Subaru Legacy 2003 Service Manual page 2888

DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR
Step
14 CHECK TONE WHEEL RUNOUT.
Measure tone wheel runout.
Is the measured value less than the specified
value?
15 CHECK RESISTANCE OF ABS SENSOR.
1) Turn ignition switch to OFF.
2) Disconnect connector from ABS sensor.
3) Measure resistance between ABS sensor
connector terminals.
Terminal
Front RH No. 1 — No. 2:
Front LH No. 1 — No. 2:
Rear RH No. 1 — No. 2:
Rear LH No. 1 — No. 2:
Is the measured value within the specified
range?
16 CHECK GROUND SHORT OF ABS SENSOR.
Measure resistance between ABS sensor and
chassis ground.
Terminal
Front RH No. 1 — Chassis ground:
Front LH No. 1 — Chassis ground:
Rear RH No. 1 — Chassis ground:
Rear LH No. 1 — Chassis ground:
Does the measured value exceed the specified
value?
17 CHECK HARNESS/CONNECTOR BETWEEN
ABSCM&H/U AND ABS SENSOR.
1) Connect connector to ABS sensor.
2) Disconnect connector from ABSCM&H/U.
3) Measure resistance at ABSCM&H/U con-
nector terminals.
Connector & terminal
DTC 22 / (F49) No. 11 — No. 12:
DTC 24 / (F49) No. 9 — No. 10:
DTC 26 / (F49) No. 14 — No. 15:
DTC 28 / (F49) No. 7 — No. 8:
Is the measured value within the specified
range?
18 CHECK GROUND SHORT OF HARNESS.
Measure resistance between ABSCM&H/U
connector and chassis ground.
Connector & terminal
DTC 22 / (F49) No. 11 — Chassis
ground:
DTC 24 / (F49) No. 9 — Chassis ground:
DTC 26 / (F49) No. 14 — Chassis
ground:
DTC 28 / (F49) No. 7 — Chassis ground:
Does the measured value exceed the specified
value?
Value
0.05 mm (0.0020 in)
1 - 1.5 kΩ
1 MΩ
1 - 1.5 kΩ
1 MΩ
ABS-97
ABS (DIAGNOSTICS)
Yes
Go to step 15. Replace tone
wheel. Front:
<Ref. to ABS-19,
Front Tone
Wheel.> Rear:
<Ref. to ABS-20,
Rear Tone
Wheel.>
Go to step 16. Replace ABS sen-
sor. Front: <Ref.
to ABS-12, Front
ABS Sensor.>
Rear: <Ref. to
ABS-15, Rear
ABS Sensor.>
Go to step 17. Replace ABS sen-
sor. Front: <Ref.
to ABS-12, Front
ABS Sensor.>
Rear: <Ref. to
ABS-15, Rear
ABS Sensor.>
Go to step 18. Repair harness/
connector
between
ABSCM&H/U and
ABS sensor.
Go to step 19. Repair harness/
connector
between
ABSCM&H/U and
ABS sensor.
No