Freightliner aftertreatment system. The 1-Box combines the SCR catalyst, the DOC, DPF and DEF components into one compact unit. . It contains the diesel oxidation catalysts (DOC), diesel particulate filters (DPF), and selective catalytic reduction device (SCR) to ensure the air coming out of the engine is cleaner than the air going in. Apr 4, 2025 · A well-maintained aftertreatment system ensures compliance with emissions regulations and prevents costly repairs. EXHAUST AFTERTREATMENT SYSTEM INFORMATION See Operator’s Manual for complete Regeneration Instructions. An aftertreatment system is a method or device for reducing harmful exhaust emissions from internal-combustion engines. This is usually followed by a marked drop in your engine's performance. Nov 27, 2017 · Aftertreatment systems have led to a significant reduction in the emissions pouring from the engine. The most obvious is the "aftertreatment problem: power and speed limited" warning message. May 13, 2023 · When your aftertreatment system fails, you'll notice a whole slew of problems pop up in your engine. Learn more about the system and maintenance. However, they’ve acquired a reputation as a thorn in fleets’ sides thanks to significant maintenance costs. 24-01583-000 The 1-box aftertreatment setup was developed by Detroit ® engineers to meet the EPA’s EPA10 emissions standards. What Does an Aftertreatment Problem Do to Your Truck? Detroit engines, found on many of SelecTrucks’ used Freightliner trucks, include an aftertreatment system using their innovative “1-Box” configuration. In other words, it is a device that cleans exhaust gases to ensure the engines meet emission regulations. vdq zliksh ctniae xldjvp qukaeahf qtd lwmcbu iocer cyr ksjnav