Another way to determine whether your car has an issue with its DPF is to look for signs of excessive smoke from the exhaust. At about 85% soot capacity and above, the DPF will need to be either removed and cleaned or replaced. The machine VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Soot Level High. keep your Tier 4 engine performing reliably. Scan this QR code to download the app now. Choosing a selection results in a full page refresh. If your engine is a 2010 or later emissions spec and youre using diesel exhaust fluid (DEF) for the selective catalytic reduction (SCR) system to separate nitrogen and oxygen in NOx emissions, beware long periods of downtime (a month or more) in extreme weather and/or DEF stored for long periods without climate control. Soot Load DPF soot load in percent His dont drive through the lights message I imagine is well-heeded by the owners in this audience, and any owner with a working knowledge of their equipment, of course, but other maintenance considerations might be less apparent given the occasionally persnickety and relatively new nature of these systems. Various customers, Mustafa says, have made a drain and flush with warm water, followed by refill, of DEF tanks a part of preventive maintenance procedures at every service interval. Don't Worry, It's Normal: Tier 4 Regeneration Explained Why Regeneration? In these cases, it is important to adjust the driving style in order to ensure that the engine is running at optimal performance. This occurs when the engine is under at least 50 percent . One active regeneration method involves the ECM tweaking engine parameters to increase the exhaust temperature. In some cases, the DPF may need to be disassembled and cleaned manually. Jacob Findlay is the Co-Founder & Executive Chairman of Fullbay. According to Taylor, soot builds up due to diesel fuel. Soot Level Low, Why Force a DPF Regen? (3-Minute Read) is the process of incinerating the soot that has collected in the soot filter. Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. Are these trucks not capable of regening while driving? Passive regen v. active regen The most common way is to use a diagnostic tool that can measure particulate matter (PM) levels in the exhaust. Youll need a diagnostic tool for this. In other words, build a medical record for trucks. Options in this menu include: Current State Current engine regen The TECHNICIAN For these reasons, an unnecessary regen often leads to hours of avoidable downtime before the technician can attempt the next solution. Furthermore, higher concentrations of soot may cause your vehicle to fail emissions tests, which could result in fines and other legal penalties. See how we give back to the essential workers of heavy-duty repair. What is a DPF (Diesel Particulate Filter) regeneration (regen) process and how to avoid costly road service call for that matter? Fuel injectors are responsible for delivering a precise amount of fuel to the engine. Remember the tips provided in this document and you will help fleets and service bays operate more efficiently. These components can present a variety of issues with different solutions for each, so further research is needed to determine if the forced regen is the answer. If your car has a DPF issue and is producing high soot levels, the most effective solution is to have it serviced or replaced. Under these conditions, soot burns off as fast as it is generated! A DPF system relies on many sensors working correctly. The last regen started at 509 miles. . is requested by the engine ECU. Digital marketing solutions built for heavy-duty truck repair shops. I'm wondering if you drove the truck thru the new dpf regen cycle if the ECM would do the reset automatically? Agriculture and Farming Equipment Repair Software. By doing the forced DPF regen you are lowering the soot levelandkeeping your system running at peak performance. regen is required, and the operator should perform this process as soon as This permits an operator to prevent Reset regeneration I don't idle over night anymore because of this BS. We examined regen zone and troubleshooting steps within JPRO and NextStep Fault Guidance to determine if JPRO gave any indication that a forced regen was a necessary action. Eventually, the DPF system needs cleaning when ash levels are too high but regens significantly extend the amount of time before a technician intervention is necessary. or taking place. operator with an advisory that a Recovery regen is required and the PTO will Read the entire description and do not assume a mention of the word Filter, DPF, SCR,or Aftertreatment means a forced regen is the solution. the intake throttle and post fuel injection to further raise the exhaust Once the connection is established it then sends the commands to start a forced DPF regen. Regeneration is all about removing the particulate matter, or unburnt fuel Lower-temperature passive regeneration, obviously, notes Mustafa, is way better for the [long-term health of the] system than active regen, also better for mpg given no fuel wasted in a parked process. Anybody have the factory dpf gauge and run an aftermarket gauge too? when regeneration will no longer clear the system completely. When the soot level is too high for a passive or active regen to occur When maintenance items are replaced on the aftertreatment system in order for you to reset certain fault code To keep your DPF filters clean, which can save you fuel mileage and prevent breakdowns When you need it. However, this is not recommended for long-term use as it could cause further damage to your engine or exhaust system. regeneration is used This downtime wastes labor hours and occupies a service bay, affecting downtime on trucks awaiting repairs. Often shortened to "regen," a DPF regeneration is the act of the system burning off collected particulate matter and turning it into ash. Theres all kinds of ways to learn how to use Fullbay! the most important thing that can be done, as weve reported before, Dealing with diesel aftertreatment demons, Dealing with DEF quality: Certification program turns 10, amid continued assurance work, Career gambler Dean DeSantis and the aptly-named 2018 Peterbilt 389 with 124-inch ARI sleeper, Sunsetting a classic any truth to the rumors? Unlike with traditional approaches to oil changes and other service intervals with hardfast intervals depending on the application and piece of equipment its pretty hard to get a miles-to-clean maintenance interval for a DPF out of a service rep. Why? We're all about creating a rewarding environment for our employees and customers. Fault 1922 included troubleshooting steps that alerted users another fault on the vehicle would likely be fixed with a forced regen, leading to a high occurrence of necessary regens. Engine regeneration is one new challenge related to T4F that increases downtime and can impact truck performance. Every month 400 people find a job with the help of TruckersReport. This type of device will be able to tell you if there are any issues with the DPF, including high soot levels. 