{"nhtsa_id":10215435,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-07-07","date":"2022-06-29","document_id":"2046299/14","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; SERVICE BRAKES, HYDRAULIC","mfr_system":null,"summary":"Bentayga - 1.2KHz - 1.4KHz rear brake squeal. Customer statement / workshop findings: Squeal from the rear of the vehicle at low speed while braking. Technical background: While braking at low speed, a vibration of 1.2 to 1.4 KHz can be produced by the friction between the rear brake pad and disc resulting in a complaint of brake noise from the customer. 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 2) If the sound recording produces a frequency of 1.2-1.4KHz - Remove the rear brake pads as per Repair manual Rep.Gr 46 - Rear Brake Pads - To Remove and Fit and check the actual condition of the brake pads - If the brake pads are to be refitted it will be necessary to make note of the position of the pads for installation purposes","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10215435-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10215435-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10215435","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"equipment","name":"Equipment and accessories","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":2022,"match":"base","vehicle_ids":["2019_bentley_bentayga","2020_bentley_bentayga","2021_bentley_bentayga","2022_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":[]}