Everything posted by mossyoak71
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bucking in drive and OD
I have been trying to get the bucking out of my truck. It is driving me crazy and i just found out how to do a datalog. It seems to be getting worse over time, and I'm at a loss for what to do. Can someone look at this datalog and tell me 1) what is going on and 2) how to try and remedy it. Thanks for any help. iQuad-2018-03-18-07.06.211972471670.csv
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Defueling at 1900 rpm fummins
Good to hear
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New injectors tune help
Sorry I haven't posted anything, but just now getting it to run right. So I did order a new converter with higher stall, and put it in this past weekend. So I left the DDP125 injectors in, and it developed a lope to it. Really bad as shaking the whole truck. So Tuesday evening I had enough and decided to put the DAP 7x012's in and holy cow what a difference. Now I'm in construction and the old saying you get what you pay for is golden. But evidently in injectors it is the other way around with some people. I paid 800+ for the DDP and never got the truck to run right, smoking, lope, you name it. Then on black Friday I bought the DAP injectors for around 350. I will say it was money well spent. The truck now idles better, quieter, and doesn't smoke. More power and clean burning and I'm just running the tune that ME sent me. Now to get this tunning down and I'll be good to go. I'd like to send the other injectors off to have them tested just to see where they are at. I feel like I got ripped off to tell you the truth. So my hat is off to DAP!!
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Defueling at 1900 rpm fummins
So what was your issue? Did you get it fixed??
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Defueling at 1900 rpm fummins
So did you figure it out, and if so what was it?
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Defueling at 1900 rpm fummins
Per your own words you stated that you only had these wires hooked up Quote: i checked my pcm again I believe these pins are all that are needed to work? pin# 31 32 grounded pin#22 constant 12v pin#2 12v key on power pin#6 grounded You need to open the schematic that I'm sharing cause you don't have enough wires hooked up.i don't think you need a PCM. You only have 4 wires hooked to your PCM, you need 8 hooked up 24V PCM Schematic.pdf
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Defueling at 1900 rpm fummins
The PCM needs to see ground on pin 6 in order to tell the ECM that it can rev past 1800 Also the PCM needs the communication wires hooked up from PCM to ECM. Look at the wiring diagram that is in my write up
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Defueling at 1900 rpm fummins
I got the same reaction when I wanted them to reprogram my ECM. Also got the same treatment from Dodge dealer too!
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New injectors tune help
Ok, so I have had the truck on the lift all weekend, I have drained the trans 3 times, changed solenoids, and traced wires till I'm blue in the face. So I put the DDP125's back in so I can at least drive it. I know the torque converter is not locked at idle, due to when you tap the brakes it will unlock. I have ruled out everything, except for the TC stall. With the 125's in it, you have to let the tuck warm up to at least 120° and when you put it in either R or D it will bog down then catch back up but you have to stand on the brakes even when driving and come to a stop you have to stand on the brakes. And I mean stand. With the 7x.012 it would just die all together. Even trying to tap the throttle it would still die. I even tried running it up to 2000 rpm and putting it in drive on the lift off the ground and it would die. No load on the tires at all. So this is my thinking,and I've been known to be wrong. I have a stage 5 5r110, with a stage 5 converter both from Revmax. This was in the 08 f250 I bought. I knew the owner and worked on the truck when he totaled it. Trans only had 4000 miles on it. So the converter was for a built 6.4 power stroke. I say he was around 600hp. So that engine doesn't make the torque that the 5.9 makes at idle. So with all the reading I've done, the 5.9 is making the already low stall even lower. I have searched and see that ATS makes a Fummins converter just for that type of swap. It is just very pricey, so I'm gonna talk with some other converter companies. I will let you all know.
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New injectors tune help
I did have a manual ECM and it lopped like crazy. Could not drive it. So I had it reflashed to a auto ECM and everything was ok, so to speak. Then I put the 7x.012's in and I can barely get it going once I put it into gear. Called revmax today and they said it sounded like the converter was locked at idle.
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New injectors tune help
Mine is Android
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New injectors tune help
I will get with revmax and see if they can custom make one. As far as exporting a tune, I will when I get home this evening.
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New injectors tune help
I finally got the DAP 7x.012 VCO injectors installed last night. I downloaded the daily driver 7x.012 and it is not showing up in the custom tunes. So I tried again and it said there was a file already. Also when I place the truck in reverse it sometimes dies, but when you put it in drive it is fine. Can the quadzilla help with that issue, and if so how. The Cummins is connected to the 5R110 that was in the truck. It was built by revmax, and had a stage 5 converter in it. I'm thinking I need to go to a higher stall rating, but not sure.
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Defueling at 1900 rpm fummins
I had the same issue as you, did you install the Dodge PCM, and if so is pin #6 of the PCM grounded. This was my write up.
