hi please could someone help me here.
i bought a focus st last thurs and everything seemed fine.
boosting to half way, but to day it is only boosting to quarter, so rang ford up they said make sure it is warm. So i did this and yes it boosted to half way but dropped to quater mand stuck at a quarter and wouldnt boost past, does anyone know what the problem is. it still has warrenty from the garage and wanna get this sorted. thanks chris