{"vehicle":{"id":"2011_nissan_leaf","year":2011,"make":"Nissan","model":"Leaf"},"code":"P0456","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10153007,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-02-19","date":"2019-01-29","document_id":"NTB17-082b","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"NISSAN; DTC P0456 CAUSED BY EVAP LEAK AT VENT CONTROL VALVE O-RING This bulletin does NOT apply to LEAF vehicles and Titan XD vehicles with V8 diesel engine. This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10153007-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10153007-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10153007"},{"nhtsa_id":10053956,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-12-07","date":"2013-11-15","document_id":"NTB-09-020-F","mfr_campaign":null,"component":"FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP","summary":"NISSAN: A LOOSE FUEL FILL CAP IS THE CAUSE OF EVAP LEAK DTCS (P0442, P0455, P0456) STORED ON SOME VEHICLES. MODEL YEARS 2007-2011. MODEL NOT LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10053956"}],"url":"https://open.wenmarpro.com/makes/nissan/leaf/2011/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/nissan/leaf/2011/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."]}