Subaru Forester 2004 Service Manual page 45

Diagnostics Procedure without Diagnostic Trouble Code (DTC)
ABS (DIAGNOSTIC)
Step
1 CHECK GROUND TERMINAL.
1) Turn the ignition switch to OFF.
2) Measure the resistance between ground
terminals (B81) and chassis ground.
Terminals
Ground terminal (A) — Chassis ground:
Ground terminal (B) — Chassis ground:
2 CHECK DIAGNOSIS LINE.
1) Connect the diagnosis terminal (B81) to
diagnosis connector (B82) No. 6.
2) Disconnect the connector from ABSCM&
H/U.
3) Measure the resistance between
ABSCM&H/U connector and chassis ground.
Connector & terminal
LHD: (B301) No. 4 — Chassis ground:
RHD: (F49) No. 4 — Chassis ground:
3 CHECK POOR CONTACT IN ABSCM&H/U
CONNECTOR.
Check
Is the resistance less than 0.5
Ω?
Is the resistance less than 0.5
Ω?
Is there poor contact in
ABSCM&H/U connector?
ABS-44
Yes
Go to step 2. Repair the ground
terminal harness.
Go to step 3. Repair the har-
ness connector
between
ABSCM&H/U and
ground connector.
Repair the con- Replace the
nector. ABSCM only.
<Ref. to ABS-8,
ABSCM (ABS
CONTROL MOD-
ULE), REPLACE,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
No