× 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: Testing A/F Sensor Heater Circuit
Posted to Technical Discussion Forum on 6/22/2016

[...trimmed text...]

um, "no change". Does that mean the code came back?

From reading the whole thing it sounds like you need to verify circuit integrity of the ground control all the way to the PCM. I would also go ah... Login to read more.