BMW i3 2014–2017 — technical service bulletin
Bulletin B610316 · NHTSA communication 10151182 · issued Mar 1, 2016
Technical service bulletin
communication type
Electrical System
component
2014–2017
model years
4
vehicle entries
Official summary
"SME Fault Code 21F0D2 Causes Erroneous CCM. CCM message ""Drive: Check as soon as possible"" (CCM-ID 49) is displayed during or after charging session with battery heating (preconditioning) active. Fault code ""21F0D2 - High voltage connector: Main switch: stuck negative switch contactor"" stored erroneously due to HV battery heating deactivation too late in the charging process. NOTE: The following consequential faults may be stored as well, but can be ignored until the release of ISTA/P 3.59.0: 21F153 - High voltage connector: safety concept, Level 2: Switch off detected 21F2A9 - SME: Safet
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.