So, DPF is not the only factor that can contribute to high soot levels in a diesel car. Be warneda new filter can cost $5,000 or more. I hope this blog post helps clear upmore of your forced DPF regen questions. What's more, a new rule approved unanimously by CARB will also require drayage operators to begin transitioning to electric trucks as soon as 2024, with a full diesel phase-out at the ports by 2035. 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? This will only be enabled Ever thought about starting a mobile repair shop? DPF condition: Filter has reached maximum capacity. This means that a DPF cannot regenerate if the fuel level is low. DPF? Second time I've had to go to a shop in 2 months for forced regen. The problem is that DPF is rather expensive, and replacing it can be a costly endeavor. Fullbay is made possible by an incredible group of people, staring with our leaders. Turf management news, events, and solutions. issues of Grounds for Success for more tips and information. He wanted to take the best ideas from the electronic medical records world and apply them to heavy-duty repair. To stop a parked regeneration, depress the brake or throttle pedal. Once the underlying issue is resolved the regen process should be again called for and be carried out. Available within the Aftertreatment Diagnostics feature, technicians quickly see which regen zone (0-5) the truck is in and determine the best course of action. 5.12.2022 . 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. the user every 15 minutes with an advisory on the InfoCenter that a Parked The built-up soot is then removed as gaseous carbon dioxide.Regeneration may happen one of three ways: passive, active, or forced. If this Not sure what you could do with a snap on scanner. dirve it for about 5 minutes after regen ends and it drops to another 4%. Cruise off. Why can't I regen before my trip "conditions not met". is requested by the engine ECU. I have a 2012 w/540,000miles. Today Fullbay is the number one fleet repair platform in North America. 70 grams -160% Soot Loading 1)P2463 Diagnostic Trouble Code (DTC) sets, 2)Reduced Engine Power, 3)Service Regeneration required 87 grams -200%Soot Loading For these reasons, an unnecessary regen often leads to hours of avoidable downtime before the technician can attempt the next solution. Every month 400 people find a job with the help of TruckersReport. If a technician just tries to throw a filter at it and youve seen those other conditions, youre just feeding the problem. Stay safe, stay healthy & be blessed. On average, it takes between thirty and sixty minutes to complete a forced regeneration. How long should a forced DPF regeneration last? (DOC), which can potentially cause operational problems and may jeopardize This process requires the operator or technician to CJ-4 can cause premature clogging of the DPF and a subsequent reduction in Examining data derived from one of the most common engines from JPRO connections, we discovered a significant number of regens performed when there was no suggestion to do so. 2023 Randall-Reilly, LLC. If it becomes clogged, more soot will be produced as the exhaust is not being adequately cooled. In this article, we will review in detail how to diagnose and solve the problem of high soot levels in a diesel car. Consider the following cases for how JPRO Professional helps technicians avoid a forced regen when it is not the recommended action: JPRO displays enhanced OE-level fault descriptions to guide users toward the root cause of the problem. We equip you with the power to perform advanced diagnostics easier and faster than ever before while over the road. The InfoCenter will prompt the JPRO Software & Kits After discovering the root cause, detailed repair manuals help guide the technician down the most efficient path to repair the problem. The unit will only permit the operator to wait two hours maximum Maintenance Reminders If your truck can do an effective regen prior to ash cleaning, you will not need the baking process that many service technicians offer, Mustafa notes. control state information only. I hate hate hate waiting for a regen to finish. The value may fluctuate, and this is normal. When it comes on, the system needs to be regenerated, whether actively or passively. Lifehacks That Kill Your Vehicle, KIA Sportage Hidden Features - Making Your SUV Even Smarter. DPFs can be cleaned in a variety of ways, depending on the type of filter and the severity of contamination. We're all about creating a rewarding environment for our employees and customers. 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. In addition, Join 135,000 owner-operators who get helpful insights and important news delivered straight to their inbox with the, By providing your email, you agree to our. 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. long-term component life. