Beginners Guide to Automotive Electrical Testing - Troubleshooting and Diagnostics

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ความคิดเห็น • 181

  • @gamersens2363
    @gamersens2363 ปีที่แล้ว +33

    Currently in school to become an automotive technician, and my goal is to get into a Porsche dealership. Anyway, turning wrench is easy. It’s easy to take an engine out of the car when you have the fundamentals. What I’m seeing nowadays is that technicians aren’t paid for their wrenching skills, they are paid for their knowledge and troubleshooting. I absolutely sucked at electrical at first, I stayed in class an extra hour because I couldn’t understand the circuits, and in my school we built them, wiring the headlights, taillights, hazard lights, turn signals, anything lights in a car we wired. I just couldn’t figure out the difference between parallel and series circuits and the different resistors we needed. After many more hours out of class, I decided I’d just mess with my car, follow the diagrams and just study until I got the hang of it. Finally, it clicked and it all made sense, and when it made sense, diagnosing became a breeze. Definitely a great skill to have.

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว +2

      That's awesome!! Good for you, hard work pays off

    • @joshuaschyft
      @joshuaschyft ปีที่แล้ว +1

      Where are you studying it

  • @zackk695
    @zackk695 ปีที่แล้ว +69

    I was raised by a mechanic who was highly skilled and also done most of my own work yet know little about electrical. I’m convinced that 99% of mechanics do not know advanced electrical such as finding a short. Someone skilled will find it quickly. In Houston I only know of one that’s at a Buick dealership and they say he’s a rockstar. If the young mechanics would learn all electrical they would be worth $150k a year easily because nobody knows how to do it. Great video bud!

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว +8

      I agree 100%

    • @MChehab100
      @MChehab100 ปีที่แล้ว

      How would I learn how to do that? Can you advise please

    • @nicolasalvarado9327
      @nicolasalvarado9327 ปีที่แล้ว +1

      DOESNT matter on age I know mechanics in they’re 20s that have more knowledge on wiring vs the 20+year vets. 😮

    • @just456bc
      @just456bc ปีที่แล้ว +1

      In my experience when I was a young apprentice who had a background in electronics(my grandfather being an electrical engineer and my step dad being a 25+ year electrician) the part where mechanics not knowing anything about electrical is 100% true

    • @nicolasalvarado9327
      @nicolasalvarado9327 ปีที่แล้ว

      @@just456bc idc about you experienced as a kid

  • @joeidaho5938
    @joeidaho5938 2 ปีที่แล้ว +51

    I used to hate doing electrical work, until I watched a friend go through my rear lighting wiring...and figure out why my rear lights weren't functioning properly. It was meticulous...unwrapping tape...testing...removing useless stuff that others left behind...and learning to crimp wiring properly. When he did it, I realized I could do it also. Was just a matter of focussing on the problem at hand.

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว +7

      You can do it if you try

    • @joeidaho5938
      @joeidaho5938 2 ปีที่แล้ว +5

      Agree completely. Just another learning curve....which is standard if you're gonna take on any automotive project...lol. I'm sure you're doing almost perpetual learning, even after many years at it.

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว +7

      I lean something new every day

  • @FATCHICKS4DAYS
    @FATCHICKS4DAYS ปีที่แล้ว +5

    I need to tell you your videos have opened a new world to me I've been so timid about electrical. Thank you for making it extremely easy to listen too and take notes while understanding what you are saying.
    Thank you

  • @dejithomas7529
    @dejithomas7529 11 หลายเดือนก่อน +3

    This video so straight forward and very impactful. I love it. Thank you Pete.

    • @PetesGarage
      @PetesGarage  11 หลายเดือนก่อน +1

      Thanks my friend

  • @ventura9513
    @ventura9513 3 ปีที่แล้ว +6

    Gday from Aussie land Pete,,,, great vids as always,,, being a diesel fiitter myself, 12v and 24v electrical wiring and fault finding is part of our jobs, so for people like you and myself it comes naturally, I have Snap Ons equivelant to the power probe, wasn't cheap might i add haha,, makes your job lots easier in fault finding,,,,,,, but for those who thinks its a big birds nest, your vids help alot, having said that, please bring on more of the AC Cobra build mate

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว +1

      Excellent points, I'm getting back to the Cobra this week, finally

  • @abadmixtape
    @abadmixtape 3 ปีที่แล้ว +2

    Great video, Pete! Very informative!

