× 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: Can't Run Evap or O2 Monitor
Posted to Emissions Forum on 8/8/2019 6 Replies


Did you look at Fuel tank Temp on the OE side of the scanner? It has to rise 4 degrees F to run the EVAP monitor.

So you got the CAT without the O2 Monitor running? That tells meO2/AFS should be functioning properly. 55mph for 10 minutes should have do... Login to read more.

6 Replies Received (View Replies)