04 5.9 wont start with out either, running away
#1
04 5.9 wont start with out either, running away
I have a 04 5.9 that wont start without either, once started it will just idle perfect. Once you hit the throttle, it will not slow back down. The rail pressure will not come back down once raised. Any help appreciated.
#3
Could it be a stuck FCA? Check your connection on the CP3 it might be loose. I'm pretty sure thats your problem. If your FCA is unplugged it will operate at full capacity causing high rail pressure. If its not loose I would look into getting it replaced.
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