2005 BMW X5 3.0i with engine code P1420

Question

where is this valve to change on a 2005 X5??? I also have code P1430. I removed the Cats and installed aftermarket headers. So will this fix it?

Answer 1

Both these code deal with the secondary air injection,

 

Here a secondary air injection with a secondary air injection pump, check the hose for any breaks or disconnection

Answer 2

Here is a link to the code's page with more information:

P1420 BMW Code - Secondary Air Valve Control Circuit Electrical
Read more: https://www.autocodes.com/p1420_bmw.html