WALKER PRODUCTS HD 1004-1025 NOX SE

NOx sensors in vehicle exhaust systems measure nitrogen oxide emissions, aiding ECM in emissions control for compliance with environmental regulations and ensuring efficient operation of systems like Selective Catalytic Reduction (SCR). A NOx sensor holds a crucial role within emission control systems in vehicles featuring spark ignition (gasoline) and compression ignition (diesel) engines. It serves to monitor emissions of nitrogen monoxide (NO), nitrogen dioxide (NO2), and nitrous oxide (N2O), conveying data to the Engine Control Module (ECM). This information prompts adjustments to the engine's combustion process and emission control mechanisms, effectively curbing the release of these pollutants. By facilitating targeted emission reduction, NOx sensors contribute significantly to environmental preservation and regulatory compliance across a range of engine types.