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 .
If this started after starting the truck, it could be from low air tanks. Cycle the key 3 times and see if it will clear if it is for that reason. Otherwise .
If there is a problem with this system, it will derate the engine if the problem does not get taken care of soon. Make sure your DEF tank has .
of SCR Performance Low, Engine in Derate, 5 MPH limit in 150 Min. … one truck in front of us, so hopefully they will be working on it soon.
When this occurs your engine power and/or your speed will be limited. … So be aware of what is going on so you can seek service as soon as possible. … It will continue to regen until the to soot level has reached ‘low’ or ‘0%. … A service forced regeneration will ensure that the DPF / SCR System is clean .
Selective Catalytic Reduction (SCR) is an advanced active emissions control technology system that injects a liquid-reductant agent through a special catalyst into the exhaust stream of a diesel engine. … SCR technology alone can achieve NOx reductions up to 90 percent.