US Patent 10336320 Monitoring of communication for vehicle remote park-assist

Method and apparatus are disclosed for monitoring of communication for vehicle remote park-assist. An example vehicle includes an autonomy unit for remote parking, a communication module, and a controller. The controller is to send a counter signal to and receive a return signal from a mobile device via the communication module, determine a time period between sending of the counter signal and receipt of the return signal, and prevent the autonomy unit from causing vehicle movement responsive to determining the time period is less than a threshold.