{"vehicle":{"id":"2009_hyundai_genesis","year":2009,"make":"Hyundai","model":"Genesis"},"code":"P0456","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10034489,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-11-19","date":"2010-06-01","document_id":"TSB-10-01-025","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM:SOFTWARE","summary":"HYUNDAI: ECM UPDATE-MIL ON WITH DTC P0456. SOME VEHICLES MAY EXPERIENCE MALFUNCTION INDICATOR LAMP ILLUMINATION FOR DTC P0456 (EVAPORATIVE EMISSION SYSTEM-VERY SMALL LEAK DETECTED). *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10034489"},{"nhtsa_id":10031949,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-02-02","date":"2009-08-01","document_id":"TSB-09-FL-009","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL","summary":"HYUNDAI: ECM UPDATE. MIL ON WITH DTC P0456. SOME VEHICLES MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP ILLUMINATION FOR DTC P0456 (EVAPORATIVE EMISSION SYSTEM - VERY SMALL LEAK DETECTED). *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10031949"}],"url":"https://open.wenmarpro.com/makes/hyundai/genesis/2009/bulletins?code=P0456"},"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/genesis/2009/codes/P0456","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."]}