Hosted 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 air cleaner. After years of complaints about failure-prone diesel exhaust ...
CCJ

End of DEF quality sensors a win for reliability, but what about the environment?

Recently the Environmental Protection Agency (EPA) announced that diesel exhaust fluid (DEF) quality sensors are not required on trucks. The American Trucking Associations (ATA) and others have argued ...
Yahoo

Will the end of DEF sensors mean a reduction in its consumption?

Add Yahoo as a preferred source to see more of our stories on Google. Will the ability to stop using DEF sensors impact its consumption level? (Photo: Shutterstock) If a truck driver wants to save a ...
CCJ

EPA strikes DEF sensor requirement, seeks to end derates over fluid quality

The U.S. Environmental Protection Agency on Friday said it is dropping the requirement for diesel exhaust fluid (DEF) sensors as part of a truck's aftertreatment system in favor of monitoring actual ...
Transport Topics

EPA Moves to Address DEF System Failures

EPA approved guidance allowing diesel manufacturers to replace urea quality sensors with NOx sensors in DEF systems. The agency said faulty DEF sensors are a significant source of warranty claims and ...