Germany, Austria and Switzerland

Turn restriction (no_right_turn) 19000952 lacks 'to' way

Turn restriction (no_left_turn) 22795341 doesn't start or end at 'via' node or way

Turn restriction (no_u_turn) 18986618 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=53.394218&mlon=8.138087&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_left_turn) 19002398 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=48.065289&mlon=8.461568&zoom=17, why don't you add it to the OSM data?)

Turn restriction (only_straight_on) 3161885 lacks 'to' way

Turn restriction (only_right_turn) 984268221 doesn't start or end at 'via' node or way

Turn restriction (only_straight_on) 19026247 lacks 'from' way

Turn restriction (only_straight_on) 5857274 lacks 'from' way