1996 SUBARU LEGACY Service Repair Manual

Page 113 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2-7
[T11AH0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

AH
:
DTC
P0505

-
IDLE
CONTROL
SYSTEM
MALFUNCTION

(ISC)
-

WIRING
DIAGRAM
:

Main
relay
0
0

B47
SBF-2

822
O
E7

Page 114 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
11
SYSTEM
[T11A10]2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AI
:
DTC
P0506

-
IDLE
CONTROL
SYSTEM
RPM
LOWER

THAN
EXPECTED
(ISC
-
L)
-

NOTE
:

For
the
diagnostic
procedure

Page 115 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
2-7
[T11AJ0]
ON-BOARD
DIAGNOSTICS
11
SYSTEM

11
.
Diagnostics
Chart
with
Trouble
Code

AJ
:
DTC
P0507

-
IDLE
CONTROL
SYSTEM
RPM
HIGHER

THAN
EXPECTED
(ISC
-
H)
-

NOTE
:

For
the
diagnostic
procedur

Page 116 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[rIyaKOl
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AK
:
DTC
P0600

-
SERIAL
COMMUNICATION
LINK

MALFUNCTION
-

WIRING
DIAGRAM
:

(To
Suberuselect
monitor
&
OBD-II

Page 117 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
2
.7
[T11AL0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM
11
.
Diagnostics
Chart
with
Trouble
Code

AL
:
DTC
P0601

-
INTERNAL
CONTROL
MODULE
MEMORY

CHECK
SUM
ERROR
(RAM)
-

WIRING
DIAGRAM
:

Main
rela
y
0
0

B4

Page 118 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T11AM0]
2-7

11
.
Diagnostics
Chart
with
Trouble
Code

AM
:
DTC
P0703

-
BRAKE
SWITCH
INPUT
MALFUNCTION

(ATBRK)
-

WIRING
DIAGRAM
:

BS6

No
.
12
SBF-3
FL
1
.
25BTCM

Page 119 of 2890

SUBARU LEGACY 1996  Service Repair Manual 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
:

Page 120 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
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
:
B5