Subaru Ascent 2020–2024 — technical service bulletin
Bulletin 18-224-22R · NHTSA communication 10244908 · issued Oct 12, 2023
Technical service bulletin
communication type
Equipment
component
2020–2024
model years
19
vehicle entries
Official summary
This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected.
Vehicles covered
- 2023 Subaru Ascent
- 2024 Subaru Ascent
- 2022 Subaru BRZ
- 2023 Subaru BRZ
- 2024 Subaru BRZ
- 2024 Subaru Crosstrek
- 2024 Subaru Impreza
- 2020 Subaru Legacy
- 2021 Subaru Legacy
- 2022 Subaru Legacy
- 2023 Subaru Legacy
- 2024 Subaru Legacy
- 2020 Subaru Outback
- 2021 Subaru Outback
- 2022 Subaru Outback
- 2023 Subaru Outback
- 2024 Subaru Outback
- 2022 Subaru WRX
- 2023 Subaru WRX
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.