Subaru Crosstrek 2020–2022 — technical service bulletin
Bulletin 09-101-23 · NHTSA communication 10231306 · issued Jan 17, 2023
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
8
vehicle entries
Official summary
This bulletin announces availability of reprogramming files developed for the Engine Control Module (ECM) to optimize the fuel injection systemâ s fuel spray pattern and engine block heater detection.
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.