Car runs fine code 17811
egr regulation deviation ,attempted to adapt using vcds but dosent allow me to switch to basic settings to run adaption,is possible this is automatic and an i just looking at a faulty egr valve,ive replaced lots of the old type but this is a odd looking unit & at 130quid dont want to make mistake local tps never sold one anyone had same issue,ofcourse autodata strike again "no wiring diagram" looks like the R&D dept are allready on the xmas break!thanks in advance.