Our recommendations on how often you should run a forced DPF regen. This occurs when the engine is under at least 50 percent . 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. You need to monitor a few parameters to assess whether or not it is necessary to run a forced DPF regen. 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. 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. Once you get to this point, youre in trouble and you cant do a regeneration yourself youre going to need a service center.**4. 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. By doing the forced DPF regen you are lowering the soot levelandkeeping your system running at peak performance. Regeneration is all about removing the particulate matter, or unburnt fuel The value may fluctuate, and this is normal. The built-up soot is then removed as gaseous carbon dioxide.Regeneration may happen one of three ways: passive, active, or forced. Submit. As a side note, newer engines allow for different methods of regeneration, even while parked or in neutral. There are several methods for clearing out the clogged DPF out there on the market, but they are all costly and labor intense. Help: Soot Level Indicator & Exhaust Filter Cleaning - New Owner How often should DPF Regenerations take place? When it comes on, the system needs to be regenerated, whether actively or passively. By accurately troubleshooting the problem, the solution should become evident. Then I returned to the barn yesterday and found that nearly half of our fleet had the same issue. See the improvements real shops experienced when they switched to Fullbay. You Have The Right to Repair This TruckOr Do You? Cleaning methods include air blasting, the use of deionized water, and a vacuum-like system. Its a normal and necessary part of Any night it idles, the next day it needs a parked regen. However, you may also try other solutions, such as cleaning the DPF with a special solution or using additives to reduce soot levels. May also be used to cancel a 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? Untilnext time! diesel particulate filters used on Tier 4 engines. In todays blog post we are going to be answering the top questions we receive regarding the DPF regen. Soot level high regenerate dpf to prevent derate. Check 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. Drop comments below. . 3 Years 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 is too high for a passive or active regen to occur. Regeneration, or regen, of the DPF filter, is the process that burns the soot accumulation that is inside the DPF filter. Required Action: Vehicle must be Parked and Regeneration must be performed engine will begin derate. regeneration to help with this process. Upon opening the feature, users view a checklist of items to inspect visually. 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 . We have all the same identical trucks through Penske. Like @daf105paccar said, sounds like a sensor going bad or a DPF needing serviced. 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. You need to monitor your. Agriculture and Farming Equipment Repair Software. But even a forced regen will not work if soot levels have overwhelmed the DPF. Although, PACCAR motors were notorious for emissions problems years ago, so it depends on how old the truck is. 1 Year In addition to regeneration, periodic DPF cleaning is required, too. No action is required and no icons are displayed on the 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. Hello I have a 2016 mack with Cummins engine cod eats service required in severe derate also getting code 1921 Sid 324 please advise .
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