DINEX Particulate Sensor for Cummins is a dedicated diesel exhaust particulate (PM) sensor engineered to monitor soot accumulation downstream of the diesel particulate filter (DPF). The sensor delivers a changing electrical signal as particulate matter builds in the exhaust stream, enabling the engine control unit to receive real-time particulate load information. By reporting accurate soot levels, the sensor supports timely DPF regeneration events and prevents excessive ash or soot buildup that can trigger fault codes, reduce filter effectiveness, or force unplanned service. Service teams benefit from clearer diagnostic data that narrows root-cause analysis when particulate-related faults appear. In operation, the sensor’s continuous feedback helps the vehicle control strategy apply regenerations only when needed, which can reduce the frequency of unnecessary active regens and the engine stress associated with repeated cycles. Fleet managers see measurable operational value through improved uptime, fewer unscheduled shop visits for DPF-related faults, and protection of downstream exhaust components from premature plugging. The sensor is supplied in a compact package with documented footprint and mounting form factor suitable for Cummins exhaust layouts, and it interfaces with the vehicle control system using standard electrical signaling. The product is intended for direct replacement in supported Cummins installations and for integration into emission-management workflows where accurate particulate measurement is required to maintain emission performance, engine reliability, and predictable maintenance intervals.