\u00a9 2023 wikiHow, Inc. All rights reserved. Why do so many guys on this forum change the Y-cable ? !, 1946722 Genuine OEM . thanks, Frank. We are also having troubles with dpf sensor. EGR differential pressure faults: 1866, 2273, 2274. %PDF-1.3 To test if your battery is working properly, you'll need to connect the multimeter ground with one lead connected directly onto its negative terminal and run a quick "plausibility" check. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Learn more An exhaust pressure sensor, also known as an EBP or DPF sensor, measures differences between your vehicles exhaust before and after it passes through a filter. Lack of boost also causes excessive soot. So if the front hose reads 1 PSI and the rear hose reads half PSI, the signal wire voltage should read somewhere around .8 volts. If you dont get any reading on your multimeter, make sure youre holding the probes against the correct pins. F40Model Year: 2019 + . Turn on the ignition switch without starting the engine. This cookie is set by GDPR Cookie Consent plugin. He has more than three years of experience writing for and working with wikiHow. Baking that style of filter isn't always a sure thing because of the way it's build. In theory, theory and practice are the same. When you troubleshoot any possible active fault codes from the list above, proceed to the next steps below to eliminate all other possibilities. 4.6 V depending on differential pressure. Ash is stored in the DPF. 888.99.DIESEL. Up to 9.5 mm [3/8in] can be cut off the aftertreatment DPF differential pressure sensor elbow fitting end of each DPF differential pressure sensor tube. I take it you've tried a second static burn? %PDF-1.5 This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. For a better experience, please enable JavaScript in your browser before proceeding. correctly. Your exhaust gas flow at idle is not very restricted by your DPF even when mostly clogged. They should not be damaged or plugged. Necessary cookies are absolutely essential for the website to function properly. The multimeter should normally display a voltage between 4.5 to 5 volts for referencing the 5-volt, a solid 0 volts for the ground wire, and anywhere between 0.5 and 4.5 volts for the signal wire. First, check your Cummins DPF Differential Pressure (DPF) Sensor Reading. Once you remove the guts from the DPF, you will end up with a check engine light and the engine will eventually go into De-Rate. The DPF sensor measures the pressure drop across a DPF. Check my guide on how to create an account or my training courses on how to use QuickServe Online effectively. 4954574 Genuine Cummins OEM NOX Inlet Temperature Sensor, New In Box, DPF Sensor. New Cummins DPF Differential Pressure Sensor 2010-16 PN 2871960 904-7127 w/Tube. Check the condition of the air filter. 2020 Ram 3500, CM SK flat bed. Sent from my H1611 using Tapatalk. While the engine is running you will then need to remove the hoses from the sensor. National Truck Parts has a large selection DPF and emissions products for heavy duty trucks. C - P244B CausedFrom a Full DPF. Part NO. If voltage is NOT between 0.44-0.56 volts replace the DOC inlet pressure sensor. I would think if it was not burnt and had good contacts it should be just fine but instead so many guys just change it out ! <> Connect your diagnostic tool and monitor the fault code page. Categories . MBRP 4", 2012 Leather interior, still a work in progress this is all about EGT sims. im talking about one for the DPF sensor these egt sims will only prevent or prolong a regen. Never attempted a regen works by resetting the time plug it in and wait about 10 seconds and crank. 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. This filter traps particulate matter (also called "soot") created by the engine. Connect your diagnostic tool and monitor the DPF differential pressure sensor voltage (engine NOT running). We changed B28/8 sensor, check cables resistance to ECU = 0,7 OHMS all three cables, and check the two small tubes to dpf for leaking all good like new, made two regeneration and mark in Xentry as DPF has been renew and still problem come on after 50 km or less. Page 3 AS, S.L.U. You may be reading this as you've got code OBD Code P244B - Diesel Particulate Filter Differential Pressure Too High. A diesel particulate filter (DPF) differential pressure sensor measures exhaust backpressure and signals when the power-train control module (PCM) should begin a regeneration process to clear the filter of diesel particulate matter (DPM), or soot. Intake throttle actuator faults: 175, 176, 177, 3539, 3541, 3542, 5879, 5881, 5882 Thanks to all authors for creating a page that has been read 45,868 times. Clean or replace as necessary. If your signal values do not meet specifications, check once more to ensure you are doing this correctly. 8C3A9G824AB 137423 C17G2807851 8C3Z9J460D 0741584Z03 1778137 . But.even if you know the pressure how do you propose measuring it. 6 0 obj If all's well on this end then it should show 12 volts or more when reading from the devices scale! 3 0 obj Come join the discussion about reviews, drivetrain swaps, turbos, modifications, classifieds, builds, troubleshooting, maintenance, and more! You'll need a multimeter set to 20V and a pressure gauge to test it. x]ioFW;2yK++uA0]F+jd)A-3Y&69mG2:)J;eUSvm~rL|k\YLu=_&D0OEbDHr4tZNNGyy7v~:{;{\Sul+izT8=1O({ 4y~:uM^-IW{ju1s>OIL>~|~"~*nn,j>RbFi^mmdRXFO*9` yL"g6S`V5K*JMIAhVrYgj'zQeJATelu*lj=E5,dYtN>*QNw]gkozj!ENDa!23mc2yN>iRb4teQFEeTrtf>a,HuXxXTO)9O.=x&:Mk6>TRA5i9N/Z!*$Y(S These cookies track visitors across websites and collect information to provide customized ads. If you don't notice a voltage change, first test all of their connecting hoses with a pressure gauge. This article was co-authored by wikiHow staff writer. The remaining DPF life is a calculated value based on a number of factors. If you want to check the sensor while its still attached to your vehicle, use a multimeter and vacuum pump to test the pressure and voltage readings. Industrial differential sensors may be integrated into a standardised fitting, allowing it to be built into existing pipework. 4 0 obj Poor engine performance; Poor . Cummins Differential Pressure Sensor (DPF) For Cummins ISB 6.7L Diesel Engine EGR Delta. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. By using our site, you agree to our. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. In other words the higher the differential the faster it goes up the scale. Also check for pin-to-pin short circuits. This fault code sets when the DPF outlet pressure is greater than 30 kPa (4.2 psi) for more than 10 seconds. Vacuum pumps measure how much pressure builds up inside the sensor when you add more air. This HAS to make a diff in how it runs though..theres no way it can run right without an accurate reading, can it? Cummins Quickserve Online Account for FREE! I don't see anything in the factory service manual that describes what the values should be. Here is the link to the PDI tuner I have installed on my truck: https://www.amazon.com/dp/B087V9XWB7/?tag=ryannsophia-20Welcome to our channel! Subscribers do not see these advertisements, To join in you must be a member of MotorhomeFun. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. if so do you have any ideas as to what sensors can be manipulated manually in order to control (activate and deactivate/complete) a regen? Active and stationary regeneration of the DPF will be disabled. Of course I would change the oil again . JavaScript is disabled. Useful articles and Training courses about Diesel engines. Common Rail Diesel engines have become more common in passenger vehicles in the past decade or so. Already tried 2, but thank you all the same. Free shipping for many products! By clicking on them and completing a transaction on the merchants website, I earn a small commission at no extra cost to you. That's the point behind controlling the map designated for the post injection responsible for the added heat and fuel for regeneration. DPF differential pressure sensor signal voltage. As implied by the name, it is responsible for continuously detecting the pressure difference between exhaust gases before and after the particulate filter.