:

Adjustthe
gap
using
spacer
(Part
No
.
26755AA000)
.
If

spacers
cannot
correct
the
gap,
replace
worn
sensor
or

worn
tone
wheel
.

1111011111118
1
CHECK
OSCILLOSCOPE
.
I

i
CHECK
:
Is
an
oscilloscope
available?

Go
to
step
10M9
.

No
:
Go
to
step
10M10
.

10M9
CHECK
ABS
SENSOR
SIGNAL
.

1)
Raise
all
four
wheels
of
ground
.

2)
Turn
ignition
switch
OFF
.

3)
Connect
the
oscilloscope
to
the
connector
(F1)
or
con

nector
(B100)
in
accordance
with
trouble
code
.

4)
Turn
ignition
switch
ON
.

134

Sensor
gap

Sensor
gap