Acura TSX 2004–2006 — technical service bulletin
Bulletin BTS180402 · NHTSA communication 10135110 · issued Apr 17, 2018
Technical service bulletin
communication type
Electrical System
component
2004–2006
model years
3
vehicle entries
Official summary
Tech line summary article - When adding keys or running the System Check with the Immobilizer Setup Tool in the i-HDS, are you seeing this message? "Immobilizer system is not normal". We?re aware of this issue and have it under investigation.
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.