1997 SUBARU LEGACY Service Repair Manual

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Page 209 of 3342

SUBARU LEGACY 1997 Service Repair Manual
4-4d
[TIoAJo]
BRAKES
[ABS
5
.31
TYPE]
10
.
Diagnostics
Chart
withSelect
Monitor

D
"
NEW
56
(FBI)

G
SENSOR
STICK

84M0813
I

AJ
:
TROUBLE
CODE
56
G
SENSOR
STICK

-
G
SENSOROUTPUT
IS
STUCK
-

DIA

Page 210 of 3342

SUBARU LEGACY 1997 Service Repair Manual
BRAKES
[ABS
5
.3i
TYPE]
[T10AJ4]
4-4d

10
.
Diagnostics
Chart
with
Select
Monitor

G-SENS
(F
10)

2
.30
v

B4M0927
I

Front

r

0

B4M0917A

0

Front

a
B4M0918A

I10AJ1
CHECK
(
TURN
NG

LL
FOUR
WHEE

Page 211 of 3342

SUBARU LEGACY 1997 Service Repair Manual
4-4d
(TyoAJs1
BRAKES
[ABS
5
.31
TYPE]
10
.
Diagnostics
Chart
with
Select
Monitor

1

E

1
21314151617181911011111211311411
JIS671
191201211221
1
23
1
24
1
25
1
26
75129136131
.1
.

-

1

2
t-
94M1261

Page 212 of 3342

$SUBARU LEGACY 1997 Service Repair Manual BRAKES [ABS 5 .31 TYPE] [T10AJ11] 4-4d 10 . Diagnostics Chart withSelect Monitor B4M0915 Front \ 0 84M0917A 0 Front r -- B4M0918A 1 10AJ9 I CHECKG SENSOR . 1) Remove console box . 2) Remo$

Page 213 of 3342

SUBARU LEGACY 1997 Service Repair Manual
4-4d
[T1oAJ12]
BRAKES
[ABS
5
.31
TYPE]

10
.
Diagnostics
Chart
withSelect
Monitor

[
-k-
VO
J12
I
CHECK
ABSCM&H/U
.

1)
Turn
ignition
switch
to
OFF
.

2)
Connect
all
connectors
.

3)
Erasethe
memory

Page 214 of 3342

SUBARU LEGACY 1997 Service Repair Manual
BRAKES
[ABS
5
.31
TYPE]
[T11A0]
4-4d

11
.
General
Diagnostics
Table

11
.
General
Diagnostics
Table

A
:
SYMPTOMSAND
PROBABLE
CAUSES

Symptom
Probable
faulty
units/parts

9
ABSCM&H/U
(solenoid
valve

BRAKES
[ABS
5
.31
TYPE]
[T11A0]
4-4d

11
.
General
Diagnostics
Table

11
.
General
Diagnostics
Table

A
:
SYMPTOMSAND
PROBABLE
CAUSES

Symptom
Probable
faulty
units/parts

9
ABSCM&H/U
(solenoid
valve)
e
ABS
sensor
e
Brake
(caliper
&
piston,
pads)
Vehicle
pulls
to
either
side
.
*
Wheel
alignment
e
Tire
specifications,
tire
wear
and
air
pressures
9
Incorrect
wiringorpiping
connections
Vehicle
instability
during
braking
9Road
surface(uneven,
camber)

e
ABSCM&H/U
(solenoid
valve)
e
ABS
sensor
Vehicle
spins
.
*
Brake
(pads)
9
Tire
specifications,
tire
wear
and
air
pressures
9
Incorrect
wiring
orpiping
connections

9
ABSCM&H/U
(solenoid
valve)
Brake
(pads)
Long
braking/stopping
distance
*
Air
in
brake
line
9Tire
specifications,
tire
wear
and
air
pressures
a
Incorrect
wiringor
piping
connections

9
ABSCM&H/U
(solenoid
valve,
motor)
Wheel
locks
.
*
ABS
sensor
*
Incorrect
wiringorpiping
connections

9
ABSCM&H/U
(solenoidvalve)9
ABS
sensor
Master
cylinder
Brake
dragging
*
Brake
(caliper
8
piston)
Parking
brake
Poor
braking
*
Axle
&
wheels
Brake
pedal
play

Long
brake
pedal
stroke
9
Air
in
brake
line
Brake
pedal
play

*
Suspension
play
or
fatigue
(reduced
damping)
Vehicle
pitching
*
Incorrect
wiring
or
piping
connections
Road
surface
(uneven)

9
ABSCM&H/U
(solenoid
valve)
9
ABS
sensor

Unstable
or
uneven
braking
~
Brake
(caliper
&
piston,
pads)
~Tire
specifications,
tire
wear
and
air
pressures
e
Incorrect
wiring
orpiping
connections
*
Road
surface
(uneven)

Excessive
pedal
vibration
*
Incorrect
wiring
or
piping
connections
Road
surface
(uneven)

*
ABSCM&H/U
(mount
bushing)
Noise
from
ABSCM&H/U
*
ABS
sensor
Brake
piping

a
RBSCM&
H/U
(mount
bushing)
e
ABS
sensor

Vibration
and/or
noise
(while
*
Master
cylinder

driving
on
slippery
roads)
Noise
from
front
of
vehiclee
Brake
(caliper
&
piston,
pads,
rotor)
Brake
piping
e
Brake
booster
&
check
valve
*
Suspension
playor
fatigue

e
ABS
sensor
a
Brake
(caliper
&
piston,
pads,
rotor)
Noise
from
rear
of
vehicle
9
Parking
brake
Brake
piping
e
Suspension
playor
fatigue

209

Page 215 of 3342

SUBARU LEGACY 1997 Service Repair Manual
4-4d
[T»B1]
BRAKES
[ABS
5
.3i
TYPE]

11
.
General
Diagnostics
Table

B
:
CHECKING
THE
HYDRAULIC
UNIT

OPERATION

11
B7
PREPARING
THE
BRAKE
TESTER
.

CHECK
;
Is
the
brake
tester
available?

ves
:
CHE

Page 216 of 3342

SUBARU LEGACY 1997 Service Repair Manual 6-3
[113soa1
WIRING
DIAGRAM

6
.
Wiring
Diagram

6
.
Wiring
Diagram
4
.
ANTI-LOCK
BRAKE
SYSTEM

CombinationStop
light
To
Power
Supply
Routing
meter
switch

FB-5
SBF-6FB-35FB-22FB-30FB-20
ABS
indicator

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