BMW 740I 2019–2023 — technical service bulletin
Bulletin B160223 · NHTSA communication 10233156 · issued Feb 1, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2023
model years
13
vehicle entries
Official summary
Engine will crank but not start. There is no communication with the integrated fuel module (TFE) when diagnosing with ITSA.
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.