display SUBARU LEGACY 1996 Service User Guide

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[rscaoi
2-7

3
.
Diagnosis
System

LEDNo
.
Signal
name
Display

--

2
AEC
signal
EC

3
EAM
signal
AM

4
AEB
signal
EB

5
-
-

6
AET
signal
ET

Engine
torque
control

signal
TR

a
-
-

9
--

0~
--
-
EC
AM
EB
-

ET
TR
---

LED
No
.
Signal
name
Display

1
--

2
--

3
-
-

4
-
-

5
--

s
--

Pressure
sources

switching
solenoid
valve

8
--

9
--

0
-
-

-
BR
-
-
-

mmmmm

39
.
FUNCTION
MODE
:
FA2

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LED
No
.
2
ECM
entered
the
AEC
signal
emitted
from

TCS
C/M
.

LED
No
.
3
EAM
signal
goes
out
.

LED
No
.
4
ECM
entered
the
AEB
signal
emitted
from

TCS
C/M
.

LED
No
.
6
ECM
entered
the
AET
signal
emitted
from

TCS
C/M
.

LEDNo
.
7
ECM
entered
the
torque
control
signal
emit-

ted
from
TCM
.

40
.
FUNCTION
MODE
:
FA3

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LEDNo
.
7
Pressure
sources
switchingsolenoid
valve
is
in
function
.

NOTE
:

When
LED
No
.
7
blinks
with
the
test
mode
connector
connected
and
the
ignition
switch
turned
to
ON,
the
cor-

responding
part
is
functioning
properly
.

29

2-7
[T3C41]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

3
.
Diagnosis
System

LED
No
.
Signal
name
Display

1
Catalyst
CA

2
EGR
system
E1

California
model

identification
signal
FC

4
--

5
--

s
--
--

8
Rear
oxygen
sensor
signal
OR

9Front
oxygen
sensor
signal
02

o
-
1

CA
E1
FC
--
--
OR
02
-

LEDNo
.
Signal
name
Display

1
--

2
--

3
--

4
--

5
--

s
--

7
EGR
solenoid
valve
ER

8
--

9
--

~1
-
I
-
1

-
ER
--
-

ooaoo
00000

41
.
FUNCTION
MODE
:
FA4

-
ON
<-->
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LED
No
.
1
Diagnosis
of
catalyzer
is
finished
.

LED
No
.
2Diagnosis
of
EGR
system
is
finished
.

LED
No
.
3
Vehicle
is
except
California
model
.

LED
No
.
8
Rear
oxygen
sensor
mixture
ratio
is
rich
.

LED
No
.
9
Front
oxygen
sensor
mixture
ratio
is
rich
.

42
.
FUNCTION
MODE
:
FA5

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LED
No
.
7
EGR
solenoid
valve
is
in
function
.

NOTE
:

When
LEDNo
.
7
blinks
with
the
test
mode
connector

connected
and
the
ignition
switch
turned
to
ON,
the
cor-

responding
part
is
functioning
properly
.

30

ON-BOARD
DIAGNOSTICS
11
SYSTEM
[T3C45]
2-7

3
.
Diagnosis
System

43
.
FB
MODE
FOR
ENGINE

Function
mode
AbbreviationContentsContents
of
display
Page

On-board
diagnostics
Current
trouble
code
indicated
by

FBOINSPECT
(Inspection)
on-board
diagnostics
after
clear
mem-
[T3E1]*2

ory
.

FB1
OBD
On-board
diagnostics
Current
trouble
code
indicated
by
14
(Read
data)
on-board
diagnostics
.

