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is the process of incinerating the soot that has collected in the soot filter. engine oil is engineered to sustain emission control system durability with regulations. exhaust temperature as a result. For a better experience, please enable JavaScript in your browser before proceeding. The process is preset in the ECU and under normal driving conditions and dont have to be part of a operators responsibility. part of a continuing series of how to articles to help you maximize 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. At Level 4 the driver can no longer get the DPF regeneration going, since the ECM will put the trucks engine into Derate Mode and truck will not go any faster then 20 mph, just to allow a driver to get to repair shop. Drop comments below. Forced DPF Regen, Resets Derates - OTR Performance Inc. Haven't been in a kw very long. DPF Soot Load is at an elevated level (7+), perform 1 additional OBFCT. We have all the same identical trucks through Penske. really mean? When necessary, a filter can be replaced or serviced in order to maintain optimal performance. If the engine is not running correctly, or if there are any mechanical issues like worn parts or poor compression, this can lead to more soot being produced as well. Our support services are completely free. The most common way is to use a diagnostic tool that can measure particulate matter (PM) levels in the exhaust. Often shortened to regen, a DPF regeneration is the act of the system burning off collected particulate matter and turning it into ash. By doing the forced DPF regen you are lowering the soot levelandkeeping your system running at peak performance. for anyone looking to confirm the current state of the engine and whether the Diesel Stories: A heavy-duty podcast for the heavy-duty industry. When the DPF needs to be cleaned, clean it dont jump to reman swap programs Even if the DPF was at 100%, the Soot level would go up to 3.40-3.43 g/lt before a regen would start and then after cleaning it would show about 1.8 to 1.9 g/lt. Passive Regeneration Passive regeneration happens automatically. The DPF soot load could be too high for a passive or active regen to occur, meaning you'll need to perform a forced DPF regen. The following InfoCenter icons are designed to provide quick, 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. Scan this QR code to download the app now. control state information only. 4. and the process can take up to 90 minutes. Turf management news, events, and solutions. The tractor comes with a soot level indicator on the display, and an automatic exhaust filer cleaning system. Resetting a Derated DPF | Triad Diagnostic Solutions If you notice thicker-than-normal smoke coming out of your car's tailpipe, it could be a sign that the DPF is not working properly and needs to be serviced. If the DPF soot level is too high, the engine computer program will not allow the system to regenerate. Thermal cleaning doesnt remove anything, but makes it easier to do the pneumatic [air] cleaning. operator with an advisory that a Recovery regen is required and the PTO will level of DPF cleaning. is activated by the engine ECU. This contamination causes unacceptable back pressure. To run or to not run a forced DPF regen. When the Parked/Stationary regeneration is required, the display will prompt New trucks are stupid. Yes, OTR Diagnosticsthe OTR ResetTool will allow you to start a forced DPF regen no matter what the soot level is. By following this list, technicians can often correct the problem without the need to force a regen. A diesel particulate filter (DPF) is a component within a heavy-duty trucks aftertreatment system. In todays blog post we are going to be answering the top questions we receive regarding the DPF regen. Using an average diesel price of 2.42, that equates to $2,700-$4,043 in wasted fuel costs. The check engine light (yellow)starts with a 20 percent derate (reduction in horsepower output), then moves up to 40 percent, which if you hadnt noticed the 20 percent, you will most certainly notice, Mustafa says. 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. DPF condition: Filter is reaching capacity. The ECM then switches on an extra fuel injector that shoots fuel into the exhaust stream. No active changes in engine operation are involved. The DPF Soot gauge before last regen was at 3.0 g/l and dropped to 1.53 g/l after regen. Start a forced DPF regen. (at top) The high exhaust temperature light indicates that passive regeneration is occurring. reported by engine. required by the operator unless prompted by the advisories on the screen. Soot Level High Regenerate DP To Prevent Derate Regenerate DPF To Prevent Derate The diesel particulate filter (DPF) is a device that collects exhaust gases and burns off carbon deposits. The operator should not inhibit regen unless In this article, we will review in detail how to diagnose and solve the problem of high soot levels in a diesel car. soot in the soot filter. or taking place. I hope this blog post helps clear upmore of your forced DPF regen questions. A regen causes an engine to sustain substantial revolutions per minute (RPMs) for a considerable amount of time during the process. Although, PACCAR motors were notorious for emissions problems years ago, so it depends on how old the truck is. A professional technician can inspect the filter and determine whether it needs to be cleaned, repaired, or replaced. Mechanic's Assistant: What is the complete model and serial number of your machine? Looking for the next step in your career? Dont let a servicing technician throw a filter at it. sure to read and understand any advisories for additional instructions and Passive regeneration happens frequently in long-haul trucking because it requires continuous driving where the DPF can hit a temperature above 1,000 degrees Fahrenheit to create the heat levels that turn soot into ash. Soot Load DPF soot load in percent A fully integrated payments solution that gives your shop best-in-class credit card & ACH processing, simple fleet check authorization, and a personalized payments portal, all without leaving Fullbay. The difference could be hundreds of miles to hundreds of thousands of miles, depending on the application, Mustafa notes, with vocational/urban/stop-and-go applications having much shorter intervals than long and heavy. Be on the lookout for bad DEF According to Taylor, soot builds up due to diesel fuel. DPF condition: Filter is now reaching maximum capacity. With Fullbay, you get unlimited users and no annual commitment. regen is required, and the operator should perform this process as soon as Soot Load Percent and Regen All play a part, including amount of idle, which Mustafa recommends against to extend the life of the DPF and broader system. It needs to go somewhere and be cleared out. Additionally, when the regen doesnt correct the problem, the driver incurs morel downtime waiting on a tow or mobile repair visit and the associated repair work. 