Your engine is over-fuelling, and from what you describe it's more than just a failed lambda sensor. Difficult to remote-diagnose but I'd hazard a guess that one of the injectors is stuck open. What's the condition of the fuel tank? Everything nice and clean? Martin On 26/08/2011 19:44, gerenpreiss wrote: > I had not run my Delo for 4 weeks. I usually run it every 2 weeks for 30 minutes. This time it took about 10 tries to get it running. It would start and run for few seconds then die. When it started to run, > It run very rough. After 20 minutes the catalytic converter started to glow red. Does anybody have an idea what could be wrong? > > Gatis > 5791 ------------------------------------ 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/dmcnewsYahoo! 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: dmcnews-digest@xxxxxxxxxxxxxxx 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/