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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 320I 2009–2018 — technical service bulletin

Bulletin B111615 · NHTSA communication 10151249 · issued Apr 1, 2016

Technical service bulletin
communication type
Engine and Engine Cooling
component
2009–2018
model years
60
vehicle entries

Official summary

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.

Vehicles covered

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.