{"vehicle":{"id":"2023_toyota_corolla","year":2023,"make":"Toyota","model":"Corolla"},"code":"U0100","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10241413,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-28","date":"2023-07-27","document_id":"23TC02a","mfr_campaign":null,"component":"SERVICE BRAKES, ELECTRIC:SOFTWARE/PROGRAMMING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)","summary":"RL: Due to certain programming in the brake ECU, under certain conditions, DTC U0100 is stored and cannot be cleared even though a technician attempts to do so. This condition does not affect the vehicle operation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241413-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241413-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241413"},{"nhtsa_id":10241412,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-28","date":"2023-07-27","document_id":"23TC02","mfr_campaign":null,"component":"ELECTRICAL SYSTEM:CYBERSECURITY; SERVICE BRAKES","summary":"DP: Due to certain programming in the brake ECU, under certain conditions, DTC U0100 is stored and cannot be cleared even though a technician attempts to do so. This condition does not affect the vehicle operation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241412-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241412-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241412"}],"url":"https://open.wenmarpro.com/makes/toyota/corolla/2023/bulletins?code=U0100"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/toyota/corolla/2023/codes/U0100","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}