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Ron, ASE Certified Technician
Category: Ford
Satisfied Customers: 23821
Experience:  23 years with Ford specializing in drivability and electrical and AC. Ford certs and ASE Certs
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1994 ford f350 460 efi fills cylinders with fuel and locks

Customer Question

1994 ford f350 460 efi fills cylinders with fuel and locks up changed injectors and fuel pressure regulator what next
Submitted: 1 year ago.
Category: Ford
Expert:  Ron replied 1 year ago.
Hello and thank you for your question,If you install your fuel pressure gauge to the fuel rail service port can you tell me the fuel pressure reading?
Customer: replied 1 year ago.
35 to 40 lbs
Expert:  Ron replied 1 year ago.
Okay the fuel pressure looks to be okay, if the cylinders are filling with gas then I would suspect you have a problem with the injector and they are controlled by the ground switching signal from the PCM (computer) . Have you checked the injector to see if there pulsing?