Diesel exhaust fluid (DEF; also known as AUS 32 and sometimes marketed as AdBlue[3]) is a liquid used to reduce the amount of air pollution created by a diesel engine. Specifically, DEF is an aqueous urea solution made with 32.5% urea and 67.5% deionized water. 2. What if you run out of DEFFluid? Recently, all vehicles have been equipped with gauges and lights to alert you when DEFfluid is low. An emergency light will be triggered if DEFfluid is not replaced. Also, engine speed will be reduced to as little as five miles per hour. WhatIsDEFFluid Made Of?What Does DEFFluid Do? In 2010, the Environmental Protection Agency (EPA) implemented stringent regulations to curb nitrogen oxide (NOx) emissions from diesel engines. DEF steps in as the solution. Whatis diesel exhaust fluid (DEF)? “DEF is a simple product made of 67.5 percent deionized water and 32.5 percent urea. You could use regular water, but deionized water prevents scaling in the system, among other things,” says Miller. How does DEF work? DEF is required for the proper after-treatment operation of your equipment's emissions system. Learn more about diesel exhaust fluid from H.O. Penn online! Diesel Exhaust Fluid, or DEF, is a product designed exclusively for use in diesel engines using SCR emissions technology.Now that you know what DEF is let’s take a look at how it is implemented in your coach’s emissions system. Whatis Diesel Exhaust Fluid and Should Your Forecourt Have It?Who needs DEF, why? DEF is a requirement for medium- and heavy-duty vehicles with diesel engines produced after 2010. The vehicle is programmed to inject the DEF into the exhaust stream to meet emissions requirements. First, what does DEF mean? DEF, short for diesel exhaust fluid, is a component in diesel engines to reduce harmful emissions and improve environmental sustainability. Whatis Diesel Exhaust Fluid (DEF) Made of?DEF is available in jugs or at the pump. Our Goshen Road, Mac Card North, and Wayne Haven Sunoco stations offer Diesel Exhaust Fluid on our fuel islands at our commercial fueling stations. Find a location here WhatIsDEF?How to Check DEFFluid Level. All truck engines meeting 2010 or later EPA guidelines are required to have a dashboard warning system that alerts you when DEF levels start running low. Learn what DEFfluid is made of and why many truck owners choose DEF delete. Discover all components in a DEF delete kit and follow step-by-step instructions to remove it properly for better performance and fuel economy. Whatis Diesel Exhaust Fluid (DEF)? DEF is essential to fleet operations due to stringent environmental rules. This component is necessary for the road legality of contemporary diesel cars. DEF is a vital weapon in the fight against pollution. Diesel Exhaust Fluid (DEF) is a specially formulated solution made of high-purity urea and deionized water. It is an essential fluid for vehicles that are equipped with Selective Catalytic Reduction (SCR) technology.Premium-quality DEF What does DEF Do? Why Wolf for Your DEF?
