At about 85% soot capacity and above, the DPF will need to be either removed and cleaned or replaced. So, what is How often should DPF Regenerations take place? For more information, please see our methods. The built-up soot is then removed as gaseous carbon dioxide. 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. Forced DPF Regen, Resets Derates - OTR Performance Inc. Subscribe for updates! The good and bad of diesel particulate filter regenerations Its a wall-flow filter usually made of cordierite, silicon carbide, or a ceramic monolith. If the soot level is too high, the vehicle should be stopped. left in the OFF state. Cummins ISB, ISL, ISX and Paccar PX Engines, Detroit Diesel S60, DD13, DD15, DD16 Engines, International Maxxforce 11/13 N13 N9 N10 Engines, What are SA SPN FMI - Beginners guide to fault codes, OTR Diagnostics Closer Look - Advanced Fault Codes Explained. JavaScript is disabled. Understanding DPF Load and DPF Soot readings Load 122%: Recovery regeneration is requested by the engine ECU. 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). 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. The operator should drive at highway speeds or start Parked Regen to prevent loss of engine power. 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 OTR Reset Tool is specific to which model and engine you have. A DPF is basically a filter that captures soot particles from the exhaust gases of diesel engines. Passive Regeneration Passive regeneration happens automatically. 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. These include, but are not limited to, a clogged DPF filter, EGR fault codes, your VGT turbo operation. Check out our other blog posts. if the engine is requesting a Recovery regen. Be warneda new filter can cost $5,000 or more. This permits an operator to prevent Reset regeneration A Plus Truck Repair Roadside services for Commercial Vehicle Sacramento. This happens with the soot level reaches a certain threshold. Are these trucks not capable of regening while driving? 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. How to Avoid Work Truck Downtime Caused by DPF Regeneration Is there a trick to regen a KW? Fuel is one of the highest operating costs incurred by fleets. 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. Options in this menu include: Current State Current engine regen Cookie Policy | 2 Years Soot level high regenerate dpf to prevent derate. Check I have a 2012 w/540,000miles. You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. 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 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. OE Software 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. Another way to determine whether your car has an issue with its DPF is to look for signs of excessive smoke from the exhaust. really mean? However, the powder-like ash material comes from the additives found in engine oil and continues to build up despite repeated regenerations. That's why it's important to perform regular maintenance and inspections on your DPF in order to catch any problems early. When the Parked/Stationary regeneration is required, the display will prompt Repairing required not just baking/blowing the ash out of the particulate filter but replacing the diesel oxidation catalyst (DOC), just upstream of the particulate filter in the exhaust system, the DPF itself and a turbo, given excessive exhaust backpressure had damaged it. Fire Truck and Ambulance Repair Shop Software. The DPF Soot gauge before last regen was at 3.0 g/l and dropped to 1.53 g/l after regen. 3. sub-menu contains additional information, not only for technicians, but also PDF 2013 - National Highway Traffic Safety Administration and choose from these options: Inhibit Regen (On/Off) Should be Don't 'drive through the lights' and other aftertreatment system PM JPRO Software & Kits Reset regeneration uses a combination of reported by engine. This type of device will be able to tell you if there are any issues with the DPF, including high soot levels. Tier 4 engines for both regulatory and technical reasons. A regen causes an engine to sustain substantial revolutions per minute (RPMs) for a considerable amount of time during the process. Technician as a Service, Noregon. Less soot = Less need for DPF regeneration. 3. If a technician just tries to throw a filter at it and youve seen those other conditions, youre just feeding the problem. It went to 127% before regen. PDF MaxxForce Aftertreatment In todays blog post we are going to be answering the top questions we receive regarding the DPF regen. By accurately troubleshooting the problem, the solution should become evident. Work on it with some of your peers, those with similar miles per gallon, driving style and application. Privacy Policy. displayed recommending running your engine at full throttle during a Reset 3 Years The engine can derate when a needed regen does not occur, potentially causing downtime by leaving the vehicle in a state that is either undriveable or in limp mode where it can only operate at slow speeds. How to Solve the Problem? In addition, DPF regen happens when the trapped particulates heat up enough to combust and turn to ash. the last regen was more than 50 hours ago. manual regen usally ends about 6%. In simple terms this is a canister where the process of burning of soot particles, so called DPM (Diesel Particulate Matter) takes plase. We turned to Toros Technical Service Team to help explain. Normally with the first tank of treated fuel. sure to read and understand any advisories for additional instructions and I hate hate hate waiting for a regen to finish. Tell-tale symptoms of a successful (or unsuccessful) forced DPF regeneration. How long should a forced DPF regeneration last? 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. A better life for shops leads to safer roads for us all. 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. Our recommendations on how often you should run a forced DPF regen. Add a photo of your rig to our Reader Rigs collection to share it with your peers and the world. It is. Jacob Findlay is the Co-Founder & Executive Chairman of Fullbay. Dont let a servicing technician throw a filter at it. 2020 GMC Sierra SLT 3500 CC/SB L5P 3/14/20 Payload 3726lbs. 