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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.
To comply with cutting down emission levels, diesel engine manufacturers as a whole decided to implement a selective catalytic reduction (SCR) system, which includes an SCR catalyst, a pump, a tank, lines, an injector, and a synthetic, non-toxic diesel exhaust fluid (DEF).
3 Οκτ 2024 · Diesel exhaust fluid, or DEF, is a key component in lowering pollutants emitted from diesel engines, helping to improve efficiency and reduce emissions.
DEF is a liquid made of water and urea that reduces nitrogen oxide emissions from diesel vehicles. Learn how DEF works, when to refill it, and where to find it at Sunoco stations in Fort Wayne, Indiana.
4 Ιαν 2016 · With the addition of Selective Catalytic Reduction (SCR) to Cummins diesel engines for a wide range of vehicles built in 2010 or newer, we’ve answered some of the most common questions about Diesel Exhaust Fluid (DEF).
18 Οκτ 2022 · But one of the secrets to mitigating their emissions is the usage of diesel exhaust fluid (DEF), also known as AdBlue. The DEF injector on a 2015 Volkswagen Jetta TDI. Chris Rosales. Yes,...
29 Φεβ 2024 · A DEF urea pump is designed to transfer and dispense DEF (Diesel Exhaust Fluid), a non-toxic solution that reduces emissions from a diesel engine. It ensures efficient and accurate delivery of DEF to fulfil a modern diesel engine’s requirements.
