3 days ago · AdBlue: The Complete Guide to Causes, Fixes and Prevention for Diesel Cars Introduction If you drive a modern diesel, you’ve probably seen an AdBlue warning on the dash or heard about …

AdBlue is a liquid that’s added to diesel vehicles exhaust to help reduce harmful exhaust emissions (NOx). It turns harmful pollutants into harmless gases that do less damage to the environment.

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.

Nov 7, 2025 · AdBlue is the brand name of a diesel exhaust fluid that’s owned by the German Association of Automotive Industry. It’s not a fuel additive but is meant to be used with newer diesel …

Nov 26, 2025 · AdBlue is a diesel exhaust fluid (DEF) that helps reduce a diesel vehicle’s NOx exhaust emissions. It’s stored in a tank with a blue filler cap, which is separate from the fuel tank.

Jul 6, 2025 · You've surely heard of brake fluid, fuel, and lots of other liquids needed to run a diesel vehicle. But what's AdBlue fluid? And do all diesel vehicles need it?

May 20, 2025 · AdBlue®, a diesel exhaust fluid (DEF), plays a vital role in helping diesel vehicles meet stringent emission standards. This guide delves into what AdBlue® is, how it works, and why it’s …

AdBlue® is an aqueous solution designed exclusively for diesel vehicles fitted with a selective catalytic reduction (SCR) system. This technology has enabled diesel vehicle manufacturers to comply with …

If you've seen bottles of AdBlue at filling stations and wonder what it's for and whether your car needs it, our guide will tell you everything you need to know.

Feb 25, 2025 · AdBlue is a fluid used in diesel engines to reduce harmful emissions - so, if the AdBlue tank runs dry, the system detects this and triggers a warning on your dashboard.