No.Would they'd glow plugs cause it to die after running for 20 min?
Glow plugs won't cause those codes.You need to get hold of the pinpoint tests for those codes and go thru those.So where does that leave me? Would the glow plugs cause the codes? What should I do next?
I think you're going at it haphazardly. All that does is waste time.
Maybe it's time to take it to a shop with the correct diagnostic equipment.