LOAD-F
Load
data

TW-F
Engine
coolant
temper-

aturesignal

ALPH-F
Throttleposition
signal
*
Freeze
frame
data

FB2
KBLR-F
Long
term
fuel
trim
*
Data
stored
at
the
time
of
trouble
15

Intake
manifold
abso-
occurrence,
is
shownon
display
.
MANI-F
lute
pressure
signal

EREV-F
Engine
speed
signal

VSP-F
Vehicle
speed
signal

QA-F
(P0100)
Mass
air
flow
signal

PS-F
(P0105)
Pressure
signal

PR-F
(P0106)
Pressure
signal

TW-r
(P0115)
Engine
coolant
temper-

ature
signal

THV-F
(P0120)
Throttleposition
signal

EGR
(P0403)
EGR
control
solenoid
,
Freeze
frame
data

FB3
valve
signal
9
Data
stored
at
the
time
of
trouble16

CPC
(P0443)
Purge
control
solenoid
occurrence,
is
shown
on
display
.
valve
signal

STSW
(P1100)
Start
switch
signal

Pressure
sources

BR1
(P1102)
switching
solenoid

valve
signal

FAN1
(P1500)
Radiator
fan
relay
1

signal

44
.
FC
MODE
FOR
ENGINE

Function
mode
Abbreviation
ContentsContents
of
display
Page

FCO
MEMORY
CLR
Back-up
memory
clear
Function
of
clearing
trouble
code
[T3D1]*2
stored
in
memory
.

45
.
FD
MODE
FOR
ENGINE

Function
mode
Abbreviation
ContentsContents
of
display
Page

FD01
FUEL
PUMP

FD02
CPCSOL
Function
of
checking
operation
offuel

FD03
RAD
FAN
Compulsory
valve
pump
relay,
purge
control
solenoid

A/C
ll
di
tf
l
39
FD04
A/C
RELAY
operation
check
an
re
revave,
ra
a
or
ay,
ay,

EGR
control
solenoid
valve
and
pres-

FD05
EGR
SOL
sure
sources
switching
valve
.

FD10
BR
SOL

NOTE
:

Because
valve
is
not
installed,
FD06,
FD07,
FD08,
FD09
and
FD11
will
be
displayed
but
non-functional
.

31

2-7
[T3C46]
ON-BOARD
DIAGNOSTICS
11
SYSTEM

3
.
Diagnosis
System

SELECT
SYSTEM

EGi
Y
:O,N
:/

l
1/1

SELECT
SYSTEM

AT
Y
:O,N
:/

H2M1150

SELECT
SYSTEM

AT
Y
:O,N
:/

1101

H2M1151I

OO
0FU0
,o

C
D
EFT

s
s
c,
s1

0
C3
fill
[1-11
FEJ
4567
i

DFE1
D
FE
1D

~~00

SUeARU
G3M0152I

46
.
READ
CURRENT
DATA
SHOWN
ON
DISPLAY
FOR

AT
.
(FUNCTION
MODE)

1)
Select
AT
mode
using
function
key
.

Press
thefunction
key
[/],
and
change
to
AT
mode
.

2)
Press
the
function
key
[0]
.

3)
Designate
mode
using
function
key
.

Refer
to
"READ
DATA
FUNCTION
KEY
LIST
FOR
AT"
3-2

[T3C6]*2
.

(Example
:
Press
[F][0]
[2]
[ENT]
in
that
order
.)

4)
Ensure
data
of
input
or
output
signal
is
shown
.

r

32

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[73c471
2-7

3
.
Diagnosis
System

47
.
READDATA
FUNCTION
KEY
LIST
FOR
AT

Function
mode
Contents
Abbr
.
Unit

F00
Mode
display
--

F01Battery
voltage
VB
V

F02
Vehicle
speed
sensor
1
VSP1
m/h

F03
Vehicle
speed
sensor
1
VSP1
km/h

F04
Vehicle
speed
sensor
2
VSP2
m/h

F05
Vehicle
speed
sensor
2
VSP2
km/h

F06
Engine
speed
EREV
rpm

F07
ATF
temperature
sensor
ATFT
deg
F

F08
ATF
temperature
sensor
ATFTdeg
C

F09
Throttleposition
sensor
THV
V

F10
Gear
position
GEAR
-

F11
Linepressureduty
PLDTY

F12
Lock-up
duty
LUDTY

F13
AWD
duty
4WDTY

F14
Throttleposition
sensor
power
supply
THVCC
V

F15
Mass
air
flow
sensor
~
AFM
~
V

33

2-7
[T3C48]
ON-BOARD
DIAGNOSTICS
II
SYSTEM
3
.
Diagnosis
System

E-4AT
(F00)

4WD
1993

G3M0723

Probable
cause
(if
outside"specifieddata")
48
.
FUNCTION
MODE
:
F00

-
MODE
DISPLAY
-

SPECIFIED
DATA
:

Data
at
the
left
shouldbe
indicated
.

