How to Diagnose a Failed Car, Truck & SUV Fuel Pump

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  • čas přidán 22. 07. 2024
  • Learn how to diagnose a failed fuel pump in this video! Andy shows you some diagnostic steps you can take if your engine won't turn over, and you think fuel pressure might be the issue. Andy will show you how to check fuel line pressure, and fuses and the pump!
    More diagnostic videos:
    • Driveway Diagnostics!
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    ⚠ DISCLAIMER:
    While 1A Auto strives to make the information provided in this video as accurate as possible, it makes no claims, promises, or guarantees about the accuracy, completeness or applicability of the content. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. All do-it-yourself projects entail some risk. It is the sole responsibility of the viewer to assume this risk. 1A Auto is not responsible or liable for any loss damage (including, but not limited to, actual, consequential, or punitive), liability, claim, or any other injury or cause related to or resulting from any information posted in this video.
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Komentáře • 50

  • @1AAuto
    @1AAuto  Před 3 lety +4

    √ *Watch the Video*
    √ *Buy The Part at 1A Auto* 1aau.to/m/Visit-1AAuto
    √ *Do it Yourself*
    √ *Save Money*

    • @peraltal2618
      @peraltal2618 Před 2 lety

      Pepboys is charging me $1900 to replace the fuelpump for my ford explorer 2011. Is the price too high?

  • @xVicissitudesx
    @xVicissitudesx Před 7 měsíci +6

    Note to self: As for the electrical connector that comes into the fuel pump, there are four wires. The two bigger ones are the power and ground (return) for the fuel pump, and the two thinner gauge wires are the two wires for the fuel level GAUGE on the INSTRUMENT CLUSTER. To test whether you have power coming to the pump is simple enough, but once you've determined that you don't have power coming to the fuel pump, the next step is to figure out whether you have a problem on the power side of the circuit or the ground side of the circuit. This is a lot more straightforward than you would think. All you have to do is put one lead of the testlight into the power side and the other end onto the frame of the vehicle for ground, and if that checks out, then put one lead of the test light onto the ground side of the electrical connector and the other side on battery positive somewhere and then narrow it down from there.

  • @1984juant
    @1984juant Před 4 lety +11

    Simple but very practical. Thanks

    • @1AAuto
      @1AAuto  Před 4 lety

      +tecnico Thanks for checking us out!

  • @Bloom0to9
    @Bloom0to9 Před 2 lety +2

    I tested all this except for the ground. I will do that tomorrow. I also want to know if I'm doing a correct resistance check on the fuel pump itself

  • @carolsnute8389
    @carolsnute8389 Před rokem

    Very good Video. Had Fuel Pump put in my 01 Kia. I have to fill it up to start. When it goes down 2/3 gall., It won't start. Gas smell some times. Not sure what the problem is ⁉️

  • @earlbrowniii6838
    @earlbrowniii6838 Před rokem

    Very good and very informative video pretty much shows you on how to do it properly

  • @AirmanJH
    @AirmanJH Před rokem

    You can also test the ground by reading ohms between the ground pin and your ground you were already connected to.

  • @MrJwyne
    @MrJwyne Před 4 lety +12

    Always providing that great content. I learn so much from your channel. Keep up the great work.

    • @1AAuto
      @1AAuto  Před 4 lety

      +Nonchalont Thanks for checking us out! 1AAuto.com

    • @1AAuto
      @1AAuto  Před 4 lety

      +Taijah Wagner We have a video for certain models showing the thermostat housing replacement here: czcams.com/video/C76P2rN_QZk/video.html&feature=emb_logo

  • @V29546
    @V29546 Před rokem

    Where can I get those jumper wires that you stick into the harness connecter? Thanks

  • @diadies
    @diadies Před rokem +2

    Amazing 👏

  • @gordonfuentes808
    @gordonfuentes808 Před 5 měsíci

    Awsum video very educational n simpo 2 follow along gr8 job
    Mahaloz n Alooooooooha
    🤙🏾✨😎👊🏾🏝️

  • @michaelburtin3457
    @michaelburtin3457 Před 3 lety +1

    Yes I think I have a faulty fuel pump do it causes rough idle at times and burns a lot of gas and lose of power to you have to press the gas pedal down more for better power and it surges at times as well are those the symptoms.it makes the noise but I think it’s faulty

  • @OldSchoolNoe
    @OldSchoolNoe Před 2 lety +1

    Testing current draw could come in handy

  • @abdulwahedy4569
    @abdulwahedy4569 Před 2 lety +1

    If the power to the ground circuit is 0.5V what to do?

  • @user-ly5ud2uj3w
    @user-ly5ud2uj3w Před 9 měsíci

    Gracias Brother.

