Hi, i'm paul, i write from north italy, i have some problem with my 07' f150 5.4, engine was totaly rebult, (((sorry for bad english))) is difficult for me write a technical
(1 month ago) when turn on the engine, this run irregular and go to death, i locked the phaser(no on pcm, only mechanical) and the engine run perfect, in this month i travelled 850 miles and
was very good------but!----- saturday i parking on lite climb parking for all the day, when i go to turn on the engine run bad and still, now i check plug(lite carbon fouled) , injector ok, timing ok,phaser
all is ok.....i'm desperate, because in italy there aren't a lot of peaple than know this car engine, i follow this post on the american site but i no find a solution, i like my truck !!

What do you think about this? If you not understand replay me

thanks a lot!!!

 

Has the check engine light indicator on your cluster illuminated? If so, what are the engine codes?

 

Hi, no check engine lights on , no error code
thanks

 

Bad Fuel?