replace the oxygen sensors in my car

You have 4 sensors. 2 upstream sensors and 2 downstream sensors. I attached the info on these sensors. Here is a guide to help you step by step with instructions in the diagrams below to show you how on your car.

https://www.2carpros.com/articles/how-an-oxygen-sensor-works

Check out the diagrams (Below). Let us know what happens and please upload pictures or videos of the problem.