Subaru IMPREZA 2002 Service Manual page 335

-
DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR
ABS IDIAGNOSTICS)
~
Step
I
CHECK VALVE RELAY IN ABSCM&HIU.
Measure the resistance between ABSCM&H/U
terminals.
Terminals
NO. 23 (+)
-
NO. 24 (-):
2 CHECK POOR CONTACT IN CONNECTORS.
3
CHECK ABSCM&H/U.
1)Connect all connectors.
2)Erase the memory.
3)Perform the inspection mode.
4)Read out the diagnostic trouble code.
I
CHECK ANY OTHER DIAGNOSTIC TROU-
BLE CODES APPEARANCE.
Check
,s the resistance more than 1
w n ?
Is there poor contact in con-
nectors between generator,
battery and ABSCM&H/U?
Is the same diagnostic trouble
code as in the current diagno-
sis still being output?
Are other diagnostic trouble
codes being output?
~~
Yes
Go to step 2.
Repair the con-
nector.
Replace the
ABSCM&H/U.
<Ref. to ABS-7,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
Proceed with the
diagnosis corre-
sponding to the
diagnostic trouble
code.
No
3eplace the
4BSCM&H/U.
:Ref. to ABS-7,
9BS Control Mod-
Jle and Hydraulic
Zontrol Unit
:ABSCM&H/U).>
30 to step 3 .
30 to step 4.
A temporary poor
contact.
ABS-I 49