Perhaps you have an outdated version. Remove ETK W, do a deep cache cleanup, then reinstall ETK W in the repository.
It could just be that it’s a bootleg mod. Did you download it from another site? If not, try clearing the cache.
Uninstall this mod, do a deep cache clean then install this mod: https://www.beamng.com/resources/etk-w.7951/ Same car, all better