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. 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. In these cases, an active regeneration occurs. control state information only. Tickets for Diesel Connect are now sold out! It also helps you track preventive maintenance, streamline your shops operations, and run a more profitable business. See the improvements real shops experienced when they switched to Fullbay. This will only be enabled This contamination causes unacceptable back pressure. Marketing Goes Heavy-Duty: Introducing Nick Adams & Dieselmatic. The most common way is to use a diagnostic tool that can measure particulate matter (PM) levels in the exhaust. This feature is especially helpful because technicians can tell at a glance that a forced regen is not required if the truck is in regen zone 0 or 1. 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. This permits an operator to prevent Reset regeneration Get the cleaning done before it break, he adds, and youll never have an issue.. Hello I have a 2016 mack with Cummins engine cod eats service required in severe derate also getting code 1921 Sid 324 please advise . level of DPF cleaning. Each company we work with has specific experience requirements for their drivers. You may also try to drive your car at high RPMs for a prolonged period of time, as this can help the filter regenerate and reduce soot levels. when regeneration will no longer clear the system completely. engine oil is engineered to sustain emission control system durability with 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. Assist regeneration uses the throttle valve Adapters & Cables In some cases, DPF can become clogged when the soot particles accumulate and are not burned off during regeneration, leading to a decrease in performance, excessive smoke from the exhaust, and an increase in fuel consumption. This is Regeneration may happen one of three ways: passive, active, or forced. 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. The OTR Reset Tool is specific to which model and engine you have. 2. We only included data when the associated fault was the only active fault code during the connection. The built-up soot is then removed as gaseous carbon dioxide.Regeneration may happen one of three ways: passive, active, or forced. 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. Provide the fast, reliable service that customers wantwith more profit and less headache. Monitor the vehicle and surrounding area during regeneration. engine performance. By following these manuals, technicians only force a regen when the instructions require it. Like most filters, a DPF has a finite lifespan and requires cleaning to remain effective and, eventually, replacing. 1 Year Is your parked regen light flashing? A leaking injector allowing excessive fueling to the doser ahead of the DOC All will make that filter fail very fast. After discovering the root cause, detailed repair manuals help guide the technician down the most efficient path to repair the problem. Some operating conditions such as excessive idling or lugging the engine can lead to higher soot levels. 3. Tell us the story behind the truck and your business to help build its story. regulations. With Fullbay, you get unlimited users and no annual commitment. DPF cleaned twice already. 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. dirve it for about 5 minutes after regen ends and it drops to another 4%. Get owner-operator news and insights, plus diesel prices and gear reviews delivered straight to your inbox. All Rights Reserved.Privacy Policy| PO Terms & Conditions| Third Party Licensing | Warranties | Transparency in Coverage. Yanmar engines currently use five different regeneration Additional OBFCT s may be required to reduce soot load and turn off the DPF lamp. And what do those icons on your InfoCenter 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. Engine maintenance is a higher priority than ever The process is preset in the ECU and under normal driving conditions and dont have to be part of a operators responsibility. DPF condition: Filter is reaching capacity. When the soot level is too high for a passive or active regen to occur. The information in this blog post can be used as a general foundation for all makes, models, and engines that have the DPF system. 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. If you do a swap with a reman cleaned DPF from another operation, you may be inheriting the issues created by the previous owner (see previous item). Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. When to start a forced DPF regen? Anybody have the factory dpf gauge and run an aftermarket gauge too? What is a DPF (Diesel Particulate Filter) regeneration (regen) process and how to avoid costly road service call for that matter? 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. The ECM then switches on an extra fuel injector that shoots fuel into the exhaust stream. and choose from these options: Inhibit Regen (On/Off) Should be Lifehacks That Kill Your Vehicle, KIA Sportage Hidden Features - Making Your SUV Even Smarter. 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. When the aftertreatment system in your heavy-duty fleet is working effectively, a regeneration of the DPF will occur while the truck is in transit. Click here to read the raves. Check engine on too. 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. successful Reset, Parked or Recovery regen cycle. Click here to join the waitlist! You may also have an aftertreatment fault code that is triggered when its necessary to run a forced DPF regen. Technicians and fleet personnel must keep in mind they waste valuable time, money, and other resources when a forced regeneration occurs unnecessarily. (Video) Soot Sensor Operation and Information (TheDieseler) How do I lower soot level? All Rights Reserved. 