5.9L CR Performance Discussion of 5.9 Liter Dodge Cummins Diesels with Common Rail Injection Related To Performance And Longevity

Tank pressure?

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  #11  
Old 01-03-2011, 09:56 AM
Black Smoke Mafia's Avatar
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I'm gonna get a in cab gauge eventually (soon), I just have to many projects haha.
 
  #12  
Old 01-03-2011, 10:55 AM
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Originally Posted by dangerous1965
No not normal! should be a vacuum not pressure!

Mine has pressure almost every tank. Think about this...the fuel is cold on start up and then expands as the WARMED fuel is returned from the CP3...pressure.

However, this is not an instantaneous thing...so IMHO, it sounds like the grommet wasn't seated correctly.
 
  #13  
Old 01-03-2011, 07:45 PM
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^^^ Very true^^^
 
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