BMW 328I 2012–2013 — technical service bulletin
Bulletin 121912 · NHTSA communication 10162420 · issued Jul 10, 2019
Technical service bulletin
communication type
Electrical System
component
2012–2013
model years
2
vehicle entries
Official summary
Service Action: Program Control Units (OBD, Electric Coolant Pump). Due to an error in the data for OBD (On-Board Diagnosis) a DME software update is required. CAUSE DME software error.
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.