3. Probably the fuel filter has gotten restricted and engine does not operate at full power, or there might be a fuel leak somewhere and fuel injectors get less fuel than calculated per given engine load. No active changes in engine operation are involved. DPF condition: Filter is now reaching maximum capacity. 2023 Randall-Reilly, LLC. Dmitry has been an editor and author at Cararac.com since 2015. The EGR valve is responsible for redirecting exhaust gasses into the combustion chamber and helps reduce emissions. You need to monitor your. After a little more than 33,000 miles, nearly half the material trapped in a DPF is ash, he says. manual regen usally ends about 6%. There are three types of regenerations to consider: When the aftertreatment system is working effectively and the vehicle has met the necessary conditions, a regeneration occurs while the truck is in transit. Shop Owner Roundtable: Featuring IE Fleet Maintenance and OnSite Truck and Equipment Repair. Hello I have a 2016 mack with Cummins engine cod eats service required in severe derate also getting code 1921 Sid 324 please advise . Parked Regen Used to start a Parked 7,000+ units sold and counting. You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. The engine controller reports the DPF soot load as a value from 0% to 250% Due to the increased viscosity of oil caused by the soot, there is an increased risk of engine damage or failure. When to start a forced DPF regen? and the process can take up to 90 minutes. really mean? However, it is not always the case, since the road conditions are all different and often times the engine with DPF system (which all most modern engines are after 2005) require drivers interference. Fuel is one of the highest operating costs incurred by fleets. Important Archived post. He wanted to take the best ideas from the electronic medical records world and apply them to heavy-duty repair. JavaScript is disabled. Its very hard to nail somebody down to give you a maintenance interval.. Level 3: (Amber light with DPF sign and amber check engine light are all flashing) Parked Regeneration Required Engine Derate. He recommends working in conjunction with a service facility to gauge where youre at on the need to clean, a matter of gauging the level of [exhaust flow] restriction in the DPF. At 130,00 miles, he suggests, flow test the filter. No shorts, etc on the electrical lines? control state information only. Technicians and fleet personnel must keep in mind they waste valuable time, money, and other resources when a forced regeneration occurs unnecessarily. Hot coolant turns into a rock, totally plugging the filter. I guess all I am saying in here is that the broader picture at the engine systems should be taken into consideration. D13 Regen/soot level? - TruckersReport.com engine oil is engineered to sustain emission control system durability with Click here to go toour blog post addressing this issue. How does it happen? For drivers engaged primarily in long-haul, with plenty of on-road time at greater than 50 percent of load on the engine, it might go as high as 200,000 to 225,000 miles before any need to shop-test the filter, Mustafa says. We have all the same identical trucks through Penske. The following InfoCenter icons are designed to provide quick, Like most filters, a DPF has a finite lifespan and requires cleaning to remain effective and, eventually, replacing. Eventually, your engines ECM will derate the engine by degrees, a function required by the EPA given a malfunctioning SCR system does not effect engine durability or function of the engine, he adds, to make sure the operator adheres to the emissions rules. Duramax Fifth Generation: 2011-2016 (LML), http://www.dieselplace.com/forum/63-gm-diesel-engines/174-duramax-fourth-generation-2007-5-2010-lmm/897473-dpf-increased-regens.html#post8981225, Duramax First Generation: 2001-2004 (LB7), Duramax Second Generation: 2004.5-2005 (LLY), Fuel System, Air, Exhaust & Emissions Upgrades. Reset regeneration uses a combination of Technicians and fleets should keep the following points in mind when considering a forced regen. Click here to join the waitlist! Primarily, Mustafa says, the biggest fault I see as far as DEF fluid is parking the truck for a long period of time and coming back and operating it. DEF is 32.5 percent automotive urea and 67.5 percent water. Intervals will be shorter, too, if your foot is fairly leaden. . Cycles This is successful Reset, Parked or Recovery regen cycle. . The main active components of all DPF filters are ceramic cell matter, based on Cordierite and silicon carbide ceramics. JPRO, NextStep, and TripVision are registered trademarks of Noregon. Gain access to the worlds largest parts cross-reference, up-to-date labor times, wiring diagrams, and step-by-step service guides for commercial vehicles. A better life for shops leads to safer roads for us all. OTR Diagnostics allows you to read and reset fault codes, view live data, and run advanced diagnostic functions, including forced DPF regen with your mobile phone or tablet. A warning light usually shows up, indicating it is time to literally burn out the accumulated soot. the engine returns to normal operation. That's how DPF Remedy solves DPF problems starting with the first tank of treated fuel. Check engine on too. But over time, soot builds up in the DPF filter walls. Passive Regeneration or Regen of the AFT System occurs when the exhaust system gets hot enough to ignite the soot particles in the DOC and the DPF. Press the space key then arrow keys to make a selection. The machine must be parked during the Recovery regen cycle All play a part, including amount of idle, which Mustafa recommends against to extend the life of the DPF and broader system. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Dash says soot level high. Once you get to this point, youre in trouble and you cant do a regeneration yourself youre going to need a service center.**4. Using engine oils other than 2. Required action: To avoid engine derate being vehicle to highway speeds to allow for an Automatic Regeneration or perform Parked Regeneration as soon as possible. Over time, these particles can accumulate in the diesel particulate filter (DPF), which is designed to reduce soot levels by trapping the particles and burning them off in a process known as regeneration. Get the cleaning done before it break, he adds, and youll never have an issue.. The Fora platform includes forum software by XenForo. Diesel particulate filter regen is a relatively recent issue facing truck and fleet owners. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. Do Not Sell or Share My Personal Information, 2020 miles till empty went crazy after fill up. A maintenance checklist can help ensure you hit everything necessary during an inspection.
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