Cummins Diesel Forum banner

Discussions Showcase Albums Media Media Comments Tags Marketplace

1-20 of 25 Results
  1. 03-07 Powertrain
    Good evening all. Brand new to forums and relatively so to 5.9s. I desperately need some advice/direction. I have an 07 that had a bad TIPM. Replaced that and all was well for about...that long. Then the fuel gelled up. Lift pump went out, replaced it and filter. Then had over-fueling issue, bad...
  2. 03-07 Powertrain
    Hi everyone I want to thank everyone for any help. So, first off I’m not asking if it’s a good idea or if I should or should not do it. That not your concern or problem and that’s not the question being ASKED. So I own a 2001 2500 5.9 Cummins with a 47RE trans. I blew the motor running...
  3. 98.5-02 Powertrain
    Hi everyone I want to thank everyone for any help. So, first off I’m not asking if it’s a good idea or if I should or should not do it. That not your concern or problem and that’s not the question being ASKED. So I own a 2001 2500 5.9 Cummins with a 47RE trans. I blew the motor running...
  4. 03-07 Powertrain
    Anyone ever had the cp3 mounting bolts vibrate loose? I wad trying to track down a vibrating noise and found my cp3 moving about half an inch while idling. Figured the nuts were just loose but actually the top 2 nuts were completely gone and the only thing holding them on was the bottom nut and...
    cp3
  5. New Member Introductions
    Long time lurker, previously owned a 2nd gen 12 valve. Recently sold that and bought a 07 Mega Dually with the 5.9. Yes, the 07 is already pitching me fits, making oil. So, I'm jumping down the common rail rabbit hole of cp3 pump leaks and injector issues. Thank you to everyone who has...
  6. 03-07 Powertrain
    Hi everyone, I am new to the forum and this is my first post. Theres not much information of troubleshooting the cp3 and trying to figure out what is wrong. My 6 speed 2004.5 5.9 2500 started stalling and rough idling for a day or two and then did not start in my driveway since then. Lift pump...
  7. CP4 Issues Only
    Hi, I have a 2020 Dodge Ram 2500 with 44k miles and local Ram Dealers (Boise) are declining my recall for the fuel pump due to the truck being (mm3 tuner)tuned and D. The dealership told me to reach out to customer service to see if there’s any shops that will do it and get reimbursed. After...
  8. 03-07 Powertrain
    I have a 2005 dodge ram 2500 with 163k on it and it drives fine and doesn’t seem to be down on power but on decel it skips almost, I put 6 new injectors in it thinking the issues was leaking injectors, that was not the case I did a cylinder cutout test for each cylinder to try and narrow down...
  9. 03-07 Powertrain
    I have an 05 3500, 6 spd that's been broke down for 2 year and been to 5 shops and no one can figure out the issue. Let me preface by listing parts and work done. 2 new CP3s from Bosch, injectors 4x also Bosch, connector tubes, multiple FCAs, ECM, new rail, lines fuel pressure sensor and valve...
  10. 07.5 - 09 6.7L Powertrain
    Deleted 2009 truck Stock with a hot tune 35psi runner Recent fuel problems after no recent mods. 126k on the clock Rev max 700 lift n 35s Dialable hp switch Unplugged sensor at cp3 fuel goes to 21psi plug in back to 5 psi after say 15 sec. Put in a cam sensor because have gotten this code...
  11. 03-07 Non-Powertrain
    I installed a fleece in tank lift pump a few thousand miles ago and a new alternator closer to a thousand miles ago. Starting about a week ago my 2004 with an in tank pump died while pulling out of my driveway and threw a WIF light. I’ve put a new filter on it, put diesel dry in it, done...
  12. 03-07 Performance Parts Discussion
    This is for a 2006 5.9 Picked up a used ppe dual kit off a buddy, debating on selling it for some cash to put towards a 12mm stroker or trying my luck with it. Which option would be better for 1000+ whp? Build is slow going and working on accumulating parts to all be installed at once. But plan...
  13. 03-07 Powertrain
    I got some bad fuel in my 07 5.9l so we dropped tank and cleaned it completely out, put new filter in, replaced, cp3, and the fuel pressure release valve. Truck was running perfectly fine before the bd fuel. But now won’t start and makes a sucking sound when trying to start. It also is now...
  14. 2013-2018 Powertrain
    I have a 2015 ram 3500 Laramie bone stock 150000kms(90000miles). I have linked a video with a tick/knock I can hear at idle. Should I be concerned with this or is this just CP3 knock.
  15. 03-07 Non-Powertrain
    I am looking for some help diagnosing a hard start on a recently purchased 2003 5.9 CR Cummins, I have searched a lot on this forum and done a tonne of reading. Truck is higher mileage at 470,000 km. Sometimes the truck will start on the fifth rotation sometimes it will take turning it over for...
  16. 03-07 Powertrain
    I'm needing a new cp3 pump for my 06. Im seeing many different rebuilders... Im just looking for stock rebuild. Thoroubred $565 2 year warranty up to $815 DDP 1 year warranty. Any suggestions to avoid would be greatly appreciated.
    cp3
  17. 03-07 Performance Parts Discussion
    Just replaced top cp3 from ATS twin fueler kit since old one decided to shred itself. Put new cp3 in and hooked up all correct lines and plugs for FCA/FR-PS. Primed system 4 times and cranked it over. Started up really rough with a giant chop. Eventually turned itself off after chopping for a...
  18. 2010-2012 Powertrain
    So my head gasket blew about 2 months ago. So I put a new one in did the head studs with it. All is good no over heating or any signs of not doing it correct. But here’s where my issues start. At first I had a slight boost leak no big deal bought a new 30 dollar gasket, took the injector lines...
  19. 03-07 Non-Powertrain
    Hope someone has some insight... loosing my mind lol. Let me start with my truck and how this all started I have an 03 3500 srw 246,000 miles Things I've done over the last 8 years Fass 150 Platinum (single filter)(6yrs ago) Aftermarket wastegate (6yrs ago) Smarty SP06 POD (7yrs ago) Fully...
  20. 03-07 Powertrain
    I hear people talking about using engine oil on the seal on the cp3 before installing. Would white lithium grease or break cleaner work? Just wondering
    cp3
1-20 of 25 Results
Top