1
.
Communication
failure
(1)
Check
loose
or
poor
connectors,
or
(No
communication
method
can
be
confirmed

with
power
ON
.)
(2)

shortcircuit
.

Check
type
of
cartridge
.

2
.
Vehicle
types
cannot
be
identified
(due
to

communication
failure)
.

VB
(F01)

12
.7
V

OBD0673

1
.
Battery

1
2
.
Charging
system

Check
improper
cartridge
.
Replace
with
proper
one
.

49
.
FUNCTION
MODE
:
F01

-
BATTERY
VOLTAGE
(VB)
-

CONDITION
:

(1)
Ignition
switch
ON

(2)
Engine
idling
after
warm-up

SPECIFIED
DATA
:

(1)
12±1
V

(2)
13
±
1
V

Check
battery
voltage
and
specific
gravity
of

electrolyte
.

(1)
I
Measure
regulatingvoltage
under
no
loads
.

(2)
Check
generator
(as
asingle
unit)
.

34

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T3C61]
2-7

3
.
Diagnosis
System

LED
No
.
Signal
name
Display

1
FWD
switch
FF

2
Kick-down
switch
KD

3
-
-

4
-
-

5
Brake
switch
BR

6
ABS
switch
AB

7
Cruise
control
set
CR

8
Power
switch
PW

9
--
-

I
10
-
I
-

FF
KD
--
BR
ABCR
PW
--

10

LEDNo
.
Signal
name
Display

1
N/P
range
switch
NP

2
R
range
switch
RR

3
D
range
switch
RD

43
range
switch
R3

52
range
switch
R2

6
1
range
switch
R1

7
Diagnosis
switch
SS

s
--

s
-
-

10
-
-

NPRRRDR3
R2
R1
SS
---

oaaoo

0000
,o

60
.
FUNCTION
MODE
:
FAO

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LED
No
.
1
Fuse
is
installed
in
FWD
switch
.

LED
No
.
2
Kick-down
switch
is
turned
ON
.
(Not

equipped)

LED
No
.
5
Brake
pedal
is
depressed
.

LED
No
.
6
ABS
signal
is
entered
.

LED
No
.
7
Cruise
control
is
set
.

LED
No
.
8
Power
switch
is
turned
ON
.
(Not
equipped)

61
.
FUNCTION
MODE
:
FA1

-
ON
H
OFF
SIGNAL
-

Requirement
for
LED
"ON"
.

LED
No
.
1
"N"
or
"P"
range
is
selected
.

LED
No
.
2"R"
range
is
selected
.

LED
No
.
3
"D"
range
is
selected
.

LEDNo
.
4
"3"
range
is
selected
.

LEDNo
.
5
"2"
range
is
selected
.

LEDNo
.
6
"1"
range
is
selected
.

LEDNo
.
7
Diagnosis
connector
is
connected
.

37

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T3F1]
2-7

3
.
Diagnosis
System

SELECT
SYSTEM

EGi
Y
:O,N
:/

~
101

H2M
1149
I

0000
~o

a~a~o
e
sA
e1

n
F03
1-01
Fol
0
4567
/

Fol
FE-11
0
F-01
no
0
23
ENT

F

F

0100on
10-1

SuBARU
G3MO152]

EGR
SOL
(
FD
05
)

O
:Y
1
:N

82M0650

(2)
Open
the
cover
and
connect
Subaru
select
moni-

tor
to
data
link
connector
located
in
the
lower
portion

of
the
instrument
panel(on
the
driver's
side),
to
the

lower
cover
.

CAUTION
:

Do
not
connect
scan
tools
except
for
Subaru
select
mon-

itor
and
OBD-II
general
scan
tool
.

6)
Turn
ignition
switch
to
ON
(engine
OFF)
and
Subaru

select
monitor
switch
to
ON
.

7)
Select
engine
mode
using
function
key
.

Press
thefunction
key
[0]
.

