Hyundai Sonata 2018 — technical service bulletin
Bulletin 5NP-J4P2E-04 · NHTSA communication 10133164 · issued Mar 29, 2018
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
This bulletin describes the procedure for updating the Display Audio (D-Audio) System Software for the 2018 Model Year Sonata (LFa). This update prevents the LCD Overlay/Display overlapping condition (previous screen images/icons showing on current screen).
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.