Acura TLX 2015–2020 — technical service bulletin
Bulletin B22-009 · NHTSA communication 11020583 · issued Jul 7, 2025
Technical service bulletin
communication type
Engine
component
2015–2020
model years
6
vehicle entries
Official summary
Service Bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and pressing the ENGINE START/STOP button.
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.