MINI Cooper 2014–2016 — technical service bulletin
Bulletin M120515 · NHTSA communication 10147740 · issued Jun 1, 2015
Technical service bulletin
communication type
Engine
component
2014–2016
model years
6
vehicle entries
Official summary
Engine Power Reduction with Electrical Wastegate Faults Stored. The Service Engine Soon (MIL) light is on, along with a check control message for engine power reduction. The following faults can sporadically be stored in the DME: B38M ? 123431 - Electric wastegate, adaptation: Limit position open implausible ? 123432 - Electric wastegate, adaptation: Limit position closed implausible B48M ? 123433 - Electric wastegate, adaptation: Adjustment range implausible The following fault can also be stored in either engine as a result of the engine power reduction: ? 120408 - Charging pressure control:
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.