How to check the fuel pump

You can also check for fuel pressure by pressing in on the Shrader valve on the fuel rail. If you put 12 volts directly to the pump and it won't turn on, then you either have a bad fuel pump or a bad ground circuit.

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How To Tell If Your Fuel Pump Is Bad
Scotty Kilmer, mechanic for the last 46 years, shows how to find out if your car's fuel pump has gone bad. Some simple tests are all that's needed, and you don't want to guess with a new pump without testing, as some can cost over a thousand dollars to replace. And, If you like my car help, be sure to watch my live car talk show every Saturday morning at 10 AM CST on YouTube. I answer your car questions LIVE there. Just check it out at https://www.youtube.com/watch?v=VognjkYaMjg&list=UUuxpxCCevIlF-k-K5YU8XPA&f eature=c4-overview . And remember, every TUESDAY I upload a new video, so don't miss them.





How to test an electric fuel pump
2001 GMC 3500 8.1L engine with no fuel pressure. In this video I am showing how to test the fuel pump electrical circuit using a test light and scan tool.





How To Diagnose A Fuel Pump Failure - EricTheCarGuy
I had the privilege of visiting Airtex, and while I was there I spoke with Shane Neuman about diagnosing a faulty fuel pump. In this video we go over the basic steps of diagnosing a faulty fuel pump. So if your vehicle isn't starting and you suspect a fuel pump problem, here are some steps to follow to confirm your suspicions. Another 'quick' test is to bang on the fuel tank and then try and start the engine. Sometimes this works, just don't bang too hard, you could damage something. Airtex diagnosis webpage: http://www.airtexproducts.com/techresources1.html Here's a link to an article I wrote on diagnosing No Starts that you might also find useful: http://www.ericthecarguy.com/faq/solving-automotive-no-start-problems The best place for answers to your automotive questions: http://www.ericthecarguy.com Facebook: https://www.facebook.com/EricTheCarGuy?fref=ts Twitter: https://twitter.com/EricTheCarGuy Google+: https://plus.google.com/100195180196698058780/posts Information on Premium Membership: https://www.ericthecarguy.com/premium-content-streaming-etcg-content Stay Dirty ETCG Due to factors beyond the control of EricTheCarGuy, it cannot guarantee against unauthorized modifications of this information, or improper use of this information.  EricTheCarGuy assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. EricTheCarGuy recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video.  Due to factors beyond the control of EricTheCarGuy, no information contained in this video shall create any express or implied warranty or guarantee of any particular result.  Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not EricTheCarGuy.





Fuel Pump Electrical Circuits Description and Operation
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