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2nd Generation Dodge 24 Valve Powertrain

This is a discussion forum of the 1998.5 to 2002 2nd Generation Dodge Ram Trucks with 5.9L Cummins 24 Valve Turbo Diesel power train and drive line system. This includes all sub-system including wiring, fuel, oil, exhaust, air, transmission, computers and sensors.

  1. Started by Vinster_Beta,

    Every once in a while i experience a very quick loss of power as if you turned the truck off and then it comes back and acts normal. The whole thing only will last for a fraction of a second but is very easily noticeable. Sometimes, rarely, but sometimes when I first crank the truck and go to pull out of my parking spot the truck will just instantly die. Then i can fire it back off with no problems after that. Only showing 3 codes which is p01693, p01694 and p0230, I have a mechanical fuel pump on the truck so that's why its giving a code P0230 but I am curious about the others. I'm gonna start by checking grounds and the spliced factory grounds to make sure that couldn't…

  2. Started by jlwelding,

    I had a EZ about 5 years ago and it came with a boost elbow, the new Edge I just bought doesn't come with one. So should I install it or is there a reason to not run the boost elbow. Thanks

  3. Started by Sycostang67,

    I'm doing my best to try and get my new turbo installed, started last week and only got things disassembled before I ran out of energy. I got back to it today and am almost done but I was unable to get the down pipe installed. I was hoping it would go right in as I am replacing a DEP pipe(HY35) with another DEP pipe(HX40). It looks like I am gonna have to beat the firewall or the pipe to get it to fit. Should I just take turns hammering on both until it fits?

  4. Started by YeaImDylan,

    Hey all, thought I'd post this to get some opinions on what to look into replacing or adjusting... So when I shift my truck into 4Hi, my dash 4wd light comes on but when I go and give it gas and start to drive, my shifter goes back into 2wd. I'm assuming this could be due to a worn transfer case linkage? Mine is currently in the same state as when I bought it from the P/O and its held together pretty janky.. has a zip tie or two on it.. lol the t-case shifter is also pretty damn loose but I do feel it "go" into 4hi in a way.. I also don't believe my front end is engaging. I held my hand on the shifter in 4hi and gave it gas and had a buddy check my tires in th…

  5. Started by MH98.5,

    Hello everyone! I have read several articles posted around but cannot seem to find anyone that truly found an answer to my problem. I was recently driving my 98.5 that has a quad adrenaline and it started jerking. After a minute or so I noticed on my Bluetooth monitor that it would cut boost back to zero. As in, I would be going up a hill or something making 5lbs and then it would drop to zero and jerk. (Makes sense because I assume the quad cuts fuel when it sees the boost drop). At first I assumed the MAP finally bit the dust so I replaced it. It didn’t seem to help any. So I continued doing some testing and found the following: 1. if I set the quad to…

  6. Started by Wesley6842,

    So I know there was a thread on this back in 2016 but reading into the document it looks like the guy who made the thread never really did the swap just stated what he thought needed to be done so bringin this back i have an 02 6 speed truck which unfortunately has snapped the crank ripping the main caps out and cracking the block, and me not knowing it was a headache to swap ended up snagging a 99 motor for it, well instead of loosin my you know what on trying to sell this damn thing and finding another has anyone done this successfully without it being a huge headache again i am trying to put a 98.5 24v in the 02 chassis, thanks again!

  7. Started by steel1849,

    I'm replacing my vp44, removed the old one without aligning the keyway to the 12 oclock position. Is it safe to bar the keyway into position without the vp44 installed? Like my profile says- unskilled (But eager to be instructed)

  8. Hello All, Over the years I have jumped around the different fueling boxes. I have uncovered my old edge comp box without the wiring harness. I can get a new harness for $150.00 from Edge but before I shell out $150.00 for the harness I would like to verify my box works. I called Edge and they told me that my box is too old, build date of 12/31/2002, and they no longer support testing of this box but can provide the wiring harness. If someone out there has a wiring harness that they can provide a wiring diagram so I can make my own, or if I could plug my box into someones truck and confirm it works before I shell out $150.00 to buy a new h…

  9. Started by Cae236,

    Having a new issue.. idling truck runs great very slight haze but nothing new.. take off down the road under low throttle it does great.. than between 20-50%ish throttle I begin to have white smoke pouring out.. under full throttle it’ll clear up to black.. I’m throwing no codes, turbo is rather new and have inspected behind filter and down pipe with no signs of oil.. injectors freshly pop tested, compression test recently has been done. Could injection pump be failing with no codes being thrown? Any other ideas?

