P0456 on the 2014 Kia Soul
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| PS469 | 2017-08-02. Service bulletin. PITSTOP: MANUAL EVAPORATIVE EMISSIONS TEST FOR HARD TO FIND/SMALL LEAKS - If the malfunction indicator lamp (MIL) is illuminated with DTC(s) P0442, P0455, P0456, or P0457 (Evaporative Emissions System-Leak detected) and the evaporative (EVAP) leak self-test resulted in NTF, a manual EVAP test is recommended. |
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| TSBENG146R1 | 2017-02-17. Service bulletin. 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 2012~2014MY RIO (UB), SOME 2012~2013 SOUL (AM) AND SOME 2014MY SOUL (PS) 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 FOR A SPECIFIC DTC CONCERN, VERIFY THE VIN AND DTC FALL 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. |
| TSBENG146R1 | 2017-01-27. Service bulletin. 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 2012~2014MY RIO (UB), SOME 2012~2013 SOUL (AM) AND SOME 2014MY SOUL (PS) 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 FOR A SPECIFIC DTC CONCERN, VERIFY THE VIN AND DTC FALL 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. |
3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.