Subaru Impreza 2002 Service Manual page 2810

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
Step
8 CHECK GROUND CIRCUIT OF ABSCM&H/U.
Measure the resistance between ABSCM&H/U
and chassis ground.
Connector & terminal
LHD: (B301) No. 23 — Chassis ground:
RHD: (F49) No. 23 — Chassis ground:
9 CHECK WIRING HARNESS.
Measure the resistance between connector
(B37) and chassis ground.
Connector & terminal
LHD: (B37) No. 2 and No. 4 — Chassis
ground:
RHD: (B37) No. 1 and No. 3 — Chassis
ground:
10 CHECK POOR CONTACT IN CONNECTORS.
Turn the ignition switch to OFF.
Check
Is the resistance less than 0.5
Ω?
Is the resistance less than 0.5
Ω?
Is there poor contact in con-
nectors between combination
meter and ABSCM&H/U?
ABS-31
ABS (DIAGNOSTICS)
Yes
Go to step 9. Repair the
ABSCM&H/U
ground harness.
Go to step 10. Repair the har-
ness/connector.
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