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MPI – TROUBLESHOOTING 13A-46 Checking Procedure 8 Has the battery been disconnected recently? MUT-II/III Diagnosis Codes MUT-II/III Service Data MUT-II/III Service Data MUT-II/II Service Data Check timing belt timing marks Check intake hose and air being taken in by inlet Check throttle body for dirt (area of throttle valve) MUT-II/III Service Data To next page * Refer to ’01–1 Lancer Evolution VII Workshop Manual (No.1036K02) After engine has warmed up, run in idling mode for about Diagnosis Code List (ref. P.13A-5) Go to checking procedure relevant to diagnosis code for Checking Procedure 34: Check idle speed control (ISC) Checking Procedure 29: Power steering fluid pressure Match up timing belt timing marks Clean throttle body (area of throttle valve) Code No. P0130: Check O2 sensor system Irregular idling (rough idling, hunting), incorrect idling speed (high or Probable causes The probable causes are noted right. • ISC control system malfunction YES YES NO NO OK OK OK OK OK OK NG NG NG NG NG NG NG Repair |