  • @yazming1720
    @yazming1720 2 ปีที่แล้ว +1

    Awesome Video I've always be nervous about messing electrical part or wire etc.etc. I'm ordering the light tester from your link & gonna start doing all electrical in my Nova. Your explanation gave me the courage to give it a shot. Also keep this easy to follow Videos coming👍💯
    Thanks Pete's Garage
    Yazmin
    Venice Beach CA ⛱ ⛱

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว +2

      Thanks my friend, you can do it

  • @jamesbehrick9588
    @jamesbehrick9588 3 ปีที่แล้ว +1

    Great Vid Pete, I needed the refresher.

  • @stephens7107
    @stephens7107 7 หลายเดือนก่อน +2

    I purchased a Power Probe II , sort of Pete’s tester on steroids. One of the best tools I ever found.

    • @PetesGarage
      @PetesGarage  7 หลายเดือนก่อน +2

      Awesome!

  • @witnessmalinga2377
    @witnessmalinga2377 ปีที่แล้ว +2

    This is a very helpful video I have ever come across

  • @albertscalla1532
    @albertscalla1532 3 ปีที่แล้ว +3

    This really helped! Thank you!

  • @johneric3886
    @johneric3886 ปีที่แล้ว +1

    Good tutorial, Excellent communication skills. Nice tool review

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว +1

      Thank you very much!

  • @Xera01
    @Xera01 ปีที่แล้ว

    I learned the old system. This is the first time I have heard of the floating system. Going forward I think things will be less confusing. Thanks!

  • @KA-pq3yz
    @KA-pq3yz 3 ปีที่แล้ว

    Very clear information for DIY guys. Thanks a lot

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว

      Glad it was helpful!

  • @RyanDohertyRacing
    @RyanDohertyRacing 9 หลายเดือนก่อน

    Thank you for this introductory video. Very helpful for me.

    • @PetesGarage
      @PetesGarage  9 หลายเดือนก่อน

      You are welcome!

  • @imagreatguy1250
    @imagreatguy1250 2 ปีที่แล้ว +1

    Pete, this was amazing 👍

  • @guillermonieri4203
    @guillermonieri4203 2 ปีที่แล้ว

    Thank you. Very educational & useful.

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว

      Glad it was helpful!

  • @davidsongv
    @davidsongv ปีที่แล้ว +1

    Dude just for that acdc band meme i gave you a thumbs up …. Nice one

  • @joeidaho5938
    @joeidaho5938 2 ปีที่แล้ว +8

    I generally use both a multimeter...or a test light. The thing that gets in the way sometimes is how short the leads are....especially if I'm working on the tranny wiring or something else in the middle or back of the truck. I end up clipping together some clip extensions. Wiring is definitely a challenge, especially when dealing with stuff that goes through larger bundles of wiring by the ecm or relay box under the hood. I'm definitely no expert at all on wiring, but with persistence I usually figure things out. I recently had a no crank no start on my truck, after it was off the road for a year and a half....after I got engine rebuilt and rebuilt the tranny myself. At first, it would crank with a screwdriver over the solenoid terminals...but then I got nothing. Ended up finding a break of the solenoid signal wire at the starter.....and also had a new neutral safety switch that was faulty. That neutral safety switch was a real block...because I couldn't believe it would be faulty...lol.

  • @jmcenterprises9591
    @jmcenterprises9591 3 ปีที่แล้ว

    Thanks Pete, much appreciated!

  • @TurkVladimir
    @TurkVladimir ปีที่แล้ว

    Thanks For your Time, Very Useful, Informative Video.

  • @steddie1
    @steddie1 ปีที่แล้ว

    Super helpful vid...thank you for it!

  • @AaronLKLD
    @AaronLKLD ปีที่แล้ว

    Great presentation!

  • @thirdcargarage2951
    @thirdcargarage2951 3 ปีที่แล้ว +3

    Good vid for the beginner. A power probe, or similar item is a god sent. I have the $300 Fluke meter...BUT. I always go to my $5 Harbor Freight tester. Just the simple pointy tip with the incandescent bulb. Never get the LED tester. You can judge the current by the brightness of the incandescent. Can’t do that with the LED.

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว +1

      Interesting, thanks for the comment

  • @Ericdz302
    @Ericdz302 3 ปีที่แล้ว

    Great video thanks for the upload

  • @maar5725
    @maar5725 ปีที่แล้ว

    شكراً لّككك ؛
    Thank Pete
    Very Excellent
    . instruction bud

  • @EFRAINCARLIN
    @EFRAINCARLIN ปีที่แล้ว

    Wow your video is easy to understand thanks

  • @albertsautodiagnosticsllc2130
    @albertsautodiagnosticsllc2130 2 ปีที่แล้ว

    I have my ASE A6 ELECTRICAL and A8 Engine performance im studying for my A1 engine repair your videos help quite a bit

  • @normhodgkinson6965
    @normhodgkinson6965 3 ปีที่แล้ว +3

    Pete, thanks for the video. i ordered the tester just now. automotive wiring from mid 70's on back i've been pretty good at, except installing relays to added-on accessories. any chance you could do a tutorial on relays in the future ?

