{"nhtsa_id":10176044,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-06-02","date":"2020-05-08","document_id":"SA-010-20b","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ELECTRICAL SYSTEM","mfr_system":null,"summary":"When the Telematics Control Unit (TCU) replacement is necessary due to a failure, use MDARS to initialize the new TCU after replacement. Use the information in this service alert to initialize the new TCU until the procedure on MGSS is updated. CAUTION: If TCU initialization is not performed, connected vehicle functions will not operate. This will have a negative impact on the customer because they will need to return to the dealer for repairs.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176044-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176044-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10176044","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"CX-30","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_mazda_cx-30"]},{"make":"MAZDA","model":"MAZDA3","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_mazda_mazda3","2020_mazda_mazda3"]}],"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":[]}