{"nhtsa_id":10245470,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-11-27","date":"2023-10-17","document_id":"T-SB-0083-23","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL","mfr_system":null,"summary":"TSB: Some 2021 ? 2022 model year Sienna Hybrid vehicles may exhibit a condition in which the fuel gauge reading changes when the vehicle is driven up or down an incline and left at an angle of up to 15° for five minutes or longer. The combination meter assembly ECU logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to reprogram the combination meter assembly ECU.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10245470-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10245470-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10245470","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"engine-control-module","name":"Engine control module","parent":"engine"},{"id":"instrument-cluster","name":"Instrument cluster","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SIENNA HYBRID","year_from":2021,"year_to":2022,"match":"base","vehicle_ids":["2021_toyota_sienna","2022_toyota_sienna"]},{"make":"TOYOTA","model":"redundant SIENNA","year_from":2021,"year_to":2022,"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":[]}