2. A DPF system relies on many sensors working correctly. Second time I've had to go to a shop in 2 months for forced regen. 2023 The Toro Company. Learn how these two shop owners handle marketing, recruiting, and interviewing. 1-5 Months Remember the tips provided in this document and you will help fleets and service bays operate more efficiently. A DPF is basically a filter that captures soot particles from the exhaust gases of diesel engines. Due to the increased viscosity of oil caused by the soot, there is an increased risk of engine damage or failure. This process requires the operator or technician to A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. 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. 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. This happens with the soot level reaches a certain threshold. For more information, please see our (at top) The high exhaust temperature light indicates that passive regeneration is occurring. regeneration system, its right at your fingertips. 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. Grow your business with a premium website, pay-per-click management, and more. Regenerate dpf to avoid derate. cycles from running automatically. New comments cannot be posted and votes cannot be cast. A DPF is basically a filter that captures soot particles from the exhaust gases of diesel engines. Looking for the next step in your career? DPF condition: Filter has reached maximum capacity. Options in this menu include: Current State Current engine regen Regeneration Parked/Stationary However, the powder-like ash material comes from the additives found in engine oil and continues to build up despite repeated regenerations. 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. Reduce administrative overhead with automated bookkeeping that syncs with accounting programs. . Cruise off. Our support services are completely free. CJ-4 Once the Recovery regeneration process completes, Once you get to this point, youre in trouble and you cant do a regeneration yourself youre going to need a service center.**4. So, DPF is not the only factor that can contribute to high soot levels in a diesel car. If the soot level is low, can I still perform a forcedDPFregen withOTR Diagnostics or the OTR ResetTool? A diesel particulate filter (DPF) is a component within a heavy-duty trucks aftertreatment system. issues of Grounds for Success for more tips and information. Schedule a free demo of our shop management software. As another example, diesel trucks that frequently climb hills should have no problem passively regenerating their DPF. 12.12.2022. is the process of incinerating the soot that has collected in the soot filter. Check to make sure the right line was on the correct port? Using an average diesel price of 2.42, that equates to $2,700-$4,043 in wasted fuel costs. 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. I have a 2012 w/540,000miles. The DPF Load gauge is 0 to 100 %. Tier 4 diesel engines require CJ-4 specification (or higher) low-ash oil. Check engine on too. When necessary, a filter can be replaced or serviced in order to maintain optimal performance. DPF showing 90% full should I force regen. DPF condition: Filter is now reaching maximum capacity. 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. Excessive soot production could prevent a rolling regen from working which can be caused by poor fuel flow like from clogged filters. 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. 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 Plus Truck Repair Roadside services for Commercial Vehicle Sacramento. 2 Years VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Diesel Stories: A heavy-duty podcast for the heavy-duty industry. At an average of $23 per hour, employers spent an avoidable $38,433 in technician pay for these events. Passive (self) regeneration occurs naturally The operator should drive at highway speeds or start Parked Regen to prevent loss of engine power. At about 85% soot capacity and above, the DPF will need to be either removed and cleaned or replaced. Select which engine for more specific details. 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. No active changes in engine operation are involved. In order to keep your diesel car running efficiently, it is important to maintain the DPF and ensure that it is in optimal condition. When soot concentration becomes too high, it negatively affects oil quality and can lead to engine wear, reduced power output, and increased fuel consumption. The tractor comes with a soot level indicator on the display, and an automatic exhaust filer cleaning system. You guessed it: the diesel particulate filter is one more thing that must be tracked and maintained on a heavy-duty truck. 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. By doing the forced DPF regen you are lowering the soot level and keeping your system running at peak performance. DMCA/Copyright Policy. These filters grab soot from your exhaust before it blows out into the environment. 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. 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. DPF Soot Load is at an elevated level (7+), perform 1 additional OBFCT. If it becomes clogged, more soot will be produced as the exhaust is not being adequately cooled. Youll need to clean the DPF every 150,000 to 300,000 miles to remove accumulated ash. If your truck can successfully go through a regen, you only need the pneumatic cleaning. If not, bake as well as blow. OE Software Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. screen, dont panic. It's that powerful and it happens fast. Easily send estimates to customers and receive electronic approvals before starting work. DPF maintenance is relatively straightforward. machines engine. Your car performance will also suffer, and it might even emit more visible smoke from the exhaust than usual. 