2007 Ford Explorer 4.6l 3v Missing/Bad Coils
I just got a 07 Explorer Ltd with the 4.6l 3v engine that sounded like a lawn mover when running. The CEL light on with codes P0171 Bank 1 system lean,P0300 random misfire,P0304 Cyl 4 misfire, P0305 C...
Forum Discussion
Yes, do the plugs. And a small impact and a warm engine works perfect. It breaks up the carbon that builds up around the tip. When cold the carbon acts like cement. And got it gets sticky! That’s why warm is perfect.
