Porsche Macan 2014–2022 — technical service bulletin
Bulletin No. 190-21 · NHTSA communication 10219378 · issued Aug 16, 2022
Technical service bulletin
communication type
Electrical System
component
2014–2022
model years
9
vehicle entries
Official summary
Technical information for a warning message "engine control system fault"
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.