MINI Cooper 2014–2018 — technical service bulletin
Bulletin M120418 · NHTSA communication 10136003 · issued Mar 1, 2018
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2018
model years
6
vehicle entries
Official summary
NOISE COMING FROM OIL FILTER AREA AFTER A COLD START: repeating fizzing noise may be heard from the engine oil filter area after a cold start.
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.