{"nhtsa_id":11005148,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-07-23","date":"2024-05-14","document_id":"T-SB-0047-24","mfr_campaign":"T-SB-0047-24","replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"Some drivers of 2021 – 2024 model year Sienna Hybrid vehicles may be sensitive to the momentary transition from regenerative braking to hydraulic braking under certain driving conditions, such as while driving downhill, or turning with light brake pedal application. The brake actuator control module can be updated to improve brake feeling for this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11005148-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11005148-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11005148","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SIENNA HYBRID","year_from":2021,"year_to":2024,"match":"base","vehicle_ids":["2021_toyota_sienna","2022_toyota_sienna","2023_toyota_sienna","2024_toyota_sienna"]}],"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":[]}