Hi Everyone: This car came to our shop because it failed timing. Timing was at 6 deg. before TDC. and nox passed at 474 ppm and 568 ppm. I adjusted the timing to 15 deg. before TDC. Now NOx jump to 1,000 PPM. at tail pipe. We checked EGR valve by opening it an...

FIX posted 7/1/2008

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