× 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: Non-existent O2 heater monitor?
Posted to Technical Theory Forum on 1/29/2011 3 Replies

The OBD2 regulations specify that All O2 heaters are to be check by either voltage drop or [...] rear O2 sensors are just now being tested to the same criteria as the front O2 sensors. Login to read more.

3 Replies Received (View Replies)