Subaru WRX 2016 — technical service bulletin
Bulletin 11-170-16 · NHTSA communication 10111072 · issued Dec 29, 2016
Technical service bulletin
communication type
Electrical System
component
2016
model years
1
vehicle entries
Official summary
2.0L DIT Models only. This bulletin announces the availability of reprogramming files to optimize the ECM. These files will address a customer concern of the Check Engine Light illuminating as a result of DTC P2270 being stored in the ECM.
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.