Similar issue here 

Way are not in sequence order.

For other errors see https://tools.geofabrik.de/osmi/?view=pubtrans_routes&lon=151.28155&lat=-33.84362&zoom=9&baselayer=Geofabrik%20Standard&overlays=ptv2_routes_valid%2Cptv2_routes_invalid%2Cptv2_error_ways%2Cptv2_error_nodes%2Cptv2_routes_valid%2Cptv2_routes_invalid%2Cptv2_error_ways%2Cptv2_error_nodes

For basic hints on PTv2 see https://www.openstreetmap.org/user/Warin61/diary/45106

 


