Hello,
The oxygen sensors are located in the exhaust system.
There are one of each on both sides exhaust manifold. Then one of each on the exhaust pipe after the catalytic converter.
Here is a helpful video:
https://youtu.be/BVUzDz6i_bw
Also, some articles that covers the oxygen sensor replacement procedures:
https://www.2carpros.com/articles/how-an-oxygen-sensor-works
https://www.2carpros.com/articles/how-to-replace-an-oxygen-sensor
I have attached diagrams for your reference.
Please let me know if you have any questions.
Thank you.
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Thursday, October 28th, 2021 AT 8:48 PM