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. Cycles Timewise, weve generally found that cleaning a DPF is a quick enough processit can usually be accommodated during an oil change. Interesting problem. The soot reduction also means clean EGR valves . 10 EVs with Best Range in 2023 - Suitable for Interstate? part of a continuing series of how to articles to help you maximize DPF? In these cases, it is important to adjust the driving style in order to ensure that the engine is running at optimal performance. Provide the fast, reliable service that customers wantwith more profit and less headache. 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. (Video) Soot Sensor Operation and Information (TheDieseler) How do I lower soot level? Technicians and fleets should keep the following points in mind when considering a forced regen. A reman filter is only as good as how well the person prior to you serviced their vehicle, Mustafa says. keep your Tier 4 engine performing reliably. Recovery regen cycle when the cycle is running. Don't Worry, It's Normal: Tier 4 Regeneration Explained 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. If it becomes clogged, more soot will be produced as the exhaust is not being adequately cooled. Like @daf105paccar said, sounds like a sensor going bad or a DPF needing serviced. This occurs when the engine is under at least 50 percent of load, often when hauling on the heavier side at highway speeds. Tier 4 diesel engines require CJ-4 specification (or higher) low-ash oil. Determine your ideal gross profit and markup percentage,. For a better experience, please enable JavaScript in your browser before proceeding. Be on the lookout for bad DEF On average, it takes between thirty and sixty minutes to complete a forced regeneration. The DPF must be rebuilt to eliminate the soot in the engine. To stop a parked regeneration, depress the brake or throttle pedal. Parked/Stationary and Recovery regeneration are manual methods. This kind of regeneration occurs mainly in long-haul trucking since it requires continuous driving for the DPF to reach a temperature above 1,000 degrees Fahrenheit. Inhibit Regen defaults to OFF when the machine is turned on. 3. 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. By recent, we mean 2007; diesel trucks from that model year and onward are blessed with a diesel particulate filter (DPF). The tractor comes with a soot level indicator on the display, and an automatic exhaust filer cleaning system. Hold down regen button, nothing. Once you get to this point, youre in trouble and you cant do a regeneration yourself youre going to need a service center.**4. Maintenance Reminders Reddit and its partners use cookies and similar technologies to provide you with a better experience. One active regeneration method involves the ECM tweaking engine parameters to increase the exhaust temperature. Nich1019. Additional OBFCT s may be required to reduce soot load and turn off the DPF lamp. If you run out of DEF it will derate you to five miles an hour.. Streamline your heavy-duty mobile operationeven when the team is miles apart. 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? This contamination causes unacceptable back pressure. See label above visor. 6-11 Months Regeneration, or regen, of the DPF filter, is the process that burns the soot accumulation that is inside the DPF filter. 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). 2. CJ-4 can cause premature clogging of the DPF and a subsequent reduction in when the Passive, Assist and Reset regenerations do not adequately reduce the The built-up soot is then removed as gaseous carbon dioxide.Regeneration may happen one of three ways: passive, active, or forced. Recovery RegenUsed to start 2016 Peterbilt 579 Mechanic's Assistant: Are you fixing this yourself? The problem is that DPF is rather expensive, and replacing it can be a costly endeavor. Reduce administrative overhead with automated bookkeeping that syncs with accounting programs. What else are customers saying about us? The definitive report on the commercial vehicle repair industry. may be operated as normal during this cycle. Check engine operators manual for details engine will shut down. regeneration to help with this process. As the exhaust gasses pass through the filter, it captures somewhere between 85%-100% of diesel particulate matter (DPM). It's that powerful and it happens fast. I park the truck, set brakes. Privacy | Soot Level High. DPF? How to Solve the Problem? At an average of $23 per hour, employers spent an avoidable $38,433 in technician pay for these events. See how we give back to the essential workers of heavy-duty repair. If it sits very long periods in extreme heat, or crystallizes in extreme cold, it will lose some of its water content, he adds. According to Taylor, soot builds up due to diesel fuel. It needs to go somewhere and be cleared out. dirve it for about 5 minutes after regen ends and it drops to another 4%. 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 DPF Load gauge is 0 to 100 %. 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. 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. 1.Yes idling is the worst thing for DEF/DPF systems, evidently the exhaust gas temps and pressures are not high enough during idling to burn off the soot. Diesel Technician. So maybe someone can give me a better under standing of what DPF Load is in connection with DPF Soot. Soot Load Percent and Regen Due to the increased viscosity of oil caused by the soot, there is an increased risk of engine damage or failure. 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? Volvo & Mack 2014-2020 | Forced DPF Regen - amazon.com High heat burns the particulate matter and turns it into ash which means the soot Temperature (EGT) icon is displayed on the InfoCenter, but no action is I guess all I am saying in here is that the broader picture at the engine systems should be taken into consideration. Passive regeneration happens automatically. Paccar regen problem - TruckersReport.com D13 Regen/soot level? - TruckersReport.com No action is required and no icons are displayed on the You Have The Right to Repair This TruckOr Do You? At Soot Load 100%: Parked regeneration The main active components of all DPF filters are ceramic cell matter, based on Cordierite and silicon carbide ceramics. The engine controller reports the DPF soot load as a value from 0% to 250% or taking place. Do Not Sell or Share My Personal Information, 2020 miles till empty went crazy after fill up. CDL Grad, No Experience Level 3: (Amber light with DPF sign and . Regenerations are necessary to prevent particulate matter from quickly accumulating and rendering the DPF ineffective. 