Honda Accord 2018–2022 — technical service bulletin
Bulletin ATS30025 · NHTSA communication 11026975 · issued Dec 19, 2025
Technical service bulletin
communication type
Electrical System
component
2018–2022
model years
5
vehicle entries
Official summary
Tech Line Summary - Customers who have purchased the Accessory CarPlay /Android Auto upgrade are complaining that a pop-up message appears on the audio unit display stating, “Please insert USB drive containing valid software license file, and press OK button”. When this message is displayed, the audio unit is not responsive to control inputs, however the rear-view camera remains fully functional.
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.