DEF - Diesel Exhaust Fluid Video
Since the question about DEF comes up here I thought this video can clarify some misconceptions and how DEF works in the Exhaust System. Enjoy... Link
Forum Discussion
Is the animation accurate for Ford diesel trucks? I'm only familiar with GM's system and the SCR/DPF is a single unit with the SCR first. DEF is injected upstream of the SCR/DPF not after the DPF as illustrated in that animation
