{"nhtsa_id":10232415,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-03-04","date":"2023-02-13","document_id":"SSM 51356","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Some 2021-2022 F-150 vehicles may exhibit a condition of intermittent headlamp operation while the vehicle is off 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 part number 11654). Refer to Workshop Manual (WSM), Section 417-01. For claiming, use casual part 11654 and the applicable labor operations of Section 10 of the Service Labor Time Standards (SLTS) Manual.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10232415-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10232415-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10232415","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["B1533"],"topics":[],"vehicles":[{"make":"FORD","model":"F-150","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_ford_f-150","2022_ford_f-150"]}],"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":[]}