Subaru Impreza 2003 Service Manual page 2382

DIAGNOSTICS PROCEDURE WITHOUT DIAGNOSTIC TROUBLE CODE (DTC)
ABS (DIAGNOSTICS)
Step
2 CHECK DIAGNOSIS LINE.
1)Connect the Ground terminal (B81) to diag-
nosis 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 there poor contact in
ABSCM&H/U connector?
ABS-42
Yes
Go to step 3. Repair the har-
ness connector
between
ABSCM&H/U and
diagnosis connec-
tor.
Repair the con- Replace the
nector. ABSCM&H/U.
<Ref. to ABS-7,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
No