When setting readiness code, test 107= value goes to -25%, and test stays on. test 191 for sec air= test causes engine to stumble, sounds like exhaust leak, but there is no exhaust leak when sec air is not running. Already checked combi (EGR) valve and it is c...

FIX posted 11/21/2007

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle