{"nhtsa_id":10047959,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-12-11","date":"2012-02-03","document_id":"TSB-0033-12","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"TOYOTA: UNDER FREEZING AMBIENT CONDITIONS, SOME VEHICLES ENGINE MAY EXPERIENCE MIL ON. TO ADDRESS ISSUE, ENGINE CONTROL MODULE (ECM) WAS REVISED. MODEL 2012-2013 SEQUOIA, TUNDRA. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10047959","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SEQUOIA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_toyota_sequoia","2013_toyota_sequoia"]},{"make":"TOYOTA","model":"TUNDRA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_toyota_tundra","2013_toyota_tundra"]}],"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":[]}