Subaru BRZ 2020–2022 — technical service bulletin
Bulletin 18-224-22 · NHTSA communication 10215424 · issued Jun 27, 2022
Technical service bulletin
communication type
Equipment
component
2020–2022
model years
8
vehicle entries
Official summary
This Service Information Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2256 is detected.
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.