TSB: ECM UPGRADE – RIO, SOUL MIL ON WITH DTC(S) P0456/P0461/P050A/P2188/P2192/P0128/P0326/P0441 - THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ECM SOFTWARE UPGRADE FOR SOME 2012~2013MY RIO (UB) AND SOME 2012~2013 SOUL (AM) VEHICLES WHICH MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH THE ELECTRONIC CONTROL MODULE (ECM) SYSTEM-RELATED DTCS; P0456, P0461, P050A, P2188, P2192, P0128, P0326, P0441. TO CORRECT THIS CONDITION, THE ECM SHOULD BE REPROGRAMMED USING THE GDS DOWNLOAD AS DESCRIBED IN THIS BULLETIN. BEFORE PERFORMING THIS PROCEDURE, VERIFY THE VIN FALLS WITHIN THE PRODUCTION RANGES BY CONSULTING THE TABLE ON PAGE 10. FOR CONFIRMATION THAT THE LATEST REFLASH HAS BEEN DONE TO A VEHICLE YOU ARE WORKING ON, VERIFY ROM ID USING THE TABLES IN THIS TSB.
