Germany, Austria and Switzerland

Turn restriction (only_right_turn) 5670130 lacks 'from' way

Turn restriction (only_right_turn) 10398563 check: 'via' way(s) are used in only_right_turn restriction

Turn restriction (only_left_turn) 16272808 check: 'via' way(s) are used in only_left_turn restriction

Turn restriction (only_left_turn) 12936993 check: 'via' way(s) are used in only_left_turn restriction

Turn restriction (only_left_turn) 12936998 check: 'via' way(s) are used in only_left_turn restriction

Turn restriction (no_u_turn) 14939173 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=49.094657&mlon=8.531123&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_u_turn) 177080723 ) ways connect in more than one place

Turn restriction (no_straight_on) 4297914 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=46.225891&mlon=7.354627&zoom=17, why don't you add it to the OSM data?)