I know this is a few months old but thought I would share my experience with these exact codes on my 2023 NS4710. I asked the dealer about them and said I had seen on here that they may be a fault with the DPF temp sensor. The dealer told me that the fuel filter was probably causing the issue...
I recently rented a Cat 317 excavator. The machine only had 400 hrs on it when they dropped it off. Within a few hours, the thing started throwing emission codes. The service tech said the DEF pump was not putting out enough pressure and needed to be replaced. Cat would only authorize changing...
Just wanted to add my experience with these filters. Just bought a filter kit for my 2023 NS4710CHST. The kit came with the yellow T4125-38021 filter but my tractor takes the white TD24-0257A filter.