As it turns out the problem that I had was not an electrical issue. To be honest I have not found the root cause of the problem. What I have done so far. I found that the injection lines to cylinder 1,3 & 6 where loose probably allowing some air. While driving the injector line for cyl. 1 broke...
I will check the fuses. The check engine light came on a couple times when I was having the issue. But nothing now or since. As for limp mode nothing now, full power.
I have a 1999 Freightliner former Bariatric unit that I have slowly converted over to a camper. It has the 5.9 24v Cummins and Allison automatic transmission. I've had her for about 2 years now and the other day I had a major problem that I'm hoping someone in this forum can help me figure out...