{"nhtsa_id":11027473,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-08","date":"2025-12-11","document_id":"2077652/2","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EXTERIOR LIGHTING","mfr_system":null,"summary":"Headlamp Switch Inoperative - Numerous DTC's | Bentayga Series | 24-25MY. Customer statement: • Headlamp switch not working / not illuminated when the ignition is switched on (following an ignition switch off) And/or • Yellow warning light/message within DIP (Adaptive lighting fault) And / or • Loss of rear fog light activation And / or • Loss of all-weather lighting mode activation And / or • Headlamps will default to dipped beam (however, high beam activation will still be possible manually)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027473-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11027473-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027473","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"lighting","name":"Lighting","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BENTLEY","model":"BENTAYGA","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_bentley_bentayga","2026_bentley_bentayga"]},{"make":"BENTLEY","model":"redundant BENTAYGA","year_from":2024,"year_to":2024,"match":null,"vehicle_ids":[]}],"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":[]}