Check engine light and error code on 2004 Mazda RX-8

My check engine light is on and I had it checked with the result being error secondary air injection low. Is this something I can do on my own and how expensive?

Asked by for the 2004 Mazda RX-8
yes,there is Mazda tool can repair it and you can DIY, it is easy, I know a tool may be can help you.

you can go here

it teaches you.