Subaru Solterra 2023–2026 — technical service bulletin
Bulletin 15-334-25R · NHTSA communication 11034270 · issued Jun 30, 2026
Technical service bulletin
communication type
Electrical System
component
2023–2026
model years
6
vehicle entries
Official summary
This Bulletin outlines the diagnostic procedures to be followed when identifying dark current/parasitic draw concerns caused by third-party mobile applications on Solterra vehicles. (This is an revised version of the original bulletin.)
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.