Subaru Forester 2004 Service Manual page 108

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Diagnostics Procedure with Diagnostic Trouble Code (DTC)
Step
12
CHECK BATTERY SHORT OF HARNESS.
Measure the voltage between ABSCM&H/U
connector and chassis ground.
Connector & terminal
DTC 21
LHD: (B301) No. 11 (+) — Chassis
ground (
):
RHD: (F49) No. 11 (+) — Chassis ground
(
):
DTC 23
LHD: (B301) No. 9 (+) — Chassis ground
(
):
RHD: (F49) No. 9 (+) — Chassis ground
(
):
DTC 25
LHD: (B301) No. 14 (+) — Chassis
ground (
):
RHD: (F49) No. 14 (+) — Chassis ground
(
):
DTC 27
LHD: (B301) No. 7 (+) — Chassis ground
(
):
RHD: (F49) No. 7 (+) — Chassis ground
(
):
13
CHECK BATTERY SHORT OF HARNESS.
1) Turn the ignition switch to ON.
2) Measure the voltage between ABSCM&H/
U connector and chassis ground.
Connector & terminal
DTC 21
LHD: (B301) No. 11 (+) — Chassis
ground (
):
RHD: (F49) No. 11 (+) — Chassis ground
(
):
DTC 23
LHD: (B301) No. 9 (+) — Chassis ground
(
):
RHD: (F49) No. 9 (+) — Chassis ground
(
):
DTC 25
LHD: (B301) No. 14 (+) — Chassis
ground (
):
RHD: (F49) No. 14 (+) — Chassis ground
(
):
DTC 27
LHD: (B301) No. 7 (+) — Chassis ground
(
):
RHD: (F49) No. 7 (+) — Chassis ground
(
):
14
CHECK INSTALLATION OF ABS WHEEL
SPEED SENSOR.
Check
Is the voltage less than 1 V?
Is the voltage less than 1 V?
Are the ABS wheel speed sen-
sor installation bolts tightened
33 N·m (3.4 kgf-m, 24.6 ft-lb)?
ABS-107
ABS (DIAGNOSTIC)
Yes
Go to step 13.
Repair the har-
ness between
ABSCM&H/U and
ABS wheel speed
sensor.
Go to step 14.
Repair the har-
ness between
ABSCM&H/U and
ABS wheel speed
sensor.
Go to step 15.
Tighten the ABS
wheel speed sen-
sor installation
bolts securely.
No

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