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว +1

      Absolutely, thanks for the idea Norm

  • @abadmixtape
    @abadmixtape 3 ปีที่แล้ว +3

    Also, please make another video about finding shorts in a circuit. That would be greatly appreciated!

  • @RickWalshCleaning
    @RickWalshCleaning ปีที่แล้ว +1

    excellent teacher👍

  • @cezartrasfiero6443
    @cezartrasfiero6443 หลายเดือนก่อน

    Thank you Sir for sharing your knowledge

  • @Darrin_Wyatt
    @Darrin_Wyatt 3 ปีที่แล้ว +1

    Great video, on another note I feel weird texting you out of the blue do you have any info on common issues with 351 Cleveland's. I've been inside and out of chevys but I just recently got a 351c for an 89 mustang gt project of my own. Not as familiar with ford's but this mustang has always been a dream of mine, 408 stroker, stock appearing fuel injection, and a tremic 6 speed the works.

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว

      It's no problem to text me. There are a couple things you can do for a Cleveland.

  • @ryankirker1120
    @ryankirker1120 5 หลายเดือนก่อน

    Wonderfully done

    • @PetesGarage
      @PetesGarage  4 หลายเดือนก่อน

      Many thanks!

  • @hieronymus..bosch8532
    @hieronymus..bosch8532 ปีที่แล้ว +2

    Electrical is frustrating, i have a fair bit of experience but it doesn't hurt to get other wrench pullers opinion because ego doesn't get anything done

  • @TheOutlawGeneralBacon
    @TheOutlawGeneralBacon ปีที่แล้ว

    Thanks Pete!!!

  • @nicolasosteguin5440
    @nicolasosteguin5440 ปีที่แล้ว

    Agreed very good

  • @AF1MIDS
    @AF1MIDS ปีที่แล้ว

    Good afternoon sir hope your day is going good! I have an INNOVA 3300 and i want to set it on DC10A and using the red and black lead probe the starter relay pin 30 & 87 to crank the vehicle while im diagnosing it under the hood cause i dont have a helper to crank the vehicle for me, is it possible to do that with the INNOVA 3300 sir?

  • @MrMrBigro
    @MrMrBigro ปีที่แล้ว

    Can you have the same thing for obd 1?

  • @johndeloach503
    @johndeloach503 ปีที่แล้ว

    I have a 97 mustang, when it's cold outside and I start it up the wipers come for a cycle. any idea what could fix that? everything else is great.

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว +1

      Maybe a new wiper switch

  • @minomad5040
    @minomad5040 5 หลายเดือนก่อน

    is there one of these to help urgent
    electrical professor
    electrician
    electric technician
    my case :
    ( when i connect the multimeter red to red the + / and black probs ) . gives reading as continuity
    important notes :
    1 - NO BATTERY
    2 - multimeter ON Diode mode " continuity"
    - is that normal - ?!?!?!

  • @user-zn4vn5kl5t
    @user-zn4vn5kl5t 7 หลายเดือนก่อน

    Where can I find the tool that test different electric systems like a fuse light headlight or horn switch

    • @PetesGarage
      @PetesGarage  7 หลายเดือนก่อน

      Any auto parts store

  • @justinekatele2061
    @justinekatele2061 ปีที่แล้ว

    Thanks a lot sir

  • @gator7095
    @gator7095 7 หลายเดือนก่อน

    What is the name of the Electrical tool, for testing shorts etc. I couldn’t open the link in the description or the Amazon page no longer exists.

    • @PetesGarage
      @PetesGarage  7 หลายเดือนก่อน +1

      It's a continuity check tool. I'll fix the link

  • @rastiarjaff7347
    @rastiarjaff7347 10 หลายเดือนก่อน

    Thank you very much for your videos
    But I can’t see the link of your tools .