  10. Started by gerlbaum,

    Hi everyone I hope someone can provide some advice. I have a 1998.5 3500 with a nv4500. It has an aftermarket lift pump, TST Comp, and ts mvp. The current issue has never happened before and I’ve owned the truck since 2017. Over the weekend my radiator sprang a leak. I noticed it when the check engine light came on and temp read ~240. I pulled over and shut it off. While replacing the rad I had two wires where the insulation wore off short. It was the “Cummins bus power” wires (see wiring diagram). I fixed them and the radiator and went to start the truck and no wait to start light and the truck won’t start. I messed around Saturday looking for bad wires, and checking fu…

  11. Started by portlandareae28,

    Howdy, I am a long time member here but been 2nd gen less for quite sometime. thinking it is time for another one. Does anyone know of anything out there? thank you!!

  12. Started by wil440,

    I've just come across a pair of exhaust brakes, just the actuators no controllers, from pictures and measurements they look to be 3 1/2" ID on a 4 1/2" V band both straight not angled Both are off of a Daf cf55 which has the 5.9 cummins fitted but the pre 24v, I'm assuming my downpipe is stock but have't measured it yet hope they are the correct size, bigger than stock I'll be ok, smaller than stock and I'll sell them on to the landrover/cummins conversion boys Whats the easiest way to operate one without spending huge amounts ?

  13. Started by JAG1,

    Does anyone know if there's a way to tell if an automatic trans has been rebuilt? I bought at 190K now at 244K with no problems so far except lately it has been slow to go into 4th at times.

  14. Started by HitCast,

    Hello everyone another New to me 98.5 day after I bought it odometer started blinking and no guages except for the tach. P1698… Checked for bus voltage at the dlc and have 2.45 without the truck running, I figured it was a pcm but I put it in my other 98 and it worked but the pcm out of the other truck didn’t work in this one. I checked the voltage of the 2 bus wires on C3 on the pcm and it seems they only show 0.9 volts? Truck charges and shifts fine just no guages. I also checked the C130 connector and my grounds going into the pcm. Any help would be appreciated thanks guys

  15. Started by DownHomeDiesel,

    I think I'm finally ready to ask these questions. I have decided to upgrade my 24v with a quadzilla adrenaline, injectors, compound turbo, and an exhaust brake. I am not interested in rolling coal. I do not race but I do tow. I like reliability and longevity. My NV4500 has a 450hp clutch. And I'm installing a new lift pump and lines. I'd like suggestions on compound setup and which injectors to match them with. I initially planned to build my own setup but now I'm leaning to buying a kit. I feel like I want to be in that 350-425hp area. If possible I'd like to keep air filter in place (corner of passenger cowl) but it isnt a deal breaker. T…

  16. Started by JoeHarlan80,

    First I will share I have a new lift pump and TPPS and crank sensor. this truck has the modifyed relay installed a few years ago. Today I had time so I put a test light to the Red and Green wire key on power source for the FP relay and also powers the VP 44 pump as far as I understand. When the engine is cycling off the power to the red/green wire goes away. there are no codes present at this time Adding short video. I'll add its a 1999 2500 with auto Thanks for any help.

  17. It is getting hard to find non synthetic 2 stroke oil in the Houston area. Where are you finding "regular" 2 stroke oil? What bad things happen when synthetic 2 stroke oil is used?

  18. Started by Brandon39,

    Hi this is my first time posting. I got a 01 quadcab cummins from my girlfriends grandfather that passed away . It has the h.o. motor and a 6 speed standard. Back in 08 he put a new motor in and had problems with the tach ever since. Now that i have the truck i had it idling with my scanner plugged in and the tach says its idling at 500 rpm. The scanner says 800 rpms. When the scanner is reading 3000 rpms the tach says 2000 rpms. Other than that it runs good . Any help or ideas would be appreciated. Also my redline on my tach is at 3000 rpm which is odd because every other cluster ive seen is around 3300-3400

  19. Started by Doubletrouble,

    Been meaning to get to this mod for a while. My radiator is getting covered in oil and dust sticking to it so it was time. I followed @Mopar1973Man's write up on this for the most part. I did reuse the hose from the oem vent. I cut off the "J" part of it and used the piece that kind of jogs over a bit. It's a tight fit getting the pvc in it but it works. To paint the pvc I used rustoleum satin black implement/industrial paint. Dries to the touch in about 15 minutes and seems to cover and stick to the pvc pretty well. Thought I'd share a couple pics.

  20. Started by BRI7070,

    Hello All, its time for another problem. I have an 01 2500 (DFI 7X009 injectors, DTT Trans with 89% converter, 3.55 gears, 265/70/17 Tires) and I recently removed my stock exhaust manifold and Hy35/9 turbo and AFE air filter and replaced it with an Insta-Spool Super 9 turbo, ATS 3 piece exhaust manifold and a Power Driven Diesel Dust Bowl air filter. After installing those items I took it for a test drive and all was good. Spooling was nice and had about 38 psi max boost and EGT's were higher than I thought they should be, 950-1000F at 65 MPH on flat ground no load. I called Power Driven Diesel and asked about the boost numbers and EGT's and they asked me to incr…