Quote:
Originally Posted by Clavurion
EGR-valve on M57N and N2 engines is the same vacuum controlled but the software on DDE5 and 6 is more sensitive for EGR/fresh air relation because the used EGR percentage is bigger.
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That's why I asked -DDE5 throws all sorts of EGR-related errors if the EGR isn't functioning correctly. Heck, I even got some EGR errors when my exhaust manifold cracked.... No check light but errors in the DDE fault registers.