Can a clogged fuel filter cause this? Or what can?

 

For your review
http://www.fordfuelinjection.com/
This covers any issues with the injection system

http://www.motorcraftservice.com/vdi...tsid=diagsheet
This is everything you never wanted to know about the PCM and controls. Click on the navigation bar on the right side.

http://www.obd-codes.com/trouble_codes/ford/
Trouble codes and short definitions

 

I had lean banks 1 and 2 on my truck and I was tld it was the O2 sensors and I replaced them and no luck. So then I hit the PVC valve and no luck finally I cleaned my MAF sensor and PVC tube and that fixed the problem