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. In order for you to receive the best possible offers, please make sure your answers above are accurate prior to submitting. Under these conditions, soot burns off as fast as it is generated! cancel a Parked regen cycle when the cycle is running. Helps fleet managers maximize efficiency and extend asset lifespan. Soot Level High Regenerate DP To Prevent Derate Just go to the SERVICE menu in the InfoCenter display 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. This can lead to more friction, incomplete combustion, and higher soot levels. However, this is not recommended for long-term use as it could cause further damage to your engine or exhaust system. What They Mean Not sure what you could do with a snap on scanner. What does soot level high mean? (2023) - qualityinnflorencefl.com We walk you through everything you need to know. 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. What is a DPF (Diesel Particulate Filter) regeneration (regen) process and how to avoid costly road service call for that matter? 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. (aka soot), from the diesel engine exhaust. Click here to go toour blog post addressing this issue. diesel particulate filters used on Tier 4 engines. Hot coolant turns into a rock, totally plugging the filter. 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. 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. A warning light usually shows up, indicating it is time to literally burn out the accumulated soot. machine is in regen mode. 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? When the soot level in the DPF exceeds the desired level, a regeneration is required. Ever thought about starting a mobile repair shop? Mobile truck repair technician will come and hook up his Diagnostic Equipment and initiate the process of regeneration. InfoCenter. 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). engine oil is engineered to sustain emission control system durability with to reduce the amount of fresh air coming into the engine, which increases the There are multiple reasons that may prevent a DPF regen. soot in the soot filter. What Happens if Your Truck Can No Longer Regen? 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. 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. 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. DPF condition: Filter is now reaching maximum capacity. Well discuss both of these things in more detail below. With my CTS and CTS2, it would display from 0 to 100% for the DPF but would never drop below 20% after a cleaning. See the improvements real shops experienced when they switched to Fullbay. DPF cleaned twice already. 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. Ultra-low sulfur diesel fuel (less Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. 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. These include cases where cleaning or replacing the DPF is required or an entirely different component of the aftertreatment system causes the fault. 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. Level 2: (Amber light with DPF sign is flashing) Filter regeneration Necessary. not 0% to 100% as you may expect. than 15 parts-per-million sulfur content) is absolutely required for use in all Thermal cleaning doesnt remove anything, but makes it easier to do the pneumatic [air] cleaning. Soot Level Low, Why Force a DPF Regen? (3-Minute Read) By following these manuals, technicians only force a regen when the instructions require it. Select which engine for more specific details. If this Help: Soot Level Indicator & Exhaust Filter Cleaning - New Owner 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. Scan this QR code to download the app now. And what do those icons on your InfoCenter 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. I hope this blog post helps clear upmore of your forced DPF regen questions. The ECM then switches on an extra fuel injector that shoots fuel into the exhaust stream. Upon opening the feature, users view a checklist of items to inspect visually. 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. Cookie Notice Active regeneration happens when changes in engine operation are required to get the Engine Control Module (ECM) to burn out and/or some catalyst is introduced. 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. When soot levels are high, it indicates that the PDF is not working properly and needs to be serviced. Without your consent employers will not be able to contact with job offers, would you like to opt-in now? 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. regen is required, and the operator should perform this process as soon as Its a normal and necessary part of How can I fix it? Perhaps the most significant indicator of the necessity of a forced regen is JPROs regen zone information. temperature to burn off the particulate matter. In some cases, the DPF may need to be disassembled and cleaned manually. High soot levels can cause performance issues and put your engine at risk of damage or failure. 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. 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. COTC PACCAR MX-13 & Kenworth Truck Regeneration ('ReGen') He wanted to take the best ideas from the electronic medical records world and apply them to heavy-duty repair. In addition to regeneration, periodic DPF cleaning is required, too. did manual regen a few times. It is kinda lengthy process, but in most cases the whole process should not take more than an hour. 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. This includes regularly cleaning the DPF, as well as making sure that proper fuel and oil quality are maintained.

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