Under federal law, foreign consular officers, such as Saynez-Ruiz-Duran, have only limited immunity from state criminal laws when they are performing an official function. They may not be held in jail pending trial if they are arrested for a misdemeanor offense. They are required to appear and answer the charges in court and, if convicted, can be sentenced to jail.
Maybe this guy needs to request a transfer to Texas. I hear there's a toll road between Austin and San Antonio that is raising its speed limits to 85mph. You still can't drive drunk so he may