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. a Recovery regen cycle when requested by the engine. Subscribe for updates! Like most filters, a DPF has a finite lifespan and requires cleaning to remain effective and, eventually, replacing. 2020 GMC Sierra SLT 3500 CC/SB L5P 3/14/20 Payload 3726lbs. When the soot level is too high for a passive or active regen to occur. 3. The value may fluctuate, and this is 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. to reduce the amount of fresh air coming into the engine, which increases the Receive repair requests and generate service orders quickly and efficiently. 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. displayed recommending running your engine at full throttle during a Reset May also be used to cancel a 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. What happens if your truck can no longer regen? sub-menu contains additional information, not only for technicians, but also Less soot = Less need for DPF regeneration. Once the Recovery regeneration process completes, Privacy | The engine controller reports the DPF soot load as a value from 0% to 250% With proper diagnosis and maintenance, you should be able to keep your diesel car running efficiently and reduce the amount of soot produced. Well discuss both of these things in more detail below. 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. Regeneration may happen one of three ways: passive, active, or forced. NarcolepZZZZZZ 2 yr. ago The only light was the DPF Status indicator.don't ever go far enough to get a meaningful active regen. JPRO, NextStep, and TripVision are registered trademarks of Noregon. Without your consent employers will not be able to contact with job offers, would you like to opt-in now? Agriculture and Farming Equipment Repair Software. At an average of $23 per hour, employers spent an avoidable $38,433 in technician pay for these events. Using an average diesel price of 2.42, that equates to $2,700-$4,043 in wasted fuel costs. This contamination causes unacceptable back pressure. Keep customers in the loop on repair progress with simple two-way communication. If the soot level is too high, the vehicle should be stopped. Be on the lookout for bad DEF Passive regeneration happens automatically. However, you may also try other solutions, such as cleaning the DPF with a special solution or using additives to reduce soot levels. Job Listing Rules. Fuel is one of the highest operating costs incurred by fleets. 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. By continuing to browse or by clicking accept, you agree to the storing of cookies on your device to enhance your site experience and for analytical purposes. Work on it with some of your peers, those with similar miles per gallon, driving style and application. A DPF agglomerate has a diameter of 100 nanometers. Using engine oils other than Determine your ideal gross profit and markup percentage,. The tractor comes with a soot level indicator on the display, and an automatic exhaust filer cleaning system. It starts solid, asking you please, Mustafa adds, then begins to blink to signal greater urgency, and your engine begins to derate, or reduce power output.**3. CDL Grad, No Experience May also be used to 3 Years 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. The following InfoCenter icons are designed to provide quick, DPF soot levels have stored values in the engine control module and aftertreatment control module (ECM/ACM). Regeneration 1 Year Some operating conditions such as excessive idling or lugging the engine can lead to higher soot levels. It is also worth noting that DPF filters approximate in service life is about 400k miles, after which it must be removed and cleaned or baked at high temperatures at companies that specialize on these types of repairs. On my 2015 6.7l, 37,000 miles, using FORScan Lite with gauges setup in Dash Board, the DPF Soot gauge units is grams/liter. Soot level high regenerate dpf to prevent derate. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. If any of these sensors has an issue that triggers a fault code, a regen will not fix the problem without first isolating and repairing the malfunctioning sensor. Using the wrong type or low-quality oil can lead to increased soot production since it won't be able to properly lubricate all the engine components. In these cases, it is important to adjust the driving style in order to ensure that the engine is running at optimal performance. (aka soot), from the diesel engine exhaust. 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. High heat burns the particulate matter and turns it into ash which means the soot Any tips you can share on these issues? The engine controller reports the DPF soot load as a value from 0% to 250% not 0% to 100% as you may expect. The heat and undue stress can weaken components and shorten their lifespan, resulting in increased trips to a service center, more parts purchasing, and unnecessary downtime. Soot Load DPF soot load in percent Do it again at next service interval, then if OK at the one after that. DPF condition: Filter is reaching capacity. really mean? 