BMW i3 2014–2016 — technical service bulletin
Bulletin 220115 · NHTSA communication 10147076 · issued Feb 1, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2016
model years
3
vehicle entries
Official summary
SUBJECT Left Side Engine Mount Broken. The left side motor mount or motor mount support has failed. As a result, the electric drivetrain moves excessively in the chassis. A banging noise can be heard from the rear of the vehicle during load reversals. In addition, the vehicle may experience a Drivetrain Malfunction CCM or other electrical drivetrain failures. NOTE: If this failure is present, the vehicle should not be driven, as additional consequential damage could result. CAUSE The motor mount or motor mount support is damaged due to excessive shock to the driveline, such as a sudden loss of
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.