Germany, Austria and Switzerland

Turn restriction (only_straight_on) 7470542 lacks 'from' way

Turn restriction (no_left_turn) 17484428 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=48.228393&mlon=16.380790&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_u_turn) 185088157 ) ways connect in more than one place

Turn restriction (no_u_turn) 13536165 lacks 'to' way

Turn restriction (no_u_turn) 13536165 lacks 'from' way

Turn restriction (no_left_turn) 17553661 lacks 'from' way

Turn restriction (only_right_turn) 13364448 lacks 'from' way

Turn restriction (only_straight_on) 6489478 lacks 'from' way