Subaru Legacy 2004 Service Manual page 3076

Step
4 PERFORM DIAGNOSIS.
1) Refer to "List of Diagnostic Trouble Code
(DTC)".
NOTE:
For the DTC list, refer to "List of Diagnostic
Trouble Code (DTC)". <Ref. to VDC(diag)-37,
LIST, List of Diagnostic Trouble Code (DTC).>
2) Fix the wrong part.
3) Perform the clear memory mode. <Ref. to
VDC(diag)-24, OPERATION, Clear Memory
Mode.>
4) Perform the inspection mode. <Ref. to
VDC(diag)-23, PROCEDURE, Inspection
Mode.>
5) Read the DTC. <Ref. to VDC(diag)-22,
OPERATION, Read Diagnostic Trouble Code
(DTC).>
Basic Diagnostic Procedure
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)
Is DTC displayed?
VDC(diag)-3
Check Yes
Repeat step 4 until
DTC is not shown.
No
Finish the diagno-
sis.