{"nhtsa_id":10182019,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-11-03","date":"2020-10-29","document_id":"2049586/7","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; EQUIPMENT","mfr_system":null,"summary":"Misfiring, W12 TSI - Excessive carbon build up cylinder leakage. Customer statement/workshop findings: Customer statement: Emission control warning signal displayed, engine misfire Workshop findings: Event entries in engine control unit relating to cylinder misfires – excessive carbon build up to leading to cylinder leakage and spark plug foul Technical background: Deviations in the country-specific fuel specifications can lead to carbon deposits on the injectors. If pronounced these deposits can lead to spark plug fouling, cylinder leakage and fouled injectors all influencing combustion in the cylinder. As a result the above event entries are logged in the engine control unit","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10182019-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10182019-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10182019","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BENTLEY","model":"BENTAYGA","year_from":2017,"year_to":2018,"match":"exact","vehicle_ids":["2017_bentley_bentayga","2018_bentley_bentayga"]},{"make":"BENTLEY","model":"BENTAYGA","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_bentley_bentayga","2021_bentley_bentayga"]},{"make":"BENTLEY","model":"CONTINENTAL GT","year_from":2018,"year_to":2021,"match":"base","vehicle_ids":["2018_bentley_continental","2019_bentley_continental","2020_bentley_continental","2021_bentley_continental"]},{"make":"BENTLEY","model":"CONTINENTAL GT CABRIO","year_from":2018,"year_to":2021,"match":"base","vehicle_ids":["2018_bentley_continental","2019_bentley_continental","2020_bentley_continental","2021_bentley_continental"]}],"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":[]}