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. If you want to know more about whats happening with your machines engine No shorts, etc on the electrical lines? A leaking injector allowing excessive fueling to the doser ahead of the DOC All will make that filter fail very fast. Enter Overdrive's 2023 Small Fleet Championship, FMCSA punts on ELDs' safety effectiveness in Congressional report, Senate votes to overturn stringent EPA regs, Closer look at owner-operator Deron Salmon's new Truck'N broker review, nav and accounting app, Do Not Sell or Share My Personal Information. A DPF is basically a filter that captures soot particles from the exhaust gases of diesel engines. You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. To run or to not run a forced DPF regen. Any night it idles, the next day it needs a parked regen. This occurs when the engine is under at least 50 percent of load, often when hauling on the heavier side at highway speeds. Tickets for Diesel Connect are now sold out! Repeated instances can threaten driver retention rates, and fleets risk lowering their on-time delivery rates. methods. machine is parked. You may also have an aftertreatment fault code that is triggered when its necessary to run a forced DPF regen. The ATS is made up of the Diesel Particulate Filter ('DPF') System and the Selective Catalytic Reduction ('SCR') System to reduce particulate and nitrogen oxide emissions. At Soot Load 100%: Parked regeneration Driving short distances without allowing the engine to warm up properly can also lead to higher soot levels. Recovery regeneration is the most advanced 3. Like @daf105paccar said, sounds like a sensor going bad or a DPF needing serviced. 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. But over time, soot builds up in the DPF filter walls. According to Taylor, soot builds up due to diesel fuel. A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. 5+ Years, Please select ALL of your current, valid drivers licenses. soot in the soot filter. The information in this blog post can be used as a general foundation for all makes, models, and engines that have the DPF system. I have a Peterbilt 365 with a paccar mx13 EPA 2010. The substantial heat required for the regen renders the engine and aftertreatment system untouchable until it has time to cool down. Recovery regen cycle when the cycle is running. 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. Yanmar engines currently use five different regeneration Depending on the severity of the contamination, this process can take several hours, so it's important to make sure you have the right tools and expertise before attempting it. When the DPF needs to be cleaned, clean it dont jump to reman swap programs Get complete visibility on all aspects of your shop. You need to monitor your. NextStep Repair Software 12.12.2022. The baking/thermal cleaning process lasts for 6-8 hours. Another thing to keep in mind is that the gauge on the dash is a calculation and can sometimes be inaccurate. The other issue that might come up is the process of Forced DPF regeneration will not start even with Diagnostic Tool hooked up to the trucks MCM. Terms | The engine controller reports the DPF soot load as a value from 0% to 250% not 0% to 100% as you may expect. By doing the forced DPF regen you are lowering the soot level and keeping your system running at peak performance. Level 2: (Amber light with DPF sign is flashing) Filter regeneration Necessary. DPF cleaned twice already. That's how DPF Remedy solves DPF problems starting with the first tank of treated fuel. NEXAS NL102 Plus Full Systems Heavy Duty Truck Scan Tool DPF Regeneration Tool HDOBD/ EOBD/ OBD Diagnostic Scanner with Oil Reset . What else are customers saying about us? 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. cancel a Parked regen cycle when the cycle is running. We have all the same identical trucks through Penske. Passive, Assist and Reset regeneration are automatic methods, and I'm guessing miles are in the 3-400k? At Soot A warning light usually shows up, indicating it is time to literally burn out the accumulated soot. Hot coolant turns into a rock, totally plugging the filter. CJ-4 Press the space key then arrow keys to make a selection. 1)Active regeneration commanded 54 grams -125% Soot Loading 1)Clean Filter lamp illuminates 2)Vehicle needs to be operated above 30 mph for 20 to 30 minutes . regen cycle when requested or desired by the operator. In this case most likely what had happened is the temperature of exhaust gases are not high enough and regeneration simply would not possible to perform. reported by engine. 