8)
Designate
mode
using
function
key
.

Refer
to
"6
.
READDATA
FUNCTIONKEY
LIST
FOR

ENGINE"
2-7
[T3C6]*4
.

(Example
:
Press
[F]
[D]
[0][5]
[ENT]
in
that
order
.)

9)
Ensure
displayed
message
.

41

2-7
[T3G1]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

3
.
Diagnosis
System

EGR
SOL
(FDOS)

OX
IN

1
[0],
[ENT]

BMW
I

EGR
SOL
(FDOS)

*CHK*
O
:Y
1
:N

82M0652

EGR
SOL
(FDOS)

OX
1N

1
[1],
[ENT]

82M0653
I

EGR
SOL(FDOS)

END
OF
CHECK

1996
(F00)

-2
.2
SOHC

BMW

10)
Press
thefunction
key
.

(1)
When
executing,
press
the
function
key
[0]
.

NOTE
.

When
in
compulsory
valve
operation
check
mode
the

monitor
indicates
the
execution
of
valve
check
on
display
.

(2)
When
not
executing
or
stopping
the
compulsory

valve
checkmode,
press
thefunction
key
[1]
.

11)
When
compulsory
valve
operation
check
mode
is

exited
or
check
completed,
the
monitor
indicates
the
com-

pletion
of
compulsory
valve
operation
check
on
the

display,
and
automatically
returns
to
the
initial
mode

(FUNCTION
MODE
:
F00)
.

G
:
FINISHING
DIAGNOSIS
OPERATION

1
.
SUBARU
SELECT
MONITOR

1)
Disconnect
test
mode
connector
at
the
lower
portion
of

instrument
panel
(onthe
driver's
side),
to
the
side
of
the
center
console
box
.

2)
Turn
Subaru
select
monitor
switch
and
ignition
switch

to
OFF
.

3)
Disconnect
Subaru
select
monitorfrom
its
data
link

connector
.

42

2_7
[T501]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

5
.
Specified
Data

5
.
Specified
Data

1
.
ENGINE
CONTROLMODULE
(ECM)
I/O
SIGNAL

++u++u++u++u
++~~
++++

1
1
0

to
B84

9
11
1
8
1
7
11
6
1
5
1
1
4
1
3
1
U

44
4
8
7
7525B8584
161
u1
1

4443~
2
~
$Q
7$
9
~
8~
7
~

u
1
11
u
1
9
u

7
33
3231

6~
5
1

u
8
7

322

7
u
6
5
2222

43251
0
u

2

4
32
1

2121
11

6

OBD0092A

Signal
(V)

Content
Connector
Terminal
Ignition
SW
ON
Note
No
.
No
.
Engine
ON
(Idling)
(Engine
OFF)

Crankshaft
Signal
(+)884
8
0
-7-
+7
Sensor
output
waveform

position
Signal
(-)
B84
29
00
-

sensor
Shield
B84
54
00
-

Camshaft
Signal
(+)B84
70
-7-
+7
Sensor
output
waveform

position
Signal
(-)
B84
28
0
0
-

sensor
Shield
B84
5400
-

Mass
air
Signal
B84
5
0-0
.3
0
.8-
1.2
-

flow
Shield
B84
5700
-

sensor
GND
B84
2000
-

Fully
closed
:
0
.2
-
1
.0

Throttle
Signal
B84
6
Fully
opened
:
4
.2
-
4
.7

position
Power
B84
21
55
-
sensor
supply

GND
B84
2000
-

Front
Signal
B84
230
0-0
.9
-
oxygen

sensor
Shield
B84
56
00
-

Rear
Signal
B84
240
0-0
.9
-
oxygen

sensor
Shield
B84
56
0
0
-

Engine
coolant
BS4
22
1
.0-1
.41
.0-1
.4
After
warm-up
re
sensor
temperature

"5"
and
"0"
are
repeatedly
speed
sensor
B84
830or50or5
displayed
when
vehicle
is

driven
.

165
u
1
1
u
2
11
uuuuu2
1

7
3
333
31
3
2
2
22
2
2
2
2
21
1
1
1
7
4
2
1

44