BMW 430I 2017–2022 — technical service bulletin
Bulletin SIB611022 · NHTSA communication 10218375 · issued Jun 1, 2022
Technical service bulletin
communication type
Electrical System
component
2017–2022
model years
7
vehicle entries
Official summary
Due to an incorrect terminal assignment, the compressor circuit is protected with a 30 Amp fuse (slot F227). A 40 A fuse (slot F229) is required for suitable circuit protection.
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.