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 Jeremy Your Own Question
Jeremy, Certified Diesel Technician/Electrician
Category: Ford
Satisfied Customers: 3075
Experience:  ASE, NATEF Engines and Electrical certified, EPA 608/609
Type Your Ford Question Here...
Jeremy is online now
A new question is answered every 9 seconds

I was testing power to glow plug relay, wire to glow plug t

Customer Question

I was testing power to glow plug relay, wire to glow plug hit 12 volt wire on relay, sparked now it will not start checked all in line fuses ok ,Fuses under dash are good . Replaced glow plug found 2 out 8 bad. all so replaced Injection Module and high psi sensor .found no power to pins to plug into module hook up harness with the key on , could P L C be bad !...... or some kind of fuse, keeping power from P L C . dan ..
Submitted: 1 year ago.
Category: Ford
Expert:  Jeremy replied 1 year ago.

My name is ***** ***** I will assist you.

Unpkug the fuel heater at the filter housing and see if tou are getting a start. Make sure the fuse for 22 or 30 is not partially melted from the spark.

If no success, there could be an issue with the pcm itself since there is no power coming from it.

Expert:  Jeremy replied 1 year ago.

Any luck with this?

I'm an independent contractor and I don't get paid until a rating has been made. No rate, site gets it all.

We can go back and forth as needed to help resolve the issue you are having. Follow ups are free after ratings, so rate in confidence!


You want a 5 star service and I want to provide a 5 star service. Please consider that I don't know your skill level as well as I can't see,

touch, smell, hear the vehicle/machine in question. Please provide as much detail as possible and I will provide as much back.

Once an answer is provided, you should see a rating screen. Please rate my personal service to you. The ratings are my personal feedback,

they are not the site feedback.

Thank you for allowing me to assist you through Just Answer!