Subaru LEGACY 2003 Service Manual page 39

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
Step
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:
Is the measured value less than the speci-
fied value?
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:
Is the measured value less than the speci-
fied value?
3 CHECK POOR CONTACT IN ABSCM&H/U
CONNECTOR.
Is there poor contact in ABSCM&H/U connec-
tor?
Value
0.5 Ω
0.5 Ω
There is no poor contact.
ABS-37
ABS (DIAGNOSTICS)
Yes
Go to step 2. Repair diagnosis
terminal harness.
Go to step 3. Repair harness
connector
between
ABSCM&H/U and
diagnosis connec-
tor.
Repair connector. Replace
ABSCM&H/U.
<Ref. to ABS-6,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
No