{"nhtsa_id":10158584,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-15","date":"2019-03-13","document_id":"T-TT-0531-19","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM","mfr_system":null,"summary":"TT: Some 2020 model year Japan built Corolla vehicles may exhibit a condition where the battery may become depleted during shipping. It has been discovered that when the D/C cut fuse is not installed voltage may continue to flow to an ECU while the vehicle is powered off causing a parasitic draw depleting battery state of charge.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158584-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158584-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10158584","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"COROLLA HATCHBACK","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_toyota_corolla"]}],"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":[]}