How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Ron Your Own Question
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
Type Your Ford Question Here...
Ron is online now
A new question is answered every 9 seconds

I thought i had a faulty fuel pump so I replaced it. The

Customer Question

I thought i had a faulty fuel pump so I replaced it. The truck ran for a few hours and quit again. Thus far, the fuel pump is not running.
JA: Have you ever replaced the fuel pump, or is this the original?
Customer: I just replaced it.
JA: What is the model/year of your Ford?
Customer: 2002 F-150 FX4 5.4L
JA: Are you fixing your F150 yourself? What have you tried so far?
Customer: I am doing it myself. I've checked all of the fuses and relays and the inertia switch.
JA: Anything else you want the mechanic to know before I connect you?
Customer: no
Submitted: 1 year ago.
Category: Ford
Expert:  Ron replied 1 year ago.

Hello. My name is ***** ***** I am happy to assist you today. Give me just a moment to review your post, and I'll be right back with the help you need.

Expert:  Ron replied 1 year ago.

If you take your 12 volt test light and or a volt meter do you have key on engine cranking power in and out of the inertia switch?

Customer: replied 1 year ago.
Inertia switch tested ok.
Expert:  Ron replied 1 year ago.

Okay can you double check and see if your getting voltage in and out of it while cranking and let me know?