BMW 1 Series M 2009–2014 — technical service bulletin

Bulletin 130413 · NHTSA communication 10152347 · issued Sep 1, 2013

Technical service bulletin

communication type

Fuel System, Gasoline

component

2009–2014

model years

vehicle entries

Official summary

N55 Engine: Erroneous Service Engine Soon Lamp Illuminated with Mixture Faults Stored in the DME. INFORMATION An error has been identified in the current version of ETK regarding N55 fuel injector replacement part numbers and production dates. Installing the incorrect injector part number can lead to an erroneous Service Engine Soon lamp illumination and various mixture faults stored in the DME. Correct part numbers and applicable production dates: P/N 13 64 7 639 994 is for all vehicles produced from 7/2013 P/N 13 64 7 597 870 is for all vehicles produced up to 7/2013

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.