{"nhtsa_id":10252261,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-04-01","date":"2024-02-21","document_id":"TSB000924","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES","mfr_system":null,"summary":"TSB: Some 2014 ? 2016 model year Highlander Hybrid vehicles may exhibit a condition in which the brake, ABS, and/or TRAC warning lights are on and/or a Check VSC message displays. One or more of the following specific Diagnostic Trouble Codes (DTCs): C1391, C1252, C1256, and/or C1253 will be stored in the vehicle memory to be used as verification. This condition may be caused by a small internal brake fluid leak inside the brake actuator. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10252261-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10252261-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10252261","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":["C1252","C1253","C1256","C1391"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"HIGHLANDER HYBRID","year_from":2014,"year_to":2016,"match":"base","vehicle_ids":["2014_toyota_highlander","2015_toyota_highlander","2016_toyota_highlander"]}],"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":[]}