Subaru IMPREZA 2002 Service Manual page 225

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
ABS (DIAGNOSTICS)
Repair the con-
nector.
Step
1 CHECK DIAGNOSIS TERMINAL.
1)Turn the ignition switch to OFF.
2)Measure the resistance between diagnosis
terminals (881) and chassis ground.
Terminals
Diagnosis terminal (A)
-
Chassis
ground:
Diagnosis terminal (B)
-
Chassis
ground:
2
CHECK DIAGNOSIS LINE.
1)Turn the ignition switch to OFF.
2)Connect the diagnosis terminal (B81) to
diagnosis connector (B82) No. 6.
3)Disconnect the connector from ABSCM&
HIU.
4)Measure the resistance between
ABSCM&H/U connector and chassis ground.
Connector
& i
terminal
(F49) No. 4
-
Chassis ground:
3
CHECK POOR CONTACT IN ABSCM&H/U
CONNECTOR.
Replace the
ABSCM&H/U.
<Ref. to ABS-7,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
Check
Is the resistance less than 0.5
n?
Is the resistance less than 0.5
Q?
Is there poor contact in
ABSCM&H/U connector?
So to step 2.
Repair the diagno-
sis terminal har-
! -
ness.
connector
between
ABSCM&H/U and
diagnosis connec-
tor.
ABS-39