Aug 1, 2018 · Copied from Dealerconnect tech connect. "The Diesel Exhaust Fluid (DEF) pump filter is has a internal filter designed to prevent foreign objects from entering the dosing …

Jan 19, 2023 · The Dealership just replaced the DPF filter again!!! This is the third filter (2nd replacement) in my truck and it only has 17k miles on it. I am getting real tired of taking it into …

Jan 28, 2025 · Took it apart and found a big ole peice of crystallized def fluid in between the DPF and the SCR where the def injector sits. I get told the def fluid at the truck stops is super …

Jan 22, 2013 · This may be a dumb question. Just wondering, since Cummins has now switched to DEF systems on all Rams. Now that everyone uses a diesel exhaust fluid system, does that …

Apr 22, 2025 · Anybody have a problem with DEF leaking out of the exhaust system? Mine leaks at the flange joint between the cat and the DPF. I've tried replacing the injector gasket twice, …

Jun 24, 2013 · December's Cummins of the Month, The Spirit of Giving!, is now open for entries! 6.7L Diesel Particulate Filter clogged/ fixed! Jump to Latest 171K views 27 replies 20 …

Sep 17, 2014 · The DEF filter is on the bottom of the DEF pump. The DEF pump should be mounted to the outside of the frame on the drivers side near the back of the cab. It's the only …

Sep 14, 2023 · Basically your truck thinks that the diesel particulate filter is full of ash, which is a byproduct of the combustion of engine oils mixed with the unburnt fuel (soot) in the DPF. At …

Jun 16, 2022 · Hello all. New here. Was a Ford 250 owner years ago. Just recently got a Ram 2020 2500. Love the truck, but hate this DEF. Nothing but issues so hope someone can help. …

Jul 13, 2023 · Does anyone know if there is a filter on the def tank and when it should be changed.