Subaru Legacy 2023–2025 — technical service bulletin
Bulletin 09-136-25 · NHTSA communication 11016177 · issued Mar 17, 2025
Technical service bulletin
communication type
Engine
component
2023–2025
model years
6
vehicle entries
Official summary
This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This logic was developed to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error.
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.