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. the user every 15 minutes with an advisory on the InfoCenter that a Parked 1. Press the space key then arrow keys to make a selection. Youll need to clean very, very carefully so as not to damage the filter, and removing particulate matter must be handled with the proper equipment and care so technicians are not exposed to its extremely fine contaminants. In some cases, the DPF may need to be disassembled and cleaned manually. Technicians and fleet personnel must keep in mind they waste valuable time, money, and other resources when a forced regeneration occurs unnecessarily. The information in this blog post can be used as a general foundation for all makes, models, and engines that have the DPF system. This occurs when the engine is under at least 50 percent . When to start a forced DPF regen? Of all faults displayed on the table, none included troubleshooting steps indicating a forced regen was the recommended action. Considering the 1114 unnecessary regens, we discovered on a single engine model when only one active fault was present, between 1114 and 1671 gallons of fuel were wasted on unnecessary regens. Stay safe, stay healthy & be blessed. It is kinda lengthy process, but in most cases the whole process should not take more than an hour. How to Avoid Work Truck Downtime Caused by DPF Regeneration With regular maintenance and proper diagnosis, you should be able to ensure that your DPF is working properly and reduce the amount of soot produced by your engine. (DOC), which can potentially cause operational problems and may jeopardize Youll also want to get to work on it sooner rather than later, as continuing to operate the vehicle at this stage can ruin the DPF and cause other damage. Whether to do a bake-and-air cleaning, or just air Well discuss both of these things in more detail below. The High Exhaust Gas Intervals will be shorter, too, if your foot is fairly leaden. start a Parked regeneration within the InfoCenters Service menu (it typically dirve it for about 5 minutes after regen ends and it drops to another 4%. I have done some research but haven't been satisfied yet. Excessive soot production could prevent a rolling regen from working which can be caused by poor fuel flow like from clogged filters. Youll also need to clean the filter if a fuel injector or turbo problem causes contamination with engine oil or non-combusted diesel. DPF soot levels have stored values in the engine control module and aftertreatment control module (ECM/ACM). CJ-4 can cause premature clogging of the DPF and a subsequent reduction in Jacob Findlay is the Co-Founder & Executive Chairman of Fullbay. 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. If you run out of DEF it will derate you to five miles an hour.. Lifehacks That Kill Your Vehicle, KIA Sportage Hidden Features - Making Your SUV Even Smarter. Cookie Policy | When it comes on, the system needs to be regenerated, whether actively or passively. Determine your ideal gross profit and markup percentage,. Initiate a Forced DPF Regen A forced DPF regen is performed when a diagnostic scan tool, such as the OTR Reset Tool, starts the regen process. At Soot Load 100%: Parked regeneration Regenerate dpf to avoid derate. Diesel fuel with Without your consent employers will not be able to contact with job offers, would you like to opt-in now? The InfoCenter will prompt the Options in this menu include: Current State Current engine regen D13 Regen/soot level? - TruckersReport.com Deodorant on Squeaky Belt. the intake throttle and post fuel injection to further raise the exhaust I can tell you that working on the big trucks when replacing or cleaning a dpf I had to reset the soot level with my laptop. When a vehicle's DPF becomes too clogged, it will cause the engine to derate and may damage the car's engine. Regeneration, generally, is the process by which increased exhaust gas temperatures turn soot clogging portions of the DPF into less-clogging ash.**2. Do Not Sell or Share My Personal Information, 2020 miles till empty went crazy after fill up. A reman filter is only as good as how well the person prior to you serviced their vehicle, Mustafa says. Work on it with some of your peers, those with similar miles per gallon, driving style and application. Load 122%: Recovery regeneration is requested by the engine ECU. regeneration request is ignored, engine performance will degrade and unplanned Ever thought about starting a mobile repair shop? What They Mean Digital marketing solutions built for heavy-duty truck repair shops. High soot levels can be identified through a variety of methods. machine is parked. The machine How to Solve the Problem? These include, but are not limited to, a clogged DPF filter, EGR fault codes, your VGT turbo operation. The filter removes a lot of the DPMso much so, you could place a white handkerchief over the exhaust pipe and it would stay white. New dpf, Still high soot levels. | Diesel Place Theres all kinds of ways to learn how to use Fullbay! 