{"vehicle":{"id":"2003_toyota_sequoia","year":2003,"make":"Toyota","model":"Sequoia"},"code":"C1231","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10005246,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-02-17","date":"2003-11-18","document_id":"00303","mfr_campaign":null,"component":"SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP","summary":"VSC LIGHT ON CONDITION WITH DIAGNOSTIC TROUBLE CODE C1231 IN THE SKID CONTROL COMPUTER MEMORY. A MODIFICATION TO THE SKID CONTROL COMPUTER LOGIC HAS BEEN MADE TO PREVENT THIS CONDITION. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10005246"}],"url":"https://open.wenmarpro.com/makes/toyota/sequoia/2003/bulletins?code=C1231"},"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/sequoia/2003/codes/C1231","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."]}