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02 Cummins 1850rpm max
So I received my injectors in the mail, and there seems to be a discrepancy. The package says 7x.011 but engraved on the side of the injectors says 7x.012. I'm ok with them, but will they be streetable.
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02 Cummins 1850rpm max
Well I've had alot going on so I haven't been on here. I ordered some 7x.011 DAP vco injectors on black Friday. Hope that makes a difference. But I also found 9 of the 12 exhaust valve stem seals were trashed. I checked them all including the intakes, and none of them were trashed. I changed them before I installed the engine. Could it be that they were brittle from sitting on a shelf to Long? Never have I had this happen. Any thoughts as why? Also Scottfunk, did you get yours straighten out?
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02 Cummins 1850rpm max
I'm afraid you will need a PCM to remedy this situation. The PCM has to see ground whenever it is not in park. The ECM doesn't see the ground, it just gets a signal from the PCM saying all is clear.
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351C Overheating Issue
With that much rust and scale buildup, I would say that the new radiator is probably clogged. You see the circulation only on the top through the cap, it doesn't take much to clog the cores. Take the radiator out and flush it out and see what comes out. Also the passages in the head could be clogged too, what ever the issue is, always the old saying, USE IT OR LOOSE IT always wins.
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02 Cummins 1850rpm max
Well I'm tired of trying to get these DDP injectors to clean up I'm just getting a lot of smoke so I looked at the DAP injectors and was wondering what I was wondering what the difference is in the sac and a vco injectors. Which one should I get was looking at the 125 or the 150s thanks
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02 Cummins 1850rpm max
Thanks, I will try that. As far as the injectors go, I never read anything bad on them, only they smoke. But hey, I went through a costly learning curve with the 6.0
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02 Cummins 1850rpm max
ok, i know i should start a thread in the quad part, but don't want to bore anyone out there. I'm used to the ford 6.0 tuning and the vgt turbo. so that is all computer controlled. So now i have to put my less than smart hat (stupid for lack of better words) on. The following is what i have been playing around with. It is fairly clean running just takes a little bit to get the turbos to light. So my question is how do you get these turbos to light? I'm assuming that the more fuel you add the more they spool or is there some other way. sorry for the stupid question. I have seen 57lbs of boost so far. Thanks for the help. Power Levels: 6 Timing Fuel Load Timing: 1.5 Low PSI Timing Reduct: 2.5 Timing Reduct Scaling: 100 Light Throttle Timing Adv: 3 Light Throttle Timing Load Limit: 15 Timing vs rpm 1500:18 2000: 20 2500: 22 3000: 24 Timing Max: 26 Wiretap Pump Stretch: 1800 TPS Pump max: 100 TPS Pump Min 20 Minimum Pump Tap Fueling Percentage: 5 Pump Low Boost Scale PSI: 10 Boost Scaling: 35 RPM Limit: 3500 Power Reduction: 0 PSI %: 77 1 PSI %: 78 2 PSI %: 79 3 PSI %: 80 4 PSI %: 81 5 PSI %: 82 6 PSI %: 83 7 PSI %: 84 8 PSI %: 86 9 PSI %: 88 10 PSI %: 90 11 PSI %: 92 12 PSI %: 94 13 PSI %: 97 14 PSI %: 100 15 PSI %: 103 16 PSI %: 106 18 PSI %: 110 20 PSI %: 114 22 PSI %: 118 24 PSI %: 122 26 PSI %: 126 28 PSI %: 130 30 PSI %: 134
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02 Cummins 1850rpm max
Ok so now I need some help with the tuning. It's an 02 Cummins with the following mods: DDP 125hp injectors, ARP 425's, billet oil squirters, SO VP44 pump with BD wire tap, 120# valve springs, DPS 62/65/12 Turbo with a Borg Warner S475 Turbo, FASS 150 titanium, mishimoto intercooler, straight 4" exhaust back to 2- 6.5" stacks. So I am not very familiar with the Cummins tuning, as I have always had Ford. The latest being a 6.oh no. But the Cummins resides in it's spot now. It is mated to a stage 5 automatic 5r110. Would like some help with a daily driver with good manners ( I live in Charleston SC, so stop go traffic). Also need a good Dyno tune for when I go to Rudys Fall Jam. Still learning.
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02 Cummins 1850rpm max
Thanks for all the help
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04 F250 Cummins swap
Sorry, I have to set up the notifications. Total project time was around 250 hrs. I have finally gotten it running right. I still have the front driveshaft to install, the AC lines to make up, ladder bars, and the vacuum system for the 4x4. I will be taking it to Rudys Fall Jam in NC in October. Want to put it on the rollers and see what it has.
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02 Cummins 1850rpm max
I edited my post and also put the schematics I used to wire it up in there too.