{"vehicle":{"id":"2012_toyota_prius-v","year":2012,"make":"Toyota","model":"Prius V"},"code":"C1256","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10181799,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-26","date":"2020-09-04","document_id":"T-SB-0089-20","mfr_campaign":null,"component":"SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; TRACTION CONTROL SYSTEM; ELECTRICAL SYSTEM","summary":"TSB: Some 2012 ? 2014 model year Prius V hybrid vehicles may exhibit a condition where the brake, ABS, and/or TRAC warning light(s) are on and/or a Check VSC message displays. Diagnostic Trouble Codes (DTCs) C1391, C1252, C1256, or C1253 may be stored. This condition may be caused by a small internal brake fluid leak inside the brake booster assembly with master cylinder. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181799-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181799-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181799"},{"nhtsa_id":10158575,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-15","date":"2019-03-06","document_id":"T-SB-0024-19","mfr_campaign":null,"component":"SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT","summary":"TSB: Some 2011 ? 2015 model year Prius and 2012 ? 2015 model year Prius Plug-in Hybrid vehicles may exhibit a condition where the brake, ABS, and/or TRAC warning light(s) are on and/or a Check VSC message displays. Diagnostic Trouble Codes (DTCs) C1391, C1252, C1256, and C1253 may be stored. This condition may be caused by a small internal brake fluid leak inside the brake booster assembly with master cylinder. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158575-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158575-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10158575"}],"url":"https://open.wenmarpro.com/makes/toyota/prius-v/2012/bulletins?code=C1256"},"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/prius-v/2012/codes/C1256","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."]}