{"nhtsa_id":10230787,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-31","date":"2023-01-10","document_id":"SSM 51290","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING:TURN SIGNAL; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Some 2022 Transit vehicles built on or before 01-Sep-2022 with halogen lamp assemblies may exhibit a turn signal indicator fast flashing in the instrument cluster panel (IPC) with diagnostic trouble code(s) (DTC) B123A and/or B123B stored in the body control module (BCM). This may be due to a front turn signal lamp socket being internally damaged. To correct this condition, replace the affected front turn lamp socket before replacing the BCM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10230787-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10230787-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10230787","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"turn-signal","name":"Turn signals","parent":"lighting"}],"codes":["B123A","B123B"],"topics":[],"vehicles":[{"make":"FORD","model":"TRANSIT","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_ford_transit"]}],"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":[]}