Hyundai Accent 2014 — technical service bulletin
Bulletin TSB-15-01-029 · NHTSA communication 10058400 · issued Jun 1, 2015
Technical service bulletin
communication type
Engine
component
2014
model years
2
vehicle entries
Official summary
Hyundai: engine control module (ecm) software is updated on certain vehicles for canister purge valve (cpv) incorrect cpv flow, heavy acceleration in warm ambient temperature has a spark knock noise. Model 2014 accent, veloster. *pe
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.