Oxygen sensor Bank 1 sensor 1 location

Hello,

Please see attached picture below.

Also, here are a couple guides that will help with testing and info on o2 sensors:

https://www.2carpros.com/articles/how-to-test-an-oxygen-sensor-02-sensor

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

Below you will find the process from the manual which includes the location of the sensor.

Please me know if you have other questions.

Thank you.