Subaru Legacy 2020–2022 — technical service bulletin
Bulletin 15-258-19R · NHTSA communication 10202804 · issued Oct 1, 2021
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
6
vehicle entries
Official summary
This Service Information Bulletin involves DTC U0254 â Lost Communication with Remote Control Moduleâ . The DTC will be stored in memory when performing an all systems DTC check on vehicles equipped with the Genuine Subaru accessory Remote Engine Starter (RES) p.n. H001SAN000 or H001SAN100.
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.