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Old 11-06-2017, 03:33 PM   #15
5.9
 
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Name: 5.9
Title: I JUST WANT TO GO FAST
Status: Not Here
Join Date: Jun 2017
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Posts: 37
Quote:
Originally Posted by JWhite View Post
If the ECM is commanding 26k then a new harness/ pigtail won't fix anything. Look at your multiplier tables in the tune (if you can see them, I'm not familiar with the UDC). If the rail pressure isn't overly high while cruising I wouldn't worry about it, more pressure = more power. 26k won't hurt a common rail.
Well the problem is that I am losing power. Whenever it started to get really high is when it stopped really pulling hard and now the boost wont go over 35 to 40 psi when I used to get over 50 lbs on the same tune.
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2005 CTD 2500, 62/65 over 75/96 compounds, 100% Exergy, 425 ARP, 3250 SBDD, pushrods, valve springs, FASS 150 w/sump, 5" magnaflow, 24" FTE resonator, 85% over dragon fire CP3, Smarty UDC Pro RT.
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