Subaru Legacy 2003 - Page 5

VDC-3
VDC (DIAGNOSTICS)
BASIC DIAGNOSTIC PROCEDURE
CAUTION:
Remove foreign matter (dust, water, etc.) from the VDCCM connector during removal and installation.
NOTE:
• To check harness for broken wires or short circuits, shake it while holding it or the connector.
• When ABS and/or VDC warning light illuminates, read and record diagnostic trouble code (DTC) indicated
by ABS warning light.
4 PERFORM THE GENERAL DIAGNOSTICS.
1) Inspect using “General Diagnostics Table”.
<Ref. to VDC-275, General Diagnostic
Table.>
2) Perform the clear memory mode. <Ref. to
VDC-25, WITHOUT SUBARU SELECT
MONITOR, OPERATION, Clear Memory
Mode.>
3) Perform the inspection mode. <Ref. to
VDC-24, Inspection Mode.>
Calling up the diagnostic trouble code
(DTC). <Ref. to VDC-23, WITHOUT SUB-
ARU SELECT MONITOR, OPERATION,
Read Diagnostic Trouble Code (DTC).>
Is only the start code issued?
Only start code indicated. Complete the
diagnosis.
Go to step 5.
5 PERFORM THE DIAGNOSIS.
1) Inspect using “Diagnostics Chart with Diag-
nostic Connector”.<Ref. to VDC-33, Diag-
nostics Chart with Diagnosis Connector.>
N
O
TE:
For diagnostic trouble code (DTC) list, refer to
“List of Diagnostic Trouble Code (DTC)”. <Ref.
to VDC-27, WITHOUT SUBARU SELECT
MONITOR, LIST, List of Diagnostic Trouble
Code (DTC).>
2) Repair trouble cause.
3) Perform the clear memory mode. <Ref. to
VDC-25, WITHOUT SUBARU SELECT
MONITOR, OPERATION, Clear Memory
Mode.>
4) Perform the inspection mode. <Ref. to
VDC-24, Inspection Mode.>
5) Calling up the diagnostic trouble code
(DTC). <Ref. to VDC-23, WITHOUT SUB-
ARU SELECT MONITOR, OPERATION,
Read Diagnostic Trouble Code (DTC).>
Is only the start code issued?
Only start code indicated. Complete the
diagnosis.
Inspect using
“Diagnostics Chart
with Diagnostic
Connector”. <Ref.
to VDC-33, Diag-
nostics Chart with
Diagnosis Con-
nector.>
Step Value Yes No