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Andy
Andy, Truck Diagnostic Technician
Category: Medium and Heavy Trucks
Satisfied Customers: 1571
Experience:  International trucks, International, Maxxforce and Cummins engines, diagnostic, electrical, Hvac and refrigeration repairs
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I have an 05 ford f650 with a 5.9 it's loosing power going

Customer Question

I have an 05 ford f650 with a 5.9 it's loosing power going up hills. We've changed fuel filters lift pump and air filter and it's still doing the same thing
Submitted: 11 months ago.
Category: Medium and Heavy Trucks
Customer: replied 11 months ago.
We have a fuel pressure gauge it at 11psi at idle 8 while driving but the drops to 0 while climbing a hill
Expert:  Andy replied 11 months ago.

Hi there . My name is ***** ***** Can we start with the engine serial number please ?

Expert:  Andy replied 11 months ago.

Do you have any codes coming up at all ?

Customer: replied 11 months ago.
Serial number 57270744. A fuel deliver pressure code comes up
Expert:  Andy replied 11 months ago.

Do you know the fault code number ?

Customer: replied 11 months ago.
94:18
Expert:  Andy replied 11 months ago.

thanks

Expert:  Andy replied 11 months ago.

Here is the description of that fault !

https://www.dropbox.com/s/7v23q4mi4xy35sw/94%2018%201.pdf?dl=0

And here is the troubleshooting steps :

https://www.dropbox.com/s/60rj8ctjdszdhea/94%2018%202.pdf?dl=0