To implement remote diagnostics, smart devices with embedded sensors, controllers, and communication modules are needed to collect and transmit data. Use a software platform that can receive, store, process, and display the data from the devices. This platform should integrate with your field service management system, customer relationship management system, and other relevant applications. A reliable and secure network connection is needed to link the devices, software platform, and users. Use various technologies such as Wi-Fi, cellular, Bluetooth, or satellite depending on your needs and availability. Lastly, have trained and authorized users who can access and use the remote diagnostic system. These users could include field service managers, technicians, customers, or third-party experts.