Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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EN(H4DOTC)(diag)-276 Diagnostic Procedure with Diagnostic Trouble Code (DTC) ENGINE (DIAGNOSTICS) Step Check Yes No 1 CHECK BLOW-BY HOSE. Is there any disconnection or Install or replace 2 CHECK HARNESS BETWEEN ECM AND Connector & terminal (B137) No. 12 — (E80) No. 2: Is the resistance less than 1 Ω? Go to step Repair the harness In this case, repair connector and PCV hose as- 3 CHECK HARNESS BETWEEN ECM AND Connector & terminal (B137) No. 12 — Chassis ground: Is the resistance 1 MΩ or Repair the short 4 CHECK HARNESS BETWEEN LEAK DIAG- Connector & terminal Models without SI-DRIVE (B80) No. 1 — (B87) No. 1: Models with SI-DRIVE (B80) No. 1 — (B87) No. 1: Is the resistance less than 1 Ω? Go to step Repair the open 5 CHECK GROUND CIRCUIT OF PCV HOSE Connector & terminal Models without SI-DRIVE (B88) No. 2 — Engine ground: Models with SI-DRIVE (B87) No. 2 — Engine ground: Is the resistance less than 5 Ω? Go to step Repair the open 6 CHECK PCV HOSE ASSEMBLY. Terminals No. 1 — No. 2: Is the resistance less than 1 Ω Repair the poor |