Quote:
Originally Posted by cRiPpLe_rOoStEr
Worth noting that the cooling process of the EGR flow increases the heat rejection into the engine cooling lines instead of the exhaust, and the EGR itself increases the amount of soot to be trapped into the DPF, thus requiring more frequent regen cycles  |
Yes, it is, and diesel fuel is more polluting than biodiesel too, so it may be worth it to figure out how to defeat the EGR/DPF on the new diesels in order to "convert" the vehicle to higher concentrations of biodiesel.