Here is a quick video I made on how you can test an Oxygen Sensor and also what different types of sensors are out there and whats the job of each wire on these sensors.

Links to Tools and Equipment Used in the Video:

Multimeter Used in Video: http://amzn.to/2bngr5q

Propane Regulator: http://amzn.to/2b76gpi

Propane Cylinder: http://amzn.to/2b76P2e

If you found this video helpful please check out these other video's as well:

How to diagnose and fix no heat issues:    • How to Diagnose and Fix No Heat Issue...  

How to test an alternator:    • How to Test an Alternator  Diagnose ...  

How to Test a Car Battery:    • How to Test a Car Battery  Plus Tips...  

How to Find a Parasitic Draw:    • How to Perform a Parasitic Draw Test ...  

How to Replace an Alternator:    • How to Replace an Alternator on a 199...  

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Disclaimer:
Due to factors beyond the control of Ratchetsand Wrenches, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. Ratchetsand 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 Ratchetsand 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 Ratchetsand Wrenches.