BMW 1 Series M 2009–2014 — technical service bulletin
Bulletin B121016 · NHTSA communication 10147532 · issued Jul 1, 2016
Technical service bulletin
communication type
Electrical System
component
2009–2014
model years
30
vehicle entries
Official summary
"N63T - Drivetrain Malfunction Message after Driving for Several Hours This Service Information bulletin supersedes SI B12 10 16 dated April 2016. ""Drivetrain Malfunction"" message displayed with reduced engine power. Erroneous misfire faults may be stored for cylinders 3 and 6. The situation is most likely to occur after driving for several hours at constant highway speeds with light throttle (low load and low engine speed). Cycling ignition off and back on again clears the ""Drivetrain Malfunction"" warning DME software (plausibility check error)."
Vehicles covered
- 2011 BMW 1 Series M
- 2012 BMW 1 Series M
- 2013 BMW 1 Series M
- 2014 BMW 525D Xdrive
- 2013 BMW 550I
- 2014 BMW 550I
- 2010 BMW 550I Gran Turismo
- 2011 BMW 550I Gran Turismo
- 2012 BMW 550I Gran Turismo
- 2012 BMW 650I
- 2013 BMW 650I
- 2014 BMW 650I
- 2009 BMW 750I
- 2010 BMW 750I
- 2011 BMW 750I
- 2012 BMW 750I
- 2013 BMW 750I
- 2014 BMW 750I
- 2009 BMW 750LI
- 2010 BMW 750LI
- 2011 BMW 750LI
- 2012 BMW 750LI
- 2013 BMW 750LI
- 2014 BMW 750LI
- 2011 BMW Activehybrid 7
- 2012 BMW Activehybrid 7
- 2014 BMW Activehybrid 7
- 2013 BMW F800 R
- 2013 BMW R 1200 GS
- 2011 BMW R 1200 GS Adventure
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.