* An UNNECESSARY REGEN indicates the vehicle was in a regen zone (0/1) where a forced regen is not recommended, ** A NECESSARY REGEN indicates the vehicle was in a regen zone (2-5) where a forced regen is recommended. as normal during this cycle. DPF condition: Filter is now reaching maximum capacity. regeneration is used According to Taylor, soot builds up due to diesel fuel. Agriculture and Farming Equipment Repair Software. This ash buildup is not necessarily related to regens, but is most often due to sulfated ash in the engine oil. Regenerations are essential functions for trucks and the environment. Determine your ideal gross profit and markup percentage,. Once the underlying issue is resolved the regen process should be again called for and be carried out. Check out our other blog posts. If any unsafe condition occurs, shut off the engine immediately. Our customers take to video to share their stories about life with Fullbay. Our support services are completely free. information. Many of our clients have seen daily regens go to weekly or monthly regens. There are several methods for clearing out the clogged DPF out there on the market, but they are all costly and labor intense. No active changes in engine operation are involved. 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. cycles from running automatically. This process requires the operator or technician to In simple terms this is a canister where the process of burning of soot particles, so called DPM (Diesel Particulate Matter) takes plase. Download free educational guides and resources. Soot Level High. Click here to go toour blog post addressing this issue. Passive (self) regeneration occurs naturally It's also important that you follow the manufacturer's recommended maintenance schedule for your car. Tier 4 diesel engines require CJ-4 specification (or higher) low-ash oil. Not sure what you could do with a snap on scanner. Work on it with some of your peers, those with similar miles per gallon, driving style and application. 2. CJ-4 can cause premature clogging of the DPF and a subsequent reduction in may be operated as normal during this cycle. 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. 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? If a Level 2: (Amber light with DPF sign is flashing) Filter regeneration Necessary. The regeneration process occurs when the car is running at high speeds or when certain environmental conditions are met, such as air temperature and exhaust gas temperatures. Select which engine you have for your diagnostic package. Press the space key then arrow keys to make a selection. 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 built-up soot is then removed as gaseous carbon dioxide. However, this is not recommended for long-term use as it could cause further damage to your engine or exhaust system. DPF condition: Filter has reached maximum capacity. If the soot level is low, can I still perform a forcedDPFregen withOTR Diagnostics or the OTR ResetTool? The TECHNICIAN Are these trucks not capable of regening while driving? Check to make sure the right line was on the correct port? regeneration request is ignored, engine performance will degrade and unplanned The DPF Soot gauge before last regen was at 3.0 g/l and dropped to 1.53 g/l after regen. In addition, All Rights Reserved. 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. 2. the user every 15 minutes with an advisory on the InfoCenter that a Parked These include cases where cleaning or replacing the DPF is required or an entirely different component of the aftertreatment system causes the fault. Cleaning methods include air blasting, the use of deionized water, and a vacuum-like system. diesel particulate filters used on Tier 4 engines. 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. All rights reserved. High heat burns the particulate matter and turns it into ash which means the soot High air pressure is used to agitate the particles and remove them from the filter. See label above visor. What They Mean Be warneda new filter can cost $5,000 or more. Looking for the next step in your career? When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. By following these manuals, technicians only force a regen when the instructions require it. By recent, we mean 2007; diesel trucks from that model year and onward are blessed with a diesel particulate filter (DPF). When it comes on, the system needs to be regenerated, whether actively or passively. At Soot Level 1: (Amber light with DPF sign is solid) Filter Regeneration Recommended. No shorts, etc on the electrical lines? Is there a trick to regen a KW? There are consequences for running unnecessary regens, all of which affect the cost of ownership and impact a fleets bottom line. Regeneration is all about removing the particulate matter, or unburnt fuel the last regen was more than 50 hours ago. If they become clogged or defective, they may not deliver enough fuel leading to incomplete combustion and more carbon build-up in the form of soot. All Rights Reserved.Privacy Policy| PO Terms & Conditions| Third Party Licensing | Warranties | Transparency in Coverage. If active regen requirements arent met or soot levels rise to a certain point, you may need to perform a forced regeneration. Soot level high regenerate dpf to prevent derate. Temperature (EGT) icon is displayed on the InfoCenter, but no action is 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. Deodorant on Squeaky Belt. be disabled on the unit. Click here to join the waitlist! 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. 118 Satisfied Customers. You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. Low Soot Load level, the DPF indicator lamp will illuminate, indicating that DPF Regen is required. As another example, diesel trucks that frequently climb hills should have no problem passively regenerating their DPF. For more information, please see our 10 EVs with Best Range in 2023 - Suitable for Interstate? 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. 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. Get the cleaning done before it break, he adds, and youll never have an issue.. 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. Regeneration may happen one of three ways: passive, active, or forced. A DPF Filter that is too full or not properly functioning threatens both the environment and the truck. 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. 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. Recovery RegenUsed to start however, no action is required by the operator, and the machine may be operated Manage parts across multiple locations and easily order from vendors. screen, dont panic. Boost efficiency in your heavy equipment repair shop with fast, flexible software. 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. 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. Heres what those percentages mean: Above Soot Load 78%: Reset regeneration By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Its a wall-flow filter usually made of cordierite, silicon carbide, or a ceramic monolith. See the improvements real shops experienced when they switched to Fullbay. You guessed it: the diesel particulate filter is one more thing that must be tracked and maintained on a heavy-duty truck. Discussion in 'Volvo Forum' started by TheDude1969, Feb 13, 2016. How long should a forced DPF regeneration last? Fuel mileage. Check engine on too. Here's what those percentages mean: Above Soot Load 78%: Reset regeneration is activated by the engine ECU. Regular maintenance is essential for the proper functioning of any DPF, as it can prevent costly repairs and ensure that the vehicle is running efficiently. Regardless if the forced regen occurs in the bay or on the side of the road, drivers lose precious time awaiting its completion. 2023 Randall-Reilly, LLC. Watch future In todays blog post we are going to be answering the top questions we receive regarding the DPF regen. It is kinda lengthy process, but in most cases the whole process should not take more than an hour. A regen causes an engine to sustain substantial revolutions per minute (RPMs) for a considerable amount of time during the process. If your car has a DPF issue and is producing high soot levels, the most effective solution is to have it serviced or replaced. So, what is This happens with the soot level reaches a certain threshold. Like most filters, a DPF has a finite lifespan and requires cleaning to remain effective and, eventually, replacing. Once the connection is established it then sends the commands to start a forced DPF regen. Required Action: Vehicle must be Parked and Regeneration must be performed engine will begin derate. before disabling the PTO on units that are so equipped. Check engine on too. 6 years of development. 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. for anyone looking to confirm the current state of the engine and whether the Load 122%: Recovery regeneration is requested by the engine ECU. 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. 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 Findlay is the Co-Founder & Executive Chairman of Fullbay. DMCA/Copyright Policy. When soot levels are high, it indicates that the PDF is not working properly and needs to be serviced. Passive, Assist and Reset regeneration are automatic methods, and from the engines combustion, which generates enough exhaust heat to burn off With my CTS and CTS2, it would display from 0 to 100% for the DPF but would never drop below 20% after a cleaning. DPF maintenance is relatively straightforward. 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?