5.12.2022 . Regeneration Just go to the SERVICE menu in the InfoCenter display Knowing when exactly the filter is clogged enough to warrant a bake and/or blow-out (or in the case of Detroits post-2010 units still under warranty, employment of that companys own fluid cleaning method so as not to void the warranty, he notes) is where a somewhat-new maintenance approach is advised. In the case of a compromised filter, if you want reliable road time, replace the filter, Mustafa says, but before you do, make certain conditions causing the compromised condition of the device are taken care of first. The filters purpose is to trap particulate matter that a diesel engine outputs to meet the standards set by the United States Environmental Protection Agency (EPA). Often shortened to "regen," a DPF regeneration is the act of the system burning off collected particulate matter and turning it into ash. regeneration and why is it needed? See the improvements real shops experienced when they switched to Fullbay. Required action: Bring vehicle tog highway speeds to allow for an Automatic Regeneration. The value may fluctuate, and this is normal. 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. 7,000+ units sold and counting. 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? regeneration system, its right at your fingertips. I Need CDL Training By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Since I have been monitoring the gauges, the DPF Load has never gone below 30% after a cleaning. machine is in regen mode. Regardless if the forced regen occurs in the bay or on the side of the road, drivers lose precious time awaiting its completion. Passive, Assist and Reset regeneration are automatic methods, and engine performance. Using engine oils other than Note: An advisory will be Discussion in 'Volvo Forum' started by TheDude1969, Feb 13, 2016. be disabled on the unit. The engine controller reports the DPF soot load as a value from 0% to 250% This happens with the soot level reaches a certain threshold. How can I fix it? That's how DPF Remedy solves DPF problems starting with the first tank of treated fuel. Its a normal and necessary part of If the soot level is too high, the vehicle should be stopped. Rather than naturally occurring when the DPF reaches the high temperature on its own, the engine undergoes a process to increase exhaust heat and create a chemical reaction that generates the temperatures needed to oxidize particulate matter. See how we give back to the essential workers of heavy-duty repair. Schedule a free demo of our shop management software. The baking/thermal cleaning process lasts for 6-8 hours. Cycles FORScan and others do not seem to give "accurate" readings in relation to what Ford has programmed the ECU/PCM. One active regeneration method involves the ECM tweaking engine parameters to increase the exhaust temperature. Don't 'drive through the lights' and other aftertreatment system PM Normally with the first tank of treated fuel. Under these conditions, soot burns off as fast as it is generated! DPF regen happens when the trapped particulates heat up enough to combust and turn to ash. This type of device will be able to tell you if there are any issues with the DPF, including high soot levels. 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. Jacob is a CPA licensed in Arizona, has a Master's degree in Accounting, a cellist, a so-so surfer, and the father of eight children. At an average of $23 per hour, employers spent an avoidable $38,433 in technician pay for these events. cancel a Parked regen cycle when the cycle is running. screen, dont panic. This includes regularly cleaning the DPF, as well as making sure that proper fuel and oil quality are maintained. Recently changed differential pressure sensor, and did not take care of issue. . Any tips you can share on these issues? You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. left in the OFF state. Timewise, weve generally found that cleaning a DPF is a quick enough processit can usually be accommodated during an oil change. So, what is JavaScript is disabled. High heat burns the particulate matter and turns it into ash which means the soot DPF regen happens when the trapped particulates heat up enough to combust and turn to ash. It's that powerful and it happens fast. Tier 4 diesel engines require CJ-4 specification (or higher) low-ash oil. (Video) Soot Sensor Operation and Information (TheDieseler) How do I lower soot level? 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. Under active regeneration, triggered by a series of steps taken by the operator while the vehicle is stationary, the fuel doser ahead of the DOC in the system is engaged to bring temps up to 1,100-1,200 degrees to burn off soot. how often you should run a forced DPF regen, Perform a forced DPF regen every 2-3 weeks. Manage parts across multiple locations and easily order from vendors. By doing the forced DPF regen you are lowering the soot level and keeping your system running at peak performance. Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. Passive regen v. active regen Get the latest trends and best practices in heavy-duty repair. A DPF system relies on many sensors working correctly. I have a Peterbilt 365 with a paccar mx13 EPA 2010. Learn how these two shop owners handle marketing, recruiting, and interviewing. There are consequences for running unnecessary regens, all of which affect the cost of ownership and impact a fleets bottom line. Add a photo of your rig to our Reader Rigs collection to share it with your peers and the world. the last regen was more than 50 hours ago. This ash buildup is not necessarily related to regens, but is most often due to sulfated ash in the engine oil. Engines MCM will try its best to get rid of harmful soot by regenerating DPM by its own algorithm, but if it does not succeed one of four (4) scenarios will take place with DPF along with corresponding indicator lamp on a dash being lit: 1. To learn more about how we use cookies, please see our, How to Attract Diesel Technicians to Your Shop, Diesel Particulate Filter (DPF) Regen and Repair, 6 Critical Reasons You Should Have Shop Repair Software. A leaking injector allowing excessive fueling to the doser ahead of the DOC All will make that filter fail very fast. Inhibit Regen defaults to OFF when the machine is turned on. Engine regeneration is one new challenge related to T4F that increases downtime and can impact truck performance. This can be as simple as a warning light on the dashboard or more sophisticated systems that can track emissions levels and alert you when they're too high.