To diagnose loaders, it is best to use specialized software, which can provide detailed information about the state of the systems and components of the equipment. For example, to diagnose JCB technology, you can use the jcb servicemaster
https://sites.google.com/view/jcb-servicemaster/home . This program provides information about the state of the systems and components of the equipment, and also allows them to manage them for further maintenance and repair.
