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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. I have a 99 24v automatic. I was wondering if the engine wiring harness is the same as a manual. My harness was hacked from previous owner and found a good deal on another one, but it’s out of a manual truck. Thanks in advance.

  2. Started by LorenS,

    I believe my DANA 70 housing is damaged and while searching CL for a replacement I found a DANA 80 SRW from an 02. What are the downsides to swapping out? Weight and rotating mass, anything else? Should it bolt up?

  3. Does anyone know, or can anybody check what the voltage on C1 Pin8 on the PCM is at idle? I am trying to figure out if the ecm modifies the CKP sensor signal or if it just sends the same signal. I suspected I had a bad ECM and I sent it out for a rebuild from auto computer specialist and they did a full rebuild but I’m still having the same issues. I replaced the CKP sensor a few years ago due to the tach dropping out and a no start issue but I couldn’t get a cummins part so I used an eichlin sensor. When I hooked up a scan tool I had CKP signal and CMP signal but no engine speed at the PCM. For testing purposes could I jump the signal wire from the CKP sensor to the engi…

  4. Started by LorenS,

    Is this a normal amount of dirt on the compressor blades? Turbo only installed a couple thousand miles. I run a stock style WIX air filter and it's fairly new and clean.

  5. Started by Zamboni,

    So the issue I'm having is i have no power in reverse, not transmission problem power but my truck will not push my 5th wheel trailer in reverse up an incline, just black smoke. So ever since i changed to an HX35 turbo and a lower stall torque converter this has been an issue. My thinking on this problem is the lower stall converter is not allowing the engine to increase in rpm to get any boost from the turbo. So question is, will my old hy35 spool better with this setup or would a stock or higher stall converter be a better option or am i just missing something?

  6. Started by Dumb A,

    Just finished building my 02 5.9 and took it out for a test drive, all went well. Before I tore the engine down I was having intermittent dead pedal. I'm likely going to need to replace the APPS? Is one better than another? And possible source? Thanks everyone!!!

  7. Started by White wondee,

    Hey guys, I’m really at a loss here I have no idea what’s going on with my 2000 extended cab 2500 auto trans. I was pulling my gooseneck probably 5k lbs, while accelerating my truck made a sound from under the floor, maybe trans or front end, sounded like a screech or squeak, and the whole truck kinda jumped. It kept doing it as I accelerated, now it’s doing that when I’m speeding up even without the trailer. Anyone have any idea what’s happening? Clutch?

  8. So I thought I'd repost this here. Yesterday I was driving down the road and the truck just died. It threw a p1693 and then a p0122 and p0237. Battery voltage was showing 15.1 and the IAT was showing 2.70v and the engine temp was 2.79v. The scanner was showing no data from oil pressure sensor. The Map and IAT and apps are all brand new. I unplugged the quadzilla and it made no difference. I'm thinking Ecm??? Wiring? This picture is what the scanner was reading when the truck died. The truck would run for a few mins and then die, but now it will only run for about 5 secs.

  9. Started by Thomas Florek,

    So how much to shorten driveshaft? I measured the distance with 70 and driveshaft pushed right up against the transfer case there was 2 5/8”. But I also took out 3 extra leaf springs (someone put them in and it rode like a tank). So now I have the 80 in. Looks like have to shorten driveshaft 1 3/4”. From what I’ve been reading people are only shorting 1 inch. Which is right? Thanks.

  10. Ok... My truck went to down after a hard run here locally. Trying to turn around on the highway and out run a semi-truck. Finally blown the head gasket. Not bad but it weeping oil out the front. Still starts and runs. Yes I know most like the smallish turbo (drive pressure) is my problem and need to upgrade. Right now with all that is going on my 2002 is going to remain down for some time and let me fix it right. I know I got to pull the head and get it inspected for sure then reinstall. I'll leave wire tap off till later when upgrade turbo can be had. Already had a nice chat with @dieselautopowerabout it. Like I'm just about got the 2006 Dodge u…

  11. Started by panzerq,

    Hi, long time lurker first time posting. Gotta say have read alot on this site has some good Info. Had a issue the other day with my 2000 24v auto. Drove it around all day fine, parked it in the drive way and changed my brake light switch since the brake lights stopped working. After that they still didn't work so I swapped my multi switch with another one, still nothing. Went to fire it up and got a no bus message on the dash, will crank but no start, fuel pump won't prime gauges dont work for volts or fuel level when not running. After messing around checking all the grounds which are tight and clean. Truck has 76k miles on it. Did some more testing, h…

