You should consult an attorney familiar with this type of situation and disclose all the facts and circumstances. You can be arrested if the probation was for a felony You cannot be arrested if the probation is for a misdemeanor.
Bus priority or transit signal priority (TSP) is a name for various techniques to improve service and reduce delay for mass transit vehicles at intersections (or junctions) controlled by traffic signals.
Traffic signal preemption systems sometimes include a method for communicating to the operator of the vehicle that requested the preemption (as well as other drivers) that a traffic signal is under control of a preemption device, by means of a notifier.