d13

Perhaps someone can help with any suggestions? I'll give you as much info as possible so sorry for the long post (note: if relevant - I have a very heavy load). First, the DEF Fuel Guage cut-out and went to zero. Then it started flicking on and off intermittently. Then I got three fault codes...

I have a 2011 volvo, D13 engine, I-Shift, and while pulling the trailer uphill, I keep getting the Stop Engine Fault message. Everytime I pull over, I stop the engine, pop the hood and I can see the coolant boiling but the water temperature gauge doesn't go over 200degrees. I had it in...