Tesla’s self-driving taxis appeared to violate traffic laws during the company’s first day offering paid rides, with one customer capturing footage of a left turn gone wrong and others traveling in cars that exceeded posted speed limits.

The National Highway Traffic Safety Administration is seeking information from Tesla after reviewing online videos of a robotaxi allegedly using the wrong lane and of speeding by another driverless vehicle.

US auto safety regulators are looking into incidents where Tesla Inc.’s self-driving robotaxis appeared to violate traffic laws during the company’s first day offering paid rides in Austin.