Originally Posted by btmed

my secondary air pump is out and the code i get on my peake reader is F5 and F6, secondary air system flow too low on both banks. that egr valve just to the right of hose #11 is usually the culprit of frying the pump. i even fixed my air pump and had it running, reinstalled and it froze up again and blew the fuse. when i took it back out it was full of water, which was the condensation being blown back into the pump because that egr valve was stuck open. i am now going to replace the egr valve and try it all again. if your pump is still running maybe the valve is starting to fail.