{"vehicle":{"id":"2016_hyundai_accent","year":2016,"make":"Hyundai","model":"Accent"},"code":"P0449","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10142696,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-07-16","date":"2018-06-07","document_id":"5NP-R8G4T-07","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","summary":"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).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142696-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142696-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10142696"}],"url":"https://open.wenmarpro.com/makes/hyundai/accent/2016/bulletins?code=P0449"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/hyundai/accent/2016/codes/P0449","note":"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.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}