Subaru Ascent 2019–2021 — technical service bulletin
Bulletin 07-199-21 · NHTSA communication 10199935 · issued Jul 30, 2021
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.