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P0455 on the 2015 Hyundai Accent

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.

Bulletins for this model year that name P0455
5NP-R8G4T-072018-07-16. Service bulletin. Certain 2012-2016 1.6L VELOSTER (FS) vehicles may experience a check engine warning light with the following DTC(s) found stored in the Engine Control Module (ECM): ? DTC P0455 - Evaporative emission system-Leak detected (Large leak) ? DTC P0456 - Evaporative System (EVAP) - Very Small Leak ? DTC P0449 - Canister Closed Valve (CCV) - Restricted Vent Circuit ? DTC P0451 - Fuel Tank PSI Sensor (FTPS / DPS) - Range Performance (No FTPS Change) There are no drivability symptoms associated with these DTC(s).

1 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.