BMW 320I 2012–2013 — technical service bulletin
Bulletin B620312 · NHTSA communication 10147829 · issued Nov 1, 2015
Technical service bulletin
communication type
Electrical System
component
2012–2013
model years
6
vehicle entries
Official summary
"""Efficient Dynamics"" in the Instrument Cluster Partially Displayed During CC Message. After switching from terminal 15 to terminal R, the ""Efficient Dynamics"" wording in the instrument cluster, below the tachometer, is partially displayed while a CCM (Check Control Message) is shown. Only the word ""Efficient"" is displayed. Software error in the instrument cluster multi-information display"
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.