hi all, Had this light come up two weeks ago. Went into the shop and changed dosage valve. The mechanic also questioned the pump but after .
getting the SCR performance Low alarm on my dash followed by ‘Engine will derate to 8Kph’ . The power cuts in half. Have taken truck to two .
Scr performance low keeps coming on and have to do a parked regen every few days. It did not do it for like 3500 miles.
The SCR/DEF system was implemented in Volvo Trucks 2011+ to curb exhaust emissions on Class 8 trucks. If you have a Paccar engine and .
I got the dreaded Check Engine light and a message of SCR Performance Low, Engine in Derate, 5 MPH limit in 150 Min. I stopped and .
ClearTech SCR engines drop emissions, not performance. As an industry leader in engine development, Mack ® remains at the forefront of engine development .
are reduced by the reaction between NO and NH3 then they are reoxidized … studied due to their excellent low-temperature SCR performance [18, 23–25]
Among these catalysts, manganese-based oxides have been extensively studied due to their excellent low-temperature SCR performance. Here, the pure .