{"nhtsa_id":10151072,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2016-02-01","document_id":"B111615","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER","mfr_system":null,"summary":"February 2016 Engine Technical Service This Service Information Bulletin supersedes SI B11 16 15 dated September 2015 SUBJECT N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. When starting a cold engine, blue smoke can be seen emitting from the exhaust tailpipe for approximately 10-20 seconds. No turbo charger boost faults are stored and no drivability issues can be detected. CAUSE When the vehicle is parked overnight the engine oil pressure will equalize and may leak past the turbo charger exhaust side turbine seal.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10151072-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10151072-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10151072","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"320I","year_from":2013,"year_to":2017,"match":"exact","vehicle_ids":["2013_bmw_320i","2014_bmw_320i","2015_bmw_320i","2016_bmw_320i","2017_bmw_320i"]},{"make":"BMW","model":"328D","year_from":2014,"year_to":2017,"match":"exact","vehicle_ids":["2014_bmw_328d","2015_bmw_328d","2016_bmw_328d","2017_bmw_328d"]},{"make":"BMW","model":"328I","year_from":2012,"year_to":2016,"match":"exact","vehicle_ids":["2012_bmw_328i","2013_bmw_328i","2014_bmw_328i","2015_bmw_328i","2016_bmw_328i"]},{"make":"BMW","model":"330E","year_from":2016,"year_to":2017,"match":"exact","vehicle_ids":["2016_bmw_330e","2017_bmw_330e"]},{"make":"BMW","model":"330I","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_bmw_330i"]},{"make":"BMW","model":"335I","year_from":2012,"year_to":2016,"match":"exact","vehicle_ids":["2012_bmw_335i","2013_bmw_335i","2014_bmw_335i","2015_bmw_335i","2016_bmw_335i"]},{"make":"BMW","model":"340I","year_from":2016,"year_to":2017,"match":"exact","vehicle_ids":["2016_bmw_340i","2017_bmw_340i"]},{"make":"BMW","model":"428I","year_from":2014,"year_to":2016,"match":"exact","vehicle_ids":["2014_bmw_428i","2015_bmw_428i","2016_bmw_428i"]},{"make":"BMW","model":"430I","year_from":2017,"year_to":2018,"match":"exact","vehicle_ids":["2017_bmw_430i","2018_bmw_430i"]},{"make":"BMW","model":"435I","year_from":2014,"year_to":2016,"match":"exact","vehicle_ids":["2014_bmw_435i","2015_bmw_435i","2016_bmw_435i"]},{"make":"BMW","model":"440I","year_from":2017,"year_to":2018,"match":"exact","vehicle_ids":["2017_bmw_440i","2018_bmw_440i"]},{"make":"BMW","model":"5-SERIES GRAN TURISMO","year_from":2017,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"525D XDRIVE","year_from":2014,"year_to":2014,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"528I","year_from":2011,"year_to":2016,"match":"exact","vehicle_ids":["2011_bmw_528i","2012_bmw_528i","2013_bmw_528i","2014_bmw_528i","2015_bmw_528i","2016_bmw_528i"]},{"make":"BMW","model":"535D","year_from":2014,"year_to":2016,"match":"exact","vehicle_ids":["2014_bmw_535d","2015_bmw_535d","2016_bmw_535d"]},{"make":"BMW","model":"535I","year_from":2011,"year_to":2016,"match":"exact","vehicle_ids":["2011_bmw_535i","2012_bmw_535i","2013_bmw_535i","2014_bmw_535i","2015_bmw_535i","2016_bmw_535i"]},{"make":"BMW","model":"535I US","year_from":2011,"year_to":2011,"match":"base","vehicle_ids":["2011_bmw_535i"]},{"make":"BMW","model":"550I","year_from":2011,"year_to":2016,"match":"exact","vehicle_ids":["2011_bmw_550i","2012_bmw_550i","2013_bmw_550i","2014_bmw_550i","2015_bmw_550i","2016_bmw_550i"]},{"make":"BMW","model":"ACTIVE HYBRID 3","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"ACTIVE HYBRID 3","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_bmw_activehybrid-3","2015_bmw_activehybrid-3"]},{"make":"BMW","model":"ACTIVE HYBRID 5","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_bmw_activehybrid-5","2013_bmw_activehybrid-5"]},{"make":"BMW","model":"M5","year_from":2013,"year_to":2016,"match":"exact","vehicle_ids":["2013_bmw_m5","2014_bmw_m5","2015_bmw_m5","2016_bmw_m5"]},{"make":"BMW","model":"X1 SAV","year_from":2012,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"X3","year_from":2011,"year_to":2017,"match":"exact","vehicle_ids":["2011_bmw_x3","2012_bmw_x3","2013_bmw_x3","2014_bmw_x3","2015_bmw_x3","2016_bmw_x3","2017_bmw_x3"]},{"make":"BMW","model":"Z4","year_from":2009,"year_to":2016,"match":"exact","vehicle_ids":["2009_bmw_z4","2010_bmw_z4","2011_bmw_z4","2012_bmw_z4","2013_bmw_z4","2014_bmw_z4","2015_bmw_z4","2016_bmw_z4"]}],"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":[]}