Morning Overview on MSN
EPA drops DEF sensor requirement after Trump push, reports say
The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor ...
Fast Lane Only on MSN
EPA urges diesel makers to drop failure-prone DEF quality sensors
Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the ...
While diesel-powered passenger vehicles are increasingly limited in the U.S., they remain vital, especially for those in the ...
New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...
Sick of DEF failures shutting you down? EPA is pushing changes that could reduce disruptions caused by faulty sensors.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results