{"nhtsa_id":10201823,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-10-04","date":"2021-09-03","document_id":"2063406/2","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, HYDRAULIC","mfr_system":null,"summary":"Rear brake squeal (5 KHz) Non CSiC brakes only. Customer statement / workshop findings At low speed, during low braking force application, the rear brakes can produce a high frequency noise (5khz). Measure 1) Follow the Brake noise identification TPI 2052785 - IMPORTANT: For frequency analysis the noise recording equipment Bentley Motors recommends is the Chassis ear tool WT 10437 - Obtain a clear recording using WT 10437 - Carry out an inspection of the brake system to confirm the brake system components are serviceable as per Elsa pro guidelines - Confirm if the brake shim kit (36A 698 219) has previously been fitted to the rear brake pads (As per TPI 2046299/-)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201823-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201823-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201823","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"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":"BENTAYGA HYBRID","year_from":2019,"year_to":2021,"match":"base","vehicle_ids":["2019_bentley_bentayga","2020_bentley_bentayga","2021_bentley_bentayga"]}],"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":[]}