I have a 2005 Ford fl50 lariet supercrew I having problems starting it an once it starts I have to give it pedal to keep it going an my brake pedal feels hard scanned it an it didn't find any faults would you have any to what it my be it's a5.4 triton thanks in advance for any help

 

Could be a variety of things including a clogged fuel filter....best to follow diagnostics on this

 

Moved

 

vaccuum line?