have you put a scope on the injectors, to see what the waveform looks like? Does this ECU have the ability to download running data to a computer? It is possible that maybe the other cylinders are running rich for some reason (restricted air flow? intake valves misajusted?), and the ECU is leaning it out to compensate. --- Nick <nicholden@xxxxxxxxx> wrote: > I will try answer all the questions below: > > ____________________________________________________________________________________ Sponsored Link Mortgage rates near 39yr lows. $310k for $999/mo. Calculate new payment! www.LowerMyBills.com/lre To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: mailto:dmcnews-digest@xxxxxxxxxxxxxxx mailto:dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/