118 Satisfied Customers. OE Software To effectively blow the ash out of a DPF and clean it, the soot needs to have been turned into ash. Lose as little as 1 percent of that content by some estimates, and youre likely to get active fault codes for low-quality DEF, Mustafa says. 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. Passive regen occurs naturally under between 50-60 percent [and above] engine load, Mustafa says, when exhaust gas temps can rise to 570 degrees and above. By recent, we mean 2007; diesel trucks from that model year and onward are blessed with a diesel particulate filter (DPF). Options in this menu include: Current State Current engine regen I park the truck, set brakes. If a A regen is only allowed when Still, in others, the DPF may need cleaning or replacing, and its important for technicians to perform the correct action. I don't idle over night anymore because of this BS. While expensive for truck owners, the removal of diesel particulate matter before it blows into our breathing air certainly has its benefits, and using the correct type of oil for the engine will also help prevent unnecessary wear and the problems that can come with it. Interesting problem. I've been slowly watching the soot level build up to the point that it is now reading 66% (only 25 hours on the tractor). Cycles there is a serious concern about elevated exhaust gas temperatures occurring. We only included data when the associated fault was the only active fault code during the connection. Help your shop efficiently dispatch tow trucks, track repairs, and more. Download free educational guides and resources. 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. Perhaps the most significant indicator of the necessity of a forced regen is JPROs regen zone information. Daniel Mustafa, Assistant Manager of Technical Development for TravelCenters of America, says he still sees otherwise upstanding, wonderful people doing the kinds of things with their trucks that can turn a less-than-$1,000 major nuisance repair into a soul-crushing $11,000 one. is the process of incinerating the soot that has collected in the soot filter. These filters grab soot from your exhaust before it blows out into the environment. Fortunately, Fullbay makes it easy to maintain your or your customers DPFsbut thats not all. A forced regen tends to burn 1-1.5 gallons of fuel, causing fleets to burn away a valuable resource when the regen is not the solution. If active regen requirements arent met or soot levels rise to a certain point, you may need to perform a forced regeneration. temperature to burn off the particulate matter. Engine regeneration is one new challenge related to T4F that increases downtime and can impact truck performance. Level 1: (Amber light with DPF sign is solid) Filter Regeneration Recommended. It is. Looking for the next step in your career? 300+ sure to read and understand any advisories for additional instructions and Youll also need to clean the filter if a fuel injector or turbo problem causes contamination with engine oil or non-combusted diesel. Click here to join the waitlist! In addition to regeneration, periodic DPF cleaning is required, too. I Need CDL Training Recently changed differential pressure sensor, and did not take care of issue. A DPF Filter that is too full or not properly functioning threatens both the environment and the truck. Our support services are completely free. It also helps you track preventive maintenance, streamline your shops operations, and run a more profitable business. Its just there to let you know whats happening with your Temperature (EGT) icon is displayed on the InfoCenter, but no action is Watch future Diesel fuel with 4. Normally with the first tank of treated fuel. Called Passive Regen while driving at speeds above 50 miles per hour, yes supposed to regen while driving. however, no action is required by the operator, and the machine may be operated If the soot level is low, can I still perform a forcedDPFregen withOTR Diagnostics or the OTR ResetTool? 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. Heres what those percentages mean: Above Soot Load 78%: Reset regeneration exhaust temperature as a result. I haven't used them. 2. If any unsafe condition occurs, shut off the engine immediately. Please select the number of verifiable months youve been driving professionally using your Class A CDL within the last 3 years. Just go to the SERVICE menu in the InfoCenter display engine oil is engineered to sustain emission control system durability with 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. Hello I have a 2016 mack with Cummins engine cod eats service required in severe derate also getting code 1921 Sid 324 please advise . I'm wondering if you drove the truck thru the new dpf regen cycle if the ECM would do the reset automatically? Dont let a servicing technician throw a filter at it. This fuel reacts with a catalyst and burns the built up soot out of the DPF. If I shut off the truck prior to regen and the DPF was at 1005, when i started up the truck again, the DPF would read blank until it regened enough to get the % at 100% or below. 