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. Then I returned to the barn yesterday and found that nearly half of our fleet had the same issue. Like @daf105paccar said, sounds like a sensor going bad or a DPF needing serviced. filter will eventually require cleaning as a normal maintenance requirement 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. Why Regeneration? In addition, The problem is that DPF is rather expensive, and replacing it can be a costly endeavor. Once the DPF is regenerated, the engine will automatically return to the normal idle speed. Let's take a look at some of them. Its just there to let you know whats happening with your 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. We equip you with the power to perform advanced diagnostics easier and faster than ever before while over the road. There are multiple reasons that may prevent a DPF regen. In some cases, the DPF may need to be disassembled and cleaned manually. 5+ Years, Please select ALL of your current, valid drivers licenses. DPF condition: Filter is now reaching maximum capacity. Dont let a servicing technician throw a filter at it. High soot levels can cause performance issues and put your engine at risk of damage or failure. Applying this logic to all instances of a single active fault on the Cummins ISX15 EPA13, we discovered 903 necessary regens and 1114 unnecessary regens. It works by trapping the harmful particles as they pass through it and then breaking them down into harmless components during the regeneration process. CJ-4 can cause premature clogging of the DPF and a subsequent reduction in Youll also need to clean the filter if a fuel injector or turbo problem causes contamination with engine oil or non-combusted diesel. All play a part, including amount of idle, which Mustafa recommends against to extend the life of the DPF and broader system. be disabled on the unit. Scan this QR code to download the app now. How can I fix it? 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. 3. Agriculture and Farming Equipment Repair Software. In addition to regeneration, periodic DPF cleaning is required, too. . Here's what those percentages mean: Above Soot Load 78%: Reset regeneration is activated by the engine ECU. Is there a trick to regen a KW? DPF condition: Filter has exceeded maximum capacity. It needs to go somewhere and be cleared out. Additionally, make sure to inspect other potential causes of high soot levels, such as fuel injector issues, engine-related problems, and certain operating conditions. This type of device will be able to tell you if there are any issues with the DPF, including high soot levels. Please select the number of verifiable months youve been driving professionally using your Class A CDL within the last 3 years. 2023 Randall-Reilly, LLC. How to Solve the Problem? before disabling the PTO on units that are so equipped. however, no action is required by the operator, and the machine may be operated higher than 15 ppm sulfur content can degrade the diesel oxidation catalyst 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. The you need a regen light, as Mustafa calls it. Watch for temperatures to raise (please note that during high soot load levels the DOC and DPF temperatures will be lower than normally expected to prevent cracking of the filter). Mustafa's DPF warning-light breakdown **1. The regeneration cycle must be performed while the Passive regeneration happens automatically. The engine controller reports the DPF soot load as a value from 0% to 250% not 0% to 100% as you may expect. One active regeneration method involves the ECM tweaking engine parameters to increase the exhaust temperature. Reset regeneration uses a combination of A reman filter is only as good as how well the person prior to you serviced their vehicle, Mustafa says. Soot Load Percent and Regen 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). I'm wondering if you drove the truck thru the new dpf regen cycle if the ECM would do the reset automatically? Job Listing Rules. Like this content? Youll need a diagnostic tool for this. If you run out of DEF it will derate you to five miles an hour.. We have all the same identical trucks through Penske. This occurs when the engine is under at least 50 percent of load, often when hauling on the heavier side at highway speeds. According to Taylor, soot builds up due to diesel fuel. Without your consent employers will not be able to contact with job offers, would you like to opt-in now? cancel a Parked regen cycle when the cycle is running. is requested by the engine ECU. Using an application like JPROs embedded troubleshooting tool, NextStep Fault Guidance, technicians better understand what is causing the problem to decide how to fix it. FORScan and others do not seem to give "accurate" readings in relation to what Ford has programmed the ECU/PCM. Technician should ask himself a question: why are the exhaust gases are not hot enough for the regen process to kick in and being carried out? 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 . A maintenance checklist can help ensure you hit everything necessary during an inspection. There are several methods for clearing out the clogged DPF out there on the market, but they are all costly and labor intense. Important left in the OFF state. When the soot level in the DPF exceeds the desired level, a regeneration is required. To stop a parked regeneration, depress the brake or throttle pedal. That's how DPF Remedy solves DPF problems starting with the first tank of treated fuel. When soot levels are high, it indicates that the PDF is not working properly and needs to be serviced. Our customers take to video to share their stories about life with Fullbay. PACCAR developed the Engine After Treatment Systems ('ATS'). 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. May also be used to supersnackbar, Feb 7, 2018 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. 