INSITE helps to ensure accurate procedures and diagnosis and limit downtime, while increasing productivity and profits.Ĭummins INSITE software supplies engine information quickly, getting the inside details you need. INSITE is a PC-based software application that provides quick and easy access to your engine’s electronic performance information, which enables faster service turnaround times. INSITE is a Microsoft Windows based electronic service diagnostic program that allows you to troubleshoot Cummins electronic engines.