BMW i3 2014–2017 — technical service bulletin
Bulletin B651816 · NHTSA communication 10149263 · issued May 1, 2017
Technical service bulletin
communication type
Air Bags
component
2014–2017
model years
4
vehicle entries
Official summary
The airbag warning lamp in the instrument cluster lights up while the vehicle is in motion. The airbag control unit (ACSM4) contains the following fault(s): ? 930904 - Drivers airbag interval stage 1, resistance too high ? 93090A - Drivers airbag interval stage 2, resistance too high Tension caused by harness cable tie on short jumper harness located between steering column slip ring and driver's airbag creates excess resistance.
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.