Subaru Ascent 2019–2021 — technical service bulletin
Bulletin 07-199-21R · NHTSA communication 10225733 · issued Oct 3, 2022
Technical service bulletin
communication type
Electrical System
component
2019–2021
model years
8
vehicle entries
Official summary
This Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. 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.