2013 RAM 1500 65RFE Line Pressure Sensor issues

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20131500MSM

Junior Member
Joined
Aug 18, 2020
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Location
Modesto, CA
Ram Year
2013
Engine
4.7L
Hello

I have a 2013 1500 i just paid off on 7/21, and i’ve been trying to diagnose an issue i’ve had with it since i installed a sonnax pressure booster.

The original pressure sensor started to leak, so i replaced it and installed a pressure booster from sonnax because i thought why not as it was only 50$, it didn’t work all too well and the shifts were very soft at start, it started to unlock the torque converter on upshift from 6 to 5th gear and just overall drove horribly, so i started wondering what was the issue. i took off the pressure sensor booster and just connected the pressure sensor to the main connector by itself and got a P0934 code, but when i reconnected the pressure booster i got no codes at all. and also, the code comes up IMMEDIATELY after the engine is fired on after clearing the code without the line pressure booster being there

i replaced the sensor with a power torque sensor from oreillys, i ordered a factory mopar OEM one but i don’t know when it’s gonna be in aw USPS is being stupid with its tracking

is the power torque sensor bad, or incompatible? i don’t see the harness being bad as it’s able to recognize the pressure booster and not set a code. just wondering, i’ve chosen to let the truck sit as i dont wanna damage the trans if it’s in good overall condition right now.


Sent from iPhone XS Max
 

Burla

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Apr 28, 2012
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Ram Year
2010 Hemi Reg Cab 4x4
Engine
Hemi
They usual suspect with the rfe is the valve body and/or solenoid pack. It is one of the easier dyi projects.
 

Burla

Senior Member
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Apr 28, 2012
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Ram Year
2010 Hemi Reg Cab 4x4
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Hemi
 
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