    • @1AAuto
      @1AAuto  Před 9 měsíci

      +Teno Thanks for checking us out! 1aau.to/m/Shop-1AAuto-c

  • @adelbertcleaveland1551

    1997 Chevy 3500 won’t work has bleed. I put new fuel pump front gas tank. Had 2gas tank won’t work return

  • @yoogiebear3881
    @yoogiebear3881 Před 2 lety +1

    My Chrysler Sebring runs good but if I shut it off to get gas it will not start until it's sits for 30 minutes.can you help me with what problem maybe

  • @anthonypera7594
    @anthonypera7594 Před rokem

    You need to explain where you connected the test light to, the first time you tested the power and ground of the fuel pump.

  • @aydenr2060
    @aydenr2060 Před 2 lety

    I not a tech. so confused same style fuel pump. the power and ground to the fuel gauge work perfect 12.4V. but the power and ground thick wires to feed the pump itself shows only 0.86V not the 10.2 I need. when I test the fuel gauge negative with the thick positive fuel pump wire when I get the 12V.

  • @profewiase
    @profewiase Před 2 lety

    I have 2004 Nissan Sentra. It's starts fine and drives fine, but after about 30 to 40 minutes of drive, the car will stop and it won't start untill it's allowed to cool down for couple of minutes before it starts but it will eventually die again after few minutes time. I checked for over heating or any leakage but everything is fine. It doesn't heat or leak oil. Injectors too are working fine. Can this be the cause of the fuel pump? Please any idea?

  • @automobile4093
    @automobile4093 Před 4 lety +2

    Nice video

    • @1AAuto
      @1AAuto  Před 4 lety +1

      +Teen Education Thanks for checking us out! 1AAuto.com

  • @grantw.whitwam9948
    @grantw.whitwam9948 Před 4 lety +1

    Good video.

    • @1AAuto
      @1AAuto  Před 4 lety

      +Grant W. Whitwam Thanks for checking us out! 1AAuto.com

  • @Ammour_Nadir_Automotive
    @Ammour_Nadir_Automotive Před 5 měsíci

    no fuel pump power when turning the key to ON position
    but does have power when I do fuel pump relay test with the scanner
    and does have power when the car is running with GPL ( the car has two tanks )
    Peugeot 207 KFU 1.4 16Valves
    what could be the issue

  • @iamthemaninde
    @iamthemaninde Před 4 lety +1

    I have a 94 gmc Sonoma 3.4 vortec . When I first start it in the a.m. it fires right up but after driving it for a little while and parking then trying to start again it takes a few times of turning the key to get it to start. Any idea? I was thinking something with the fuel pump

    • @humanperson900
      @humanperson900 Před 4 lety

      Seems more like a restriction somewhere or a loss of pressure. Could be a clogged filter

  • @isabreezy9429
    @isabreezy9429 Před rokem +1

    Never heard of a test light can't we use a multi meter

  • @adamharlow8124
    @adamharlow8124 Před 9 měsíci

    Why did you use the jumper wire ? Couldn’t you just stick your probe into the terminal ?

  • @Purosabor73
    @Purosabor73 Před 6 měsíci +1

    What are the test cables connected to? He covered it with his arm. Ughh.

  • @preciouss917
    @preciouss917 Před 2 měsíci

    I took my car to autoshop and i have a 2015 ford expolorer xlt and the mechanic charge me almost $900 for fuel pump. I couldn't afford it so i should have the money before winter because i don't wont to go bad before that.

  • @micaiahlafleur7737
    @micaiahlafleur7737 Před 4 lety

    @1a auto parts I ordered a throttle sensor on eBay from you guys how long will it take to ship

    • @1AAuto
      @1AAuto  Před 4 lety +1

      +Micaiah Lafleur Thank you for your order. Your order is scheduled to ship out today and will take 3-5 business days to arrive.

    • @micaiahlafleur7737
      @micaiahlafleur7737 Před 4 lety

      Thank you for the response

  • @garbagemann9167
    @garbagemann9167 Před 2 lety

    Best videos on You Tube

  • @alstevens44
    @alstevens44 Před 3 lety

    If FP relay & ASD relay are good but FP will not turn what's the next to look for
    BTW FP is good

  • @Hi-lb8cq
    @Hi-lb8cq Před 2 lety

    I drove and used my car all day,got home and let the car rest...later I took the car to a restaurant with my gf and when I tried to take off and hit the gas the car didn't want to go anywhere...my car is 25 years old so I knew right away that it was the fuel pump because i had just had my fuel filter changed out

  • @jimmysapien9961
    @jimmysapien9961 Před 4 lety +5

    What if you don’t have a fuel fitting to check the pressure in the engine, then what ?

    • @MrsBuddevil
      @MrsBuddevil Před 2 lety

      Right..2010 ford mustang doesn't have one.

  • @briansturgill5905
    @briansturgill5905 Před rokem +1

    At random I lost power at the relay location so nothing going to the harness. Cannot figure it out. So strange.

  • @randyowens2717
    @randyowens2717 Před 4 lety +1

    Like!

  • @ch7286
    @ch7286 Před 2 lety +1

    Chevrolet aveo

  • @salvadorgutierrezr5914

    👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍🙏

  • @stanleyguard5593
    @stanleyguard5593 Před 4 lety

    😎☕🤨🙄😮🙂