FPR performance code

Philv

New member
Jan 30, 2018
117
0
0
Surprise, AZ
I've read other posts, and can't find anything that helps. I only get this code when it's cold out, like under 70. I thought it would've been gone with efi live, but it's not. LP runs at 11psi at idle and truck runs normal. I'm at a loss.