Subaru Legacy 2004 Service Manual page 3492

AIRBAG SYSTEM (DIAGNOSTICS)
1. Basic Diagnostic Procedure
A: PROCEDURE
Step
1 READ DTC.
<Ref. to AB(diag)-30, Read Diagnostic Trouble
Code (DTC).>
2 READ DTC.
<Ref. to AB(diag)-30, Read Diagnostic Trouble
Code (DTC).>
3 PERFORM DIAGNOSIS.
1) Judge the possible cause from "List of
Diagnostic Trouble Code" <Ref. to AB(diag)-
37, List of Diagnostic Trouble Code (DTC).>.
2) Inspect the DTC using "List of Diagnostic
Trouble Code (DTC)".
3) Repair the trouble cause.
4) Perform the clear memory mode. <Ref. to
AB(diag)-32, Clear Memory Mode.>
5) Perform the inspection mode. <Ref. to
AB(diag)-31, Inspection Mode.>
6) Read any DTC again.
Basic Diagnostic Procedure
Is the normal code detected?
Is DTC displayed?
Is DTC displayed?
AB(diag)-2
Check Yes
Finish the diagno-
sis.
Go to step 3.
Perform the proce-
dure 1) to 5) in
step 3.
No
Go to step 2.
Go to "Airbag
Warning Light Fail-
ure". <Ref. to
AB(diag)-33, Air-
bag Warning Light
Failure.>
Finish the diagno-
sis.