Subaru Ascent 2023–2025 — technical service bulletin
Bulletin 06-95-25R · NHTSA communication 11029338 · issued Feb 13, 2026
Technical service bulletin
communication type
Electrical System
component
2023–2025
model years
16
vehicle entries
Official summary
This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
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.