  12. Started by Tbird9140,

    While replacing the tappet cover gasket on my 2000 4WD 3500 Ram Automatic (VP44) (Thanks Mopar1973Man as I used your 2 great "How to" posts extensively to replace the gasket), I came across two lines near the back of the tappet cover which are currently not hooked up to anything. Before I complete the installation, and before I seal everything up, I thought that I should ask the Forum if these two lines should be connected to something that I have overlooked. I have attached a photo with a yellow note pad as background. One line appears to be an electrical plug with up to 4 connections. It stands out in the photo. The other, at the top of the photo and barely on th…

  13. Started by dieseldon,

    So, went camping with son this weekend and his 98.5 had some problems we're trying to figure out. Went for a short drive and smelled smoke, turned off truck and looked under hood, alternator was smoking! Alternator was hot as hell! Fidled around a bit with the connector coming out of it and he thought they were possibly touching each other? One definitely was showing bare wire at connector. Any how, after messing with those wires he turned truck back on and alternator seemed operate at least cool to touch , problem is now no WTS lamp and grid heater not working. We did get it started in morning but below freezing and it wasn't happy! Didn't think about…

  14. Started by David454,

    I've got an 01 6 speed HO with 160k on it I bought not too long ago. Previous owner had installed a FASS and Edge Juice on it. I went to clean up some line routing/wiring and noticed what I now know to be the timing solenoid wires were completely bare at the top outside the sheath. I poked around that area a bit, looked over some fuel pump wiring/hoses and then quit for the night after I saw how much work I needed to do. Next day I fired it up (still hadn't done anything but literally poke the wire bundle around to look at it) idling rough, p1690 pops up (no other codes) I shut it down and decided to swap the crank sensor. No change with the new crank sensor…

  15. Started by Doug Dear,

    I have had the dead pedal or atleast partal dead pedal. It will run along fine then dead pedal on me so, I turn the key on/off and it acts like it didnt happen. Bought a new apps sensor. Didnt fix it. Low voltage about 2 or so. Did the W/t mod. Hoping it was a ground. I had metioned I had a code Po 2016 injection pump timing. It is a brand new pump 150 miles so, I said no way but I was told to use some Atf. I finished the W-t mod replaced the fuel filter 1/3 of the atf with the filter rest in the tank. Ran it for 10 mins drove it 10 miles it dead pedaled only on time. Much better it was doing it everymile. Today it still did it twice. Put on the scan tool and got the po20…

  16. Started by Dumb A,

    Anyone have a suggestion for a pilot bushing rather than the needle bearing in my flywheel. Maybe a supplier. I have sworn off DAP. It looks like a weak design and I've seen pictures of input shafts chewed up after these have gone buggy.

  17. Started by Takendad,

    New here so haven’t read all the posts yet. I have a 1999 Dodge 3500 5.9 Cummins 24 valve. Truck sat for 12 years after my dads death. Been working on it for the last 6 months. New VP44, lift pump, fuel filter and so on. New turbo, APPS, all sensors and so on. My issue now is I can drive the truck as long and far as I want to, no issues, no power loss. As soon as I shut it off and I re start it after being off for 15 mins up to two hrs, it will run for five mins or so and just shut off. Won’t restart until it sits a couple of hours. I know this isn’t a good practice but tried it twice, I can put about 16 oz of water on ecm (not on wire harness) and wait 5 mins and it will…

  18. Started by RoadKing502,

    I have searched the forums and can’t find anything specific to my lift pump issue. I have a 2002 with 230k miles has a air dog raptor ffrp 150 and edge comp and fuel/pyro/boost gauges On the way to work this morning I noticed I had 0 fuel pressure I then pulled over and bumped the starter, the pump ran for roughly 30 seconds. I then started the truck and watched the fuel gauge it held at 15 PSI for roughly 30 seconds again and then promptly dropped to zero. I hard wired the pump through a switch and it stayed on then but it burnt the pump up. Has anyone had this specific issue and know a fix ? I’m really confused since it runs for t…

  19. Started by Marcus2000monster,

    I need a new set of battery’s before winter and I’m curious what you guys recommend and have had good luck with? Currently have Napa battery’s.

  20. Started by BDK,

    Hey all, my son has a 2001 2500 24v that only came with keys when he bought it. He would like to add a FOB to lock and unlock and my assumption is that this can be done via just programming. Anyone tried this? Does this article make sense and seem legit? https://itstillruns.com/program-keyless-entry-remote-fob-6194237.html He only has keys and no FOB currently. BDK