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. These include, but are not limited to, a clogged DPF filter, EGR fault codes, your VGT turbo operation. The operator should drive at highway speeds or start Parked Regen to prevent loss of engine power. when the Passive, Assist and Reset regenerations do not adequately reduce the By doing the forced DPF regen you are lowering the soot levelandkeeping your system running at peak performance. As another example, diesel trucks that frequently climb hills should have no problem passively regenerating their DPF. Making sure the truck is on a regular preventive maintenance program will help ensure the long life of the DPF, as will regularly replacing air filters and fuel filters. 4. Remember the tips provided in this document and you will help fleets and service bays operate more efficiently. Monitor the vehicle and surrounding area during regeneration. 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. High soot levels can cause performance issues and put your engine at risk of damage or failure. regeneration symbol appears on your Toro products InfoCenter In todays blog post we are going to be answering the top questions we receive regarding the DPF regen. There are plenty of instances where the DPF or other component of an aftertreatment system is triggering an active fault but a forced regen is not the answer. Note: An advisory will be VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. In addition to poor regeneration and clogged filters, there are several other factors that can lead to high soot levels in a diesel car. 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. The High Exhaust Gas How does it happen? If such case is present the problem for it should be looked elsewhere, meaning in other engine operation Management Systems, like fuel pressure in the rail (and I am not talking here about fuel pressure at the Doser Assembly) of regular diesel fuel supply to the injectors. DPF cleaned twice already. When necessary, a filter can be replaced or serviced in order to maintain optimal performance. How to Solve the Problem? Is there a trick to regen a KW? The DPF Soot gauge before last regen was at 3.0 g/l and dropped to 1.53 g/l after regen. Mobile truck Repair Unit, such as A Plus Truck Repair is on standby 24 hour a day 7 days a week, so we handle all road related breakdowns. 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. before disabling the PTO on units that are so equipped. In some instances, forced regeneration is the correct action to fix the problem. supersnackbar, Feb 7, 2018 By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Then I returned to the barn yesterday and found that nearly half of our fleet had the same issue. for anyone looking to confirm the current state of the engine and whether the Learn how these two shop owners handle marketing, recruiting, and interviewing. These solutions are generally not as effective and may only provide temporary relief, so they should be used with caution. No action is required and no icons are displayed on the Required Action: Vehicle must be Parked and Regeneration must be performed engine will begin derate. See the improvements real shops experienced when they switched to Fullbay. One method is to use an automated cleaning machine, which uses a series of jets to remove soot and other contaminants from the filter. However, this is not recommended for long-term use as it could cause further damage to your engine or exhaust system. In the particular example he shared, a 2015 Kenworth came in after being driven through warning-light processes on the dash to the bitter end (the bottom icon in the image below). JPROs Aftertreatment Diagnostics feature presents users with the values, data, visuals, and features needed to diagnose and begin repairing aftertreatment issues. As the exhaust gasses pass through the filter, it captures somewhere between 85%-100% of diesel particulate matter (DPM). Mustafas DPF warning-light breakdown **1. Five years ago, he made the leap from healthcare to truck repair. higher than 15 ppm sulfur content can degrade the diesel oxidation catalyst 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. Additional OBFCT s may be required to reduce soot load and turn off the DPF lamp. Diesel Technician. required by the operator unless prompted by the advisories on the screen. Often, a forced regeneration is a necessary action to either correct the issue at hand or get the vehicle out of limp mode long enough to get it to a service center. normal. cycles from running automatically. And when your dead starter is really a bad cable, California banning diesel truck sales in 2036. When to start a forced DPF regen? Fuel injectors are responsible for delivering a precise amount of fuel to the engine.
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