{"nhtsa_id":10109360,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-01","date":"2014-11-07","document_id":"T-SB-0144-14","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"TSB: Some 2014 - 2015 model year Sequoia and Tundra vehicles equipped with 3UR engines may exhibit a MIL \"ON\" condition with the following Diagnostic Trouble Codes (DTCs): ? P2440: Secondary Air Injection System Switching Valve Stuck Open Bank 1 ? P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assembly. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been changed to reduce the possibility of this condition occurring.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109360-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109360-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109360","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":["P2440","P2442"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SEQUOIA","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_toyota_sequoia","2015_toyota_sequoia"]},{"make":"TOYOTA","model":"TUNDRA","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_toyota_tundra","2015_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":[]}