{"nhtsa_id":10202448,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-10-25","date":"2021-09-02","document_id":"T-SB-0078-21","mfr_campaign":null,"replaces":null,"component":"PARKING BRAKE","mfr_system":null,"summary":"TSB: Some 2020 ? 2021 model year Corolla, Corolla Hatchback, and RAV4 vehicles may exhibit a Parking Brake Malfunction warning message on the Multi-information Display (MID) with Diagnostic Trouble Code (DTC) C059746 (Brake System Control Module \"A\" Calibration / Parameter Memory Failure) present. Follow the Repair Procedure in this service bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202448-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202448-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10202448","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"parking-brake","name":"Parking brake","parent":"brakes"}],"codes":["C0597"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"COROLLA","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_toyota_corolla","2021_toyota_corolla"]},{"make":"TOYOTA","model":"COROLLA HATCHBACK","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_toyota_corolla","2021_toyota_corolla"]},{"make":"TOYOTA","model":"RAV4","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_toyota_rav4","2021_toyota_rav4"]}],"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":[]}