P0456 on the 2019 Kia Niro
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.
| TSBFUE041 | 2019-09-06. Service bulletin. TSBFUE041: COMBINATION TSB / SERVICE ACTION: AIR FILTER KIT & NVLD REPLACEMENT (SA395) - This bulletin provides the procedure to perform an evaporative leak test and replace the fuel tank air filter, and, if necessary, the natural vacuum leak detector (NVLD) on some Niro (DE HEV) vehicles, produced from November 1, 2016 through March 22, 2019, which may experience an evaporative leak concern with DTC P0456. |
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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.