BMW i3 2014–2015 — technical service bulletin
Bulletin 613914 · NHTSA communication 10147620 · issued Jan 1, 2015
Technical service bulletin
communication type
Electrical System
component
2014–2015
model years
2
vehicle entries
Official summary
SUBJECT 12V Battery Discharge Message (CCM 794) After Charging. When starting the vehicle after fully charging it over a period of several hours, a 12V battery discharge Check Control Message (CCM 229) is present. The CCM is displayed immediately after start-up, and goes away after driving a short distance. Generally, no drivability concerns are present but in isolated cases, a complete discharge of the 12V battery is possible. In this situation, the vehicle cannot be started until the 12V battery is charged. Only vehicles with an I-level of between I001-14-07-500 and I001-14-11-502 are affect
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.