Subaru Legacy III (2000-2003 year). Service manual — part 701
ABS-22
ABS (DIAGNOSTICS)
CLEAR MEMORY MODE
9. Clear Memory Mode
A: OPERATION
1. WITHOUT SUBARU SELECT MONITOR
1) After calling up a diagnostic trouble code (DTC),
disconnect diagnosis connector terminal 8 from di-
agnosis terminal.
2) Repeat 3 times within approx. 12 seconds; connecting and disconnecting terminal 8 and diagnosis termi-
nal for at least 0.2 seconds each time.
NOTE:
After diagnostics is completed, make sure to clear memory. Make sure only start code (11) is shown after
memory is cleared.
2. WITH SUBARU SELECT MONITOR
Refer to SUBARU SELECT MONITOR for information about how to clear diagnostic trouble codes (DTC).
<Ref. to ABS-16, Subaru Select Monitor.>
(1) Diagnosis connector
(2) Diagnosis terminal
(3) 8 terminal
(4) 5 terminal
( 1 )
( 2 )
( 3 )
( 4 )
ABS00291
ABS00117
0.2 sec
or more
0.2 sec or more
GND(Low level)
1.5 sec
12 sec or less
Terminal 8
ABS warning lamp
Diagnostic trouble code (DTC) indication mode
Memory erase mode
GND open (High level)
ABS-23
ABS (DIAGNOSTICS)
ABS WARNING LIGHT ILLUMINATION PATTERN
10.ABS Warning Light Illumination Pattern
A: INSPECTION
1) When the ABS warning light does not illuminate in accordance with this illumination pattern, there must be
an electrical malfunction.
2) When the ABS warning light remains constantly OFF, repair the ABS warning light circuit or diagnosis cir-
cuit. <Ref. to ABS-28, Diagnostics Chart with Diagnosis Connector.>
NOTE:
Even though the ABS warning light does not go out 1.5 seconds after it illuminates, the ABS system operates
normally when the warning light goes out while driving at approximately 12 km/h (7 MPH). However, the Anti-
lock brakes do not work while the ABS warning light is illuminated.
ABS00118
OFF
Ignition key switch
ABS warning light
Goes out.
Goes out.
Illuminates.
1.5 s
ON
ON
START
ABS-24
ABS (DIAGNOSTICS)
LIST OF DIAGNOSTICS TROUBLE CODE (DTC)
11.List of Diagnostics Trouble Code (DTC)
A: LIST
1. WITHOUT SUBARU SELECT MONITOR
DTC No.
Contents of diagnosis
Index No.
11
Start code
• DTC is shown after start code.
• Only start code is shown in normal condition.
—
21
Abnormal ABS sensor
(Open circuit or input
voltage too high)
Front right ABS sensor
23
Front left ABS sensor
25
Rear right ABS sensor
27
Rear left ABS sensor
22
Abnormal ABS sensor
(Abnormal ABS sensor
signal)
Front right ABS sensor
<Ref. to ABS-44, DTC 22 ABNORMAL ABS SENSOR (FRONT
RH), Diagnostics Chart with Diagnosis Connector.>
24
Front left ABS sensor
<Ref. to ABS-44, DTC 24 ABNORMAL ABS SENSOR (FRONT
LH), Diagnostics Chart with Diagnosis Connector.>
26
Rear right ABS sensor
<Ref. to ABS-44, DTC 26 ABNORMAL ABS SENSOR (REAR
RH), Diagnostics Chart with Diagnosis Connector.>
28
Rear left ABS sensor
<Ref. to ABS-46, DTC 28 ABNORMAL ABS SENSOR (REAR
LH), Diagnostics Chart with Diagnosis Connector.>
29
Any one of four
31
Abnormal solenoid
valve circuit(s) in ABS
control module and
hydraulic unit
Front right inlet valve
32
Front right outlet valve
33
Front left inlet valve
34
Front left outlet valve
35
Rear right inlet valve
36
Rear right outlet valve
37
Rear left inlet valve
38
Rear left outlet valve
ABS-25
ABS (DIAGNOSTICS)
LIST OF DIAGNOSTICS TROUBLE CODE (DTC)
2. WITH SUBARU SELECT MONITOR
41
Abnormal ABS control module
<Ref. to ABS-62, DTC 41 ABNORMAL ABS CONTROL MOD-
ULE, Diagnostics Chart with Diagnosis Connector.>
42
Source voltage is abnormal.
<Ref. to ABS-64, DTC 42 SOURCE VOLTAGE IS ABNOR-
MAL., Diagnostics Chart with Diagnosis Connector.>
44
A combination of AT control abnormal
51
Abnormal valve relay
<Ref. to ABS-70, DTC 51 ABNORMAL VALVE RELAY, Diag-
nostics Chart with Diagnosis Connector.>
52
Abnormal motor and/or motor relay
54
Abnormal stop light switch
<Ref. to ABS-74, DTC 54 ABNORMAL STOP LIGHT SWITCH,
Diagnostics Chart with Diagnosis Connector.>
56
Abnormal G sensor output voltage
DTC No.
Display screen
Contents of diagnosis
Index No.
—
Communication for ini-
tializing impossible
Select monitor commu-
nication failure
—
No trouble code
Although no diagnostic
trouble code appears
on the select monitor
display, the ABS warn-
ing light remains on.
<Ref. to ABS-83, NO TROUBLE CODE, Diagnostics Chart with
Subaru Select Monitor.>
21
Open or short circuit in
front right ABS sensor
circuit
Open or short circuit in
front right ABS sensor
circuit
22
Front right ABS sensor
abnormal signal
Front right ABS sensor
abnormal signal
23
Open or short circuit in
front left ABS sensor
circuit
Open or short circuit in
front left ABS sensor
circuit
24
Front left ABS sensor
abnormal signal
Front left ABS sensor
abnormal signal
25
Open or short circuit in
rear right ABS sensor
circuit
Open or short circuit in
rear right ABS sensor
circuit
26
Rear right ABS sensor
abnormal signal
Rear right ABS sensor
abnormal signal
27
Open or short circuit in
rear left ABS sensor cir-
cuit
Open or short circuit in
rear left ABS sensor cir-
cuit
28
Rear left ABS sensor
abnormal signal
Rear left ABS sensor
abnormal signal
29
Abnormal ABS sensor
signal on any one of
four sensor
Abnormal ABS sensor
signal on any one of
four
31
Front right inlet valve
malfunction
Front right inlet valve
malfunction
32
Front right outlet valve
malfunction
Front right outlet valve
malfunction
DTC No.
Contents of diagnosis
Index No.
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