{"nhtsa_id":10236581,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-23","date":"2023-05-16","document_id":"SSM 51645","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL; EXTERIOR LIGHTING","mfr_system":null,"summary":"Some 2021-2022 Bronco Sport vehicles may exhibit a condition where the low beams turn on by themselves while the vehicle is OFF for 10 or more minutes with diagnostic trouble code (DTC) B1533 stored in the body control module (BCM). This may be due to the internal logic within the headlamp switch. To correct this condition, replace the headlamp switch (service base PN: 11654). Refer Workshop Manual, Section 417-01.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236581-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236581-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236581","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"lighting","name":"Lighting","parent":null}],"codes":["B1533"],"topics":[],"vehicles":[{"make":"FORD","model":"BRONCO SPORT","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_ford_bronco-sport","2022_ford_bronco-sport"]}],"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":[]}