Hi 58zarali, 
thanks for your response, have the way is done now:

https://tools.geofabrik.de/osmi/?view=geometry&lon=41.51651&lat=40.79937&zoom=15&baselayer=Geofabrik%20Standard&overlays=self_intersection_ways%2Cself_intersection_points%2Csingle_node_in_way%2Cduplicate_node_in_way

Guido