Subaru Legacy 2002 Service Manual page 2338

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
No.
1 CHECK DIAGNOSIS TERMINAL.
1) Turn ignition switch to OFF.
2) Measure resistance between diagnosis ter-
minals (B81) and chassis ground.
Terminals
Diagnosis terminal (A) — Chassis
ground:
Diagnosis terminal (B) — Chassis
ground:
2 CHECK DIAGNOSIS LINE.
1) Turn ignition switch to OFF.
2) Connect diagnosis terminal (B81) to diag-
nosis connector (B82) No. 8.
3) Disconnect connector from ABSCM&H/U.
4) Measure resistance between ABSCM&H/U
connector and chassis ground.
Connector & terminal
(F49) No. 4 — Chassis ground:
3 CHECK POOR CONTACT IN ABSCM&H/U
CONNECTOR.
Step
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-37
Check Yes
Go to step 2.
Go to step 3.
Repair connector.
ABS (Diagnostics)
No
Repair diagnosis
terminal harness.
Repair harness
connector
between
ABSCM&H/U and
diagnosis connec-
tor.
Replace
ABSCM&H/U.
<Ref. to ABS-6,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>