Cummins NOx Sensor 2894942 5WK96676A 5EL049 Original factory standard, direct installation

Cummins nitrogen oxide sensor installed in diesel exhaust pipe to monitor NOx concentration in real time and feed ECU to precisely control SCR dosing, ensuring emissions compliance and protecting aftertreatment system. Fits Cummins ISX, ISL, ISM series engines; OEM 2894942, compatible with 5WK96676A and 5EL049. Installation medium; ~30 minutes; mind harness routing to avoid high-temperature contact. If vehicle shows power loss, speed limitation, engine fault light, or abnormal urea consumption, sensor signal is out of spec or failed; replace.