Oxygen Sensor Trick and Operation Guide

In this video I will show you how and Oxygen Sensor aka air fuel ratio sensor works, how the heating element ground power and the signal wire work and a hack you can use to identify each wire. Using the knowledge in this video you'll be able to diagnose and fix problems with oxygen sensors with one, two, three or four wires. Please Consider Supporting me on Patreon at :   / rnw   Facebook:   / ratchets2015   Twitter:   / ratchets15   Instagram:   / ratchetsandwrenches   Disclaimer: Due to factors beyond the control of Ratchets and Wrenches, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. Ratchets and Wrenches assumes no liability for any property or personal damage that may arise from doing a repair on your vehicle after watching any of my repair video's. Due to factors beyond the control of Ratchets and Wrenches, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Again Any injury, damage or loss that may result from improper use of tools, equipment, or the information contained in this video is the sole responsibility of the user and not Ratchets and Wrenches.