{"vehicle":{"id":"2007_toyota_corolla","year":2007,"make":"Toyota","model":"Corolla"},"code":"P0456","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10032518,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-04-07","date":"2009-07-28","document_id":"T-SB-0235-09","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"TOYOTA: ENGINE CONTROL. SOME MODEL VEHICLES MAY EXHIBIT A MIL ON CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P0456. EVAPORATIVE EMISSION CONTROL SYSTEM LEAK DETECTED (VERY SMALL LEAK). THE ENGINE CONTROL MODULE/ECM (SAE TERM: POWERTRAIN CONTROL MODULE/PCM) LOGIC HAS BEEN MODIFIED TO REDUCE THE POSSIBILITY OF THIS CONDITION OCCURRING. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10032518"}],"url":"https://open.wenmarpro.com/makes/toyota/corolla/2007/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/toyota/corolla/2007/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."]}