The most important addition to the 6.4 Powerstroke was the DPF, or diesel particulate filter. Unfortunately, the DPF filter was a common 6.4 Powerstroke problem. The particulate filter was prone to clogging which caused a number of performance and reliability related issues. Additionally, when the DPF filter does fail it can cost a smooth $3k Truck has SPN 3720 FMI 16- DPF End of service life, need to replace your DPF filter. How to Fix-Replace / Clean DPF filter and use OTR Reset Tool to reset this fault from active to permanent (inactive). Truck has SPN 3719 FMI 0 - DPF Filter Soot Level Very High - DPF Zone 4/5 How to Fix-Replace / Clean DPF filter and use OTR Reset Tool to reset Abstract: The accumulation of ash in diesel particulate filters is an important factor limiting the filter’s service life, increasing its pressure drop and having an adverse effect on fuel economy. The main sources of ash are engine lube oil additives, as well as fuels and engine wear and corrosion. A number of studies have been conducted and Odd Odors: When your filter is packed with debris, exhaust gasses have no place to go. This builds up and creates odd odors. Not only is this unpleasant to breathe, but it can also cause a fire hazard for you. Check Engine Light: When you have a clogged DPF filter, your dashboard might give you the first clue. Sensors in your truck can detect a Failed DPF pressure sensor – This sensor measures soot levels before and after the DPF filter to determine the pressure drop within the DPF filter. This sensor senses the pressure be t ween t he DPF filter and notifies the ACM (Aftertreatment) or ECU (Engine Control Unit) the pressure difference. A failed sensor can provide false readings and The warranty book states that the recommended maintenance schedule is not affected as it relates to DPF ash loading, but it also specifically states that the DPF IS covered. 81,000 is far short of the recommended maintenance interval of 110,000, the first time it's to be checked. The DPF idiot light has not come on, just the check engine light 60 hours X 60 minutes = 3,600 minutes. 16 regeneration minutes /3,600 = .00444 = 4/10s of 1% of engine time is consumed during parked regeneration. Fuel cost for sixteen minute parked regeneration @ 2,200 rpm ~~$1.00. Diesel Particulate Filter supersedes tractor muffler. At some point in time DPF needs to be replaced. If your DPF warning light comes on, here’s what you do.When your DPF warning light comes on, remember this: Orange warning lights are sub-critical events. Yo .

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