Subaru Ascent 2019–2022 — technical service bulletin
Bulletin 07-199-21R · NHTSA communication 10201052 · issued Aug 31, 2021
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
9
vehicle entries
Official summary
This bulletin provides additional information for the diagnostic procedures concerning measurement of dark current (standby current).
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.