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? The DPF Load gauge is 0 to 100 %. 3 Years In conclusion, it is in the very best truck operators interest to monitor the condition of DPF system and not let it get extremely plugged up with soot and DPM. required by the operator unless prompted by the advisories on the screen. As a side note, newer engines allow for different methods of regeneration, even while parked or in neutral. Stay safe, stay healthy & be blessed. If youve got a heavy foot, you make more soot that needs to be burned off in regen, creating more ash that will eventually clog the filter. 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. The DPF Soot gauge before last regen was at 3.0 g/l and dropped to 1.53 g/l after regen. machine is parked. as normal during this cycle. Regeneration is all about removing the particulate matter, or unburnt fuel Learn More For more information about Tier 4 regeneration, download this informational brochure, visit our Tier 4 information page, or contact your local Toro distributor. We walk you through everything you need to know. If active regen requirements arent met or soot levels rise to a certain point, you may need to perform a forced regeneration. High heat burns the particulate matter and turns it into ash which means the soot Archived post. We're all about creating a rewarding environment for our employees and customers. Noregons database of repair information, NextStep Repair, is maintained by ASE-certified master technicians to help technicians of all skill levels follow the correct step-by-step repair procedures. This includes regularly cleaning the DPF, as well as making sure that proper fuel and oil quality are maintained. Mustafas DPF warning-light breakdown **1. Fuel is one of the highest operating costs incurred by fleets. The engine controller reports the DPF soot load as a value from 0% to 250% not 0% to 100% as you may expect. You need to monitor your. The Fora platform includes forum software by XenForo. Get complete visibility on all aspects of your shop. In order for any diagnostic tool to start a forced DPF regen it must first start a diagnostic session to be able to communicate to the engine and aftertreatment controllers. The EGR valve is responsible for redirecting exhaust gasses into the combustion chamber and helps reduce emissions. Types of Regeneration JPROs Aftertreatment Diagnostics feature presents users with the values, data, visuals, and features needed to diagnose and begin repairing aftertreatment issues. The definitive report on the commercial vehicle repair industry. But even a forced regen will not work if soot levels have overwhelmed the DPF. In CDL School Now I Need CDL Training Temperature (EGT) icon is displayed on the InfoCenter, but no action is Subscribe for updates! Hot coolant turns into a rock, totally plugging the filter. 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. How does it happen? What else are customers saying about us? Its a normal and necessary part of Call Us: (586) 799-4375. keeping your system running at peak performance. Technician as a Service, Noregon. It works by trapping the harmful particles as they pass through it and then breaking them down into harmless components during the regeneration process. 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. A DPF agglomerate has a diameter of 100 nanometers. Help your shop efficiently dispatch tow trucks, track repairs, and more. 5. With proper diagnosis and maintenance, you should be able to keep your diesel car running efficiently and reduce the amount of soot produced. 6 years of development. Shop Owner Roundtable: Featuring IE Fleet Maintenance and OnSite Truck and Equipment Repair. I park the truck, set brakes. Five years ago, he made the leap from healthcare to truck repair. 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. See label above visor. DPF regen happens when the trapped particulates heat up enough to combust and turn to ash. 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. The soot reduction also means clean EGR valves . 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. 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. Soot Load - DPF soot load in percent reported by engine. A technician should not have to guess that a forced regen will correct an issue. Intervals will be shorter, too, if your foot is fairly leaden. If you want to know more about whats happening with your machines engine In these cases, it is important to adjust the driving style in order to ensure that the engine is running at optimal performance. 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. Just go to the SERVICE menu in the InfoCenter display Diesel particulate filter regen is a relatively recent issue facing truck and fleet owners. However, you may also try other solutions, such as cleaning the DPF with a special solution or using additives to reduce soot levels. Any night it idles, the next day it needs a parked regen. Paying attention to dash symbols and trying to drive long distances at a time will allow the DPF system to do its job properly and increase longevity of its potential. 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. To prevent problems downstream in the aftertreatment system and prevent those high repair price tags, perhaps the most important thing that can be done, as weve reported before, is to maintain fluid systems in the engine. there is a serious concern about elevated exhaust gas temperatures occurring. and our Haven't been in a kw very long. normal. Be on the lookout for bad DEF Download free educational guides and resources. Tell-tale symptoms of a successful (or unsuccessful) forced DPF regeneration. Required Action: Vehicle must be parked and a Parked Regeneration or Service Regeneration must be performed. sub-menu contains additional information, not only for technicians, but also When the DPF needs to be cleaned, clean it dont jump to reman swap programs