Posts Tagged: what is EGR valve

What an EGR valve does and bad EGR symptoms

What does an EGR valve do and bad EGR symptoms An Exhaust Gas Recirculation valve is designed to reduce combustion chamber temperatures to reduce oxides of Nitrogen emissions and help the engine burn a leaner air/fuel mixture without causes accelerated engine wear. Emissions history and the development of the EGR valve When the EPA first addressed air pollution, it directed its attention to the amount of unburned hydrocarbons (HC), carbon monoxide (CO), carbon dioxide (CO2), and oxides of nitrogen (NOx). By adjusting and monitoring air/fuel mixtures, a modern computer, and … Read More