4l80 on a 13 ram issues!!!!!

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california

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Ram Year
2013
Engine
Hemi 5.7
This is kinda my last stop for help before giving up on the project

Ive installed a 4l80 transmission on my 2013 ram 1500 single cab and im havings issue hopefully someone can help me out ive already talked to that guy that did the project from here on the forum but we couldnt figure it out

So the problem is since im using a stand alone computer is i have all 4th gear in ligh throttle no problem but when i go full throttle it doesnt shift at all it just revs up like if it were in nuetral like it wont shift at its commanded rpm so what i did was lowered the wot shifts down to 2500rpm for all 1-2 2-3 3-4 to see if it made a difference and it shift in wot but not power at all feels weak not normal like it feels is going to limp mode


We thought it was trans
So i got it rebuilt no luck
Replaced rebuilt trans with a friends rebuilt trans no luck
Replaced my tc with an oem tc no luck replaced tc with friends trans no luck
So that proved to me my trans was in good shape.
Replaced harness from brand new quick4controller no luck
I tried everything in my power and knowledge cannot get to the bottom of this if i dont find the problem soon i will be forced to go back to stock and that only means no more racing invested to much time and $$ into it with no luck been 2 month of struggle
I do have check engine light of course cus i dont have 65rfe on their anymore dont know if maybe the codes are causing my engine to go into limp mode and those codes cannot be deleted with diablo only with hp tuners is what i heard.
Cel light present:
P0750:shift solenoid A
P0935:hydraulic pressure sensor circ
P0882:tcm power input signal low


This is what i have on truck now
5.7 400ci long block with ported heads and custom stroker cam
2stage nitrous
4.10gears
Arh longtubes no cats
Custom track intake
87mmported throttle body
Lower crank pulley ati15%
170• thermostat
Diablo sport trinity tuner t1000
With custom tuning
Transmissiom
Stage 2 4l80 rebuilt to handle 900+hp
Billet 3600 stall torque converter
Custom made driveshaft
Sidewinder 4l80shifter
And
Usshift quick4 stand alone controller for 4l80
 

RedSRT4Me

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2015 CC Sport
Engine
5.7
It definitely has to be an electronic malfunction from PCM or TCM.

Have you tried contacted Sean or Jay? Jay is out of town for the weekend though.
 
OP
OP
california

california

Senior Member
Joined
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Posts
482
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Ram Year
2013
Engine
Hemi 5.7
It definitely has to be an electronic malfunction from PCM or TCM.

Have you tried contacted Sean or Jay? Jay is out of town for the weekend though.

I dont tune with saun
I tune with jay but he cannot help Is a stand alone computer he dont want to learn the software cant blame the guy if he cant so thats out of the question
He says nothing with engine tuning has anything to do with my problem so im just stuck in the same hole
 

chrisp2493

Always Modding
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Warren, OH
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2003
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392 Hemi
Man that sucks you’re going through all that. Can you convert to a manual valve body and get rid of the electronics?


I Bleed Ram Trucks
 
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