{"nhtsa_id":10109359,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-01","date":"2014-11-07","document_id":"T-SB-0143-14","mfr_campaign":null,"replaces":null,"component":"ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"TSB: Some 2012 - 2013 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-10109359-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109359-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109359","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P2440","P2442"],"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":[]}