Quote:
Originally Posted by floydarogers
While true that the electronic controls are different, EU has had everything but the SCR system for many years - the EGR, DPF & Oxidation Catalyst that is part of the DPF cannister.
For that reason, I find it very hard to believe that the carbon buildup being seen in some engines is due solely to the presence of EGR.
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+1. I suspect US cars have lower avg mph. Perhaps this is why BMW is releasing lower powered diesels.