Where is the oil pump located?

The oil pump on this engine is located behind the front cover.

I am attaching the info below that you need to complete this repair.

However here are a couple guides that will help with oil pressure issues which is what I suspect you have:

https://www.2carpros.com/articles/high-or-low-engine-oil-pressure

https://www.2carpros.com/articles/high-oil-pressure

Please see the info below and let us know what other questions you have on this.

Thanks