{"vehicle":{"id":"2003_ford_expedition","year":2003,"make":"Ford","model":"Expedition"},"code":"C1278","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10004050,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-17","date":"2003-09-01","document_id":"17133","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"ADVANCETRAC LIGHTING ON WITH DIAGNOSTIC TROUBLE CODE C1277 (STEERING WHEEL ANGLE 1 AND 2 CIRCUIT FAILURE) OR C1278 (STEERING WHEEL ANGLE 1 AND 2 SIGNAL FAULTED) IN THE IVD MODULE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004050"},{"nhtsa_id":10003857,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-05","date":"2003-07-01","document_id":"17001","mfr_campaign":null,"component":"STEERING","summary":"ADVANCETRAC MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE C1277 (STEERING WHEEL ANGLE 1 AN 2 CIRCUIT FAILURE) OR C1278 (STEERING WHEEL ANGLE 1 AND 2 SIGNAL FAULTED) IN THE IVD MODULE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10003857"}],"url":"https://open.wenmarpro.com/makes/ford/expedition/2003/bulletins?code=C1278"},"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/ford/expedition/2003/codes/C1278","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."]}