Car will not start makes no sound when turning the key, codes P0500 and P0300

Hello,

It sounds like you have an ignition switch that is out. To be sure here is a guide to help you check for power outputs with the wiring diagrams so you can see how it works. Also we should check all fuses. here is a guide and the fuse location as well:

https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester

and

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Check out the diagrams (below). Please let us know what you find. We are interested to see what it is.