The FPSS-CY diesel engine monitoring system (hereinafter referred to as the monitoring system) is a single-chip microcomputer-controlled electronic measurement and control system for diesel engines. It can accurately detect or read ECU data to display diesel engine speed, oil pressure, water temperature, oil temperature, battery voltage, and cumulative diesel engine running time. According to user settings, it can monitor the above parameters in real time, issuing audible and visual alarms and protective shutdown alarms when limits are exceeded. The monitoring system has a remote control interface and can be equipped with corresponding remote control instruments to realize remote monitoring and remote control of diesel engine operating parameters. This product has passed the China Classification Society (CCS) type certification, and its technical performance and quality requirements comply with the International Electrotechnical Commission (IEC) standards.