1999 escort lose fuel pressure after 20 minutes on acceleration fuel pressure
fuel pres sure is 50 psi key on engine idle 32 psi driving 42,when acceleration pressure drops to 3or4 psi. leave of gas pressure back to normal 32 to 42, Installed new pump new filter clean tank replace fuel regulator,maf sensor pmc moduel and idle control valve. poor gas milage and no code. problem remain the same. thank you