BMW i3 2014–2017 — technical service bulletin
Bulletin B122116 · NHTSA communication 10146814 · issued Sep 1, 2016
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2017
model years
8
vehicle entries
Official summary
"SERVICE ENGINE SOON (MIL) - IHKA FC 8013A3. The malfunction indictor lamp (MIL) illuminates at start-up or during trip. Heating function is usually working properly. Fault code 8013A3 "" Electric auxiliary heater (high voltage): OBD temperature sensor, coolant below operating range"" is stored in the fault memory of the IHKA control unit. IHKA control unit software."
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.