Subaru 2004 Legacy Service Manual

8, EN(H6DO)(diag)-7 ENGINE (DIAGNOSTICS) General Description • The OBD-II diagnostics procedure is different from the usual diagnostics procedure. When trou- bleshooting OBD-II vehicles, connect Subaru Se- lect Monitor or the OBD-II general scan tool to the vehicle. 2. ENGINE AND EMISSION CONTROL…

29, EN(H6DO)(diag)-28 ENGINE (DIAGNOSTICS) Subaru Select Monitor Air conditioning switch signal A/C SW — OFF input (when OFF) Steering wheel switch signal Steering wheel SW — Hi input Starter switch signal Starter SW — OFF input Front oxygen monitor 1 Front oxygen monitor 1 — Rich Front …

9, Subaru 2004 Legacy EN(H6DO)(diag)-8 ENGINE (DIAGNOSTICS) Electrical Component Location 4. Electrical Component Location A: LOCATION 1. ENGINE • Control module • LHD model • RHD model (1) Engine control module (ECM) (3) Test mode connector (4) Data link connector (2) Malfunction indicator light (1) (4) (3) (2) …

57, EN(H6DO)(diag)-56 ENGINE (DIAGNOSTICS) Diagnostics for Engine Starting Failure C: CHECK POWER SUPPLY AND GROUND LINE OF ENGINE CONTROL MOD- ULE (ECM) CAUTION: After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H6DO)(diag)-40, OPERATION, Clear Mem…

12, EN(H6DO)(diag)-11 ENGINE (DIAGNOSTICS) Electrical Component Location EN-02479 (1) EN-02535 (2) (3) EN-00895 EN-02536 (4) (5) (5) EN-00897 EN-02537 (6) (7) EN-00899 EN-02538 (8) …

24, EN(H6DO)(diag)-23 ENGINE (DIAGNOSTICS) OBD-II General Scan Tool 8. OBD-II General Scan Tool A: OPERATION 1. HOW TO USE OBD-II GENERAL SCAN TOOL 1) Prepare a general scan tool (OBD-II general scan tool) required by SAE J1978. 2) Open the cover and connect the OBD-II general scan t…