{"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,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"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","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0456"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"COROLLA","year_from":2005,"year_to":2008,"match":"exact","vehicle_ids":["2005_toyota_corolla","2006_toyota_corolla","2007_toyota_corolla","2008_toyota_corolla"]},{"make":"TOYOTA","model":"MATRIX","year_from":2005,"year_to":2008,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}