{"nhtsa_id":10164021,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-08-19","date":"2019-07-01","document_id":"MC1300319","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"The software for the engine control advances the ignition angle by up to 10° during certain load conditions and engine speeds starting at approx. 14,200 RPM. This is due to a faulty ignition angle output, The cylinder-specific knock control works correctly. Nevertheless, excessive wear can occur over the long term due to the high thermal load in the engine at these speeds.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10164021-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10164021-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10164021","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"BMW","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"R 1200 C","year_from":null,"year_to":null,"match":"exact","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":[]}