× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: My Fave Emissions: 84 Merc 5.0
Posted to Emissions Forum on 11/13/1998 3 Replies

[...trimmed text...]

Hi, Kelly!

Be careful. My Mark VII has the same system and it idles in open loop, after about 2 minutes running at idle the CO will shoot up to 5%. You can hear the idle comes down and the smell. I ... Login to read more.

3 Replies Received (View Replies)