{"nhtsa_id":10209975,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-04-06","date":"2022-03-01","document_id":"2066236/1","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Unintended sounding of the Alarm siren - Following activation of the ignition or whilst the vehicle is left standing. Customer statement / workshop findings: Unintended sounding of the alarm siren following activation of the ignition Or Unintended sounding of the alarm siren whilst the vehicle is left standing Workshop findings. The following DTCs could also be evident within diagnostic address 0046 and/or 00BB and/or 00BC - B131DF5: alarm system siren supply voltage lower limit value less than - B131D29: sirens / alarm horn for anti-theft warning system Range/Performance - B131D29: anti-theft alarm system siren / alarm horn signal, not valid Technical background: In the event the symptom(s) described are evident, please refer to the instructions within the Measure section of this TPI","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209975-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209975-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10209975","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"lighting","name":"Lighting","parent":null}],"codes":["B131D"],"topics":[],"vehicles":[{"make":"BENTLEY","model":"BENTAYGA","year_from":2017,"year_to":2022,"match":"exact","vehicle_ids":["2017_bentley_bentayga","2018_bentley_bentayga","2019_bentley_bentayga","2020_bentley_bentayga","2021_bentley_bentayga","2022_bentley_bentayga"]},{"make":"BENTLEY","model":"CONTINENTAL GT","year_from":2018,"year_to":2022,"match":"base","vehicle_ids":["2018_bentley_continental","2019_bentley_continental","2020_bentley_continental","2021_bentley_continental","2022_bentley_continental"]},{"make":"BENTLEY","model":"CONTINENTAL GT CABRIO","year_from":2019,"year_to":2022,"match":"base","vehicle_ids":["2019_bentley_continental","2020_bentley_continental","2021_bentley_continental","2022_bentley_continental"]},{"make":"BENTLEY","model":"FLYING SPUR","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_bentley_flying-spur","2021_bentley_flying-spur","2022_bentley_flying-spur"]}],"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":[]}