Silverado HD and GMC Sierra HD vehicles that are equipped with 6.6L Duramax Diesel engines (RPO LML or LGH) may contain a leak in the seal between the engine-exhaust down pipe and the engine-exhaust pipe. If a leak is present, the intermittent regeneration of the diesel-particulate filter This bulletin applies to **D2,** DD and DP vehicles built on or after June 26, 2021 (MDH 0626XX) and on or before December 07, 2022 (MDH 1207XX) equipped with a 6.7L I6 Cummins Turbo Diesel Engine (Sales Codes **ETM** or ETN). Installation of Particulate Matter (PM) sensor. Installation of Particulate Matter (PM) sensor. It is good to know that particulate filters are often incorrectly replaced. When problems arise and the diesel particulate filter malfunction light comes on, it is generally difficult to find the cause. In this case, the choice is often made to replace the DPF. It may be the case that the particulate filter is broken, replacement is the only TSB 21-2332 addresses this code. The bulletin contains NO DIAGNOSTICS other than retrieving the code and directs to replace the exhaust filter. It affects the following vehicles: 2015-2019 Transit with 3.2L engine; 2018-2020 F-150 with 3.0L engine; 2017-2020 Super Duty with 6.7L engine and built on or after 13-May-2017 The diesel particulate filter is an important part of your diesel car's exhaust system that helps to reduce its emissions. In recent years, a bigger focus has been put on the reduction of harmful . An example design of a diesel particulate filter is shown in Figure 5. Figure 5. Cutout of catalyzed DPF for heavy-duty engine retrofits (Courtesy of Nett Technologies) Filtration Efficiency. The performance of diesel particulate filters may be expressed as filtration efficiency (E) or penetration (nominally 1-E). Both parameters can be A reader tip pointed us to an issue with Mazda’s recent Skyactiv-D diesel engines in Australia. Apparently, the vehicle’s particulate filter may be the source of some engine oiling issues. Our reader sent us this note regarding the issueI’m really looking forward to the new skyactiv D engines coming to North America next year. As I was looking for info about them I came across issues This enables the diesel particulate filter to remove more contaminants from the system and keep your diesel emission system working properly. Without this sensor, the DPF would fill up with diesel particulate matter or soot and the truck would eventually be put into derate and would be restricted to limp mode which can be as little as 5 MPH. When plugged into a computer it shows as fault code P242F Diesel Particulate Filter Restriction Ash Accumulation. I have tried Wynn's DPF fluid from Halfords to try and clean it and thrashed at 3000 refs up motorway. I was wondering if there are any other tricks/ ideas or a way to clean the filter yourself. Dealer scan apparently shows problem with the diesel particulate filter. Told by dealer that it would take 2 days to fix at approximate cost of $(NZ)1800. Mechanic's Assistant: Is the warning light flashing or blinking, or is it solid?

mazda 6 diesel particulate filter problem