Subaru Legacy 2004 Service Manual page 1290

ENGINE (DIAGNOSTICS)
EN(H4DOTC)(diag)
1. Basic Diagnostic Procedure ........................................................................2
2. Check List for Interview...............................................................................3
3. General Description ....................................................................................5
4. Electrical Component Location ...................................................................8
5. Engine Control Module (ECM) I/O Signal .................................................15
6. Engine Condition Data ..............................................................................19
7. Data Link Connector .................................................................................20
8. Subaru Select Monitor...............................................................................21
9. Read Diagnostic Trouble Code (DTC) ......................................................27
10. Inspection Mode........................................................................................28
11. Clear Memory Mode..................................................................................30
12. Compulsory Valve Operation Check Mode ...............................................31
13. Malfunction Indicator Light ........................................................................33
14. Diagnostics for Engine Starting Failure.....................................................42
15. List of Diagnostic Trouble Code (DTC) .....................................................55
16. Diagnostic Procedure with Diagnostic Trouble Code (DTC) .....................60
17. General Diagnostic Table........................................................................202
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