{"nhtsa_id":10146840,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-05","date":"2016-09-01","document_id":"B611916","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"SERVICE ENGINE SOON (MIL) - SME FC 21F20D. Malfunction Indicator Lamp (MIL) is illuminated. The following codes may be stored in the fault memory of the battery management electronics (SME). 21F20D - SME, safety concept: Switch-off of switch contactors by safety circuit 21F1F6 - High-voltage battery, switch contactors: Switch-off after a fault Software bug: erroneous fault code stored in SME.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10146840-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10146840-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10146840","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"X5","year_from":2014,"year_to":2017,"match":"exact","vehicle_ids":["2014_bmw_x5","2015_bmw_x5","2016_bmw_x5","2017_bmw_x5"]}],"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":[]}