{"nhtsa_id":10152199,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-17","date":"2018-11-21","document_id":"T-SB-0079-18_Rev","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"TSB: REVISION NOTICE November 21, 2018 Rev1: ? The Required Tools & Equipment section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2010 model year Prius and 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) C1252, C1253, C1256, and C1391 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/2018/MC-10152199-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10152199-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10152199","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["C1252","C1253","C1256","C1391"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"PRIUS","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_toyota_prius"]}],"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":[]}