Subaru Forester 2014–2015 — technical service bulletin
Bulletin WQW58 · NHTSA communication 10120961 · issued Feb 10, 2016
Technical service bulletin
communication type
Engine
component
2014–2015
model years
3
vehicle entries
Official summary
Subaru of America, Inc. has initiated a Service Program to reprogram the Engine Control Module (ECM) on certain 2015 model year WRX vehicles and certain 2014 and 2015 model year 2.0XT Forester vehicles equipped with a 2.0 liter turbocharged engine, to address a possible pre?ignition issue.
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.