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Ron
Ron, ASE Certified Technician
Category: Ford
Satisfied Customers: 23001
Experience:  23 years with Ford specializing in drivability and electrical and AC. Ford certs and ASE Certs
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2002 f350 hd 6.8l: , not getting power to fuel pump on a

Customer Question

Hi, not getting power to fuel pump on a 2002 f350 hd 6.8l. Checked fuses and relay, also no power to inertia switch.
Submitted: 1 year ago.
Category: Ford
Expert:  Wayne Crawford replied 1 year ago.
Hello. My name is ***** ***** I will be helping you today.Do you have power to the fuel pump fuse?
Customer: replied 1 year ago.
Yes
Expert:  Wayne Crawford replied 1 year ago.
Are you getting power to two of the wires at the fuel pump relay while cranking?
Customer: replied 1 year ago.
No
Customer: replied 1 year ago.
Sorry did not check for power ther
Expert:  Wayne Crawford replied 1 year ago.
Will you?
Customer: replied 1 year ago.
Yes. If I'm checking the correct relay it has four legs one is hot one gets power with key on. The two smaller relays next to it have five legs and only have one hot wire each no power to other legs while cranking
Expert:  Wayne Crawford replied 1 year ago.
Are you checking the relay behind the radio? If not youre not checking the right one.
Expert:  Wayne Crawford replied 1 year ago.
In the bottom picture in the attached document theres an arrow pointing to the right one.