EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment: EPA appeared first on FreightWaves.

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

At the Great American Agriculture Celebration on the White House South Lawn Friday, President Trump announced that the ...

The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.

EPA’s latest move on diesel exhaust fluid systems aims to reduce unexpected derates and costly downtime, both persistent ...

EPA is removing DEF sensor requirements to end costly equipment shutdowns and save farmers an estimated $4.4 billion annually ...

Sick of DEF failures shutting you down? EPA is pushing changes that could reduce disruptions caused by faulty sensors.

In a major move aimed at “freeing up” the American supply chain, President Trump and EPA Administrator Lee Zeldin announced ...

The White House came alive today with the Great American Agriculture Celebration, but the real fireworks happened when ...

The move follows a February action seeking to end diesel derates. EPA cited the Small Business Administration as saying its ...

While diesel-powered passenger vehicles are increasingly limited in the U.S., they remain vital, especially for those in the ...

The run of diesel engine deregulation at the EPA continues. The agency has just released guidance that makes big changes when ...