    • @PetesGarage
      @PetesGarage  10 หลายเดือนก่อน

      Under the video you have to expand the MORE tab

  • @jerryf609
    @jerryf609 3 ปีที่แล้ว

    My horn quit working. I checked the fuse. It was OK. I looked at the wire connections to the horn unit and it was OK, not corroded. The horn doesn't work with the keyfob double lock nor from the steering wheel.
    What should be my next step, please. Thanks

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว +1

      Wire the horn to the battery to make sure it works

    • @jerryf609
      @jerryf609 3 ปีที่แล้ว

      @@PetesGarage Thanks Pete. That makes sense.

  • @magnatron7734
    @magnatron7734 3 ปีที่แล้ว

    Great vid

    • @WBIGTVBuffalo
      @WBIGTVBuffalo 3 ปีที่แล้ว +1

      I'm ordering one! Mine are decrepit .

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว

      Thanks my friend

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว +1

      Can't go wrong for $23

    • @WBIGTVBuffalo
      @WBIGTVBuffalo 3 ปีที่แล้ว

      @@PetesGarage Plus it is big and hard to misplace!

  • @turnipsucks6416
    @turnipsucks6416 3 ปีที่แล้ว

    GREAT...NEED THIS TOOL NOW....UGH.

  • @bryanquiroga3912
    @bryanquiroga3912 ปีที่แล้ว

    I have a question, what is the best way to learn mechanics hands-on or classroom?

  • @abeebadam1926
    @abeebadam1926 ปีที่แล้ว

    How do I get the testing tool

  • @edwinendaya2967
    @edwinendaya2967 2 ปีที่แล้ว

    Good pm am sir may I know what is the color code of any car model regarding the unlock door opening when key are inside the car I'm in philippines

  • @Chrisymcmb
    @Chrisymcmb ปีที่แล้ว +1

    The intro sounded like it was going to be followed by: “rev your engine!”

  • @Assertiveman
    @Assertiveman ปีที่แล้ว

    I didn't expect that acdc clip haha

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      Gotta have a little fun

  • @hongscave
    @hongscave ปีที่แล้ว

    Guys please help me out. As a student, I’m wondering would it be beneficial to study mechanical with electrical, or just electrical but more in depth working as auto electrician? Would auto electrician need to work on mechanical side at all? Would having know mechanical side help getting me the first auto electrician job?

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว +1

      I would do mechanical and learn basic electrical. Electrical can be very specialized but is not as common, in my opinion

    • @hongscave
      @hongscave ปีที่แล้ว

      @@PetesGarage Thank you for the advice!

  • @Fathead0_0
    @Fathead0_0 11 หลายเดือนก่อน +1

    Acdc joke was hilarious 😂

    • @PetesGarage
      @PetesGarage  11 หลายเดือนก่อน +1

      It's a long way to the top....

  • @jonetrance4495
    @jonetrance4495 ปีที่แล้ว

    hi i have a 2009 ford fiesta 1.6 tdci,i was driving it last week with no problems,then out of the blue a cog light came on which i have been told is the pcm light,the car died and wouldnt start for around 5 mins,eventually got it running and got it home,a friend plugged it in and a p0698 code came up,he said it was throttle pedal,so replaced that also put a new fuel filter after a day or 2 same thing happend,it wouldnt start so i put a forscan on it turned the pcm light off and it started,after 2 hours cut out again so i unplugged egr and it run fine for 2 days then the light came on again even with the egr unplugged,it has no problem starting but once that pcm light comes on the car will not start until i plug forscan into it and clear the p0698 code,is there anyone out there who can help it says sensor reference voltage c circuit low additional fault symptom circuit voltage below threshold......thanks in advance,jon

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      That's a tough one, I'd have to see it

    • @jonetrance4495
      @jonetrance4495 ปีที่แล้ว

      @@PetesGarage do you live in cardiff?,lol

  • @mirukuchan
    @mirukuchan 8 หลายเดือนก่อน +1

  • @cybersight5171
    @cybersight5171 ปีที่แล้ว

    I was very excited to learn. I approached my mastee mechanic. He said i dint get paid to pay u. Plus ur going to take my work. I have never asked to learn something n het reply with such an insecure answer. But here iam.

  • @gabumunjiru5885
    @gabumunjiru5885 ปีที่แล้ว

    Hi I'm in kenya wish to have one that I connect with my phone

  • @dewaynebraley2820
    @dewaynebraley2820 ปีที่แล้ว

    Why does the cheap test light I have only have one lead wire

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      it's not cheap, it's only testing power to ground

  • @garrettprosser7336
    @garrettprosser7336 3 หลายเดือนก่อน

    Anyone use that obd scanner or another like it and have anything to say about it?

    • @PetesGarage
      @PetesGarage  3 หลายเดือนก่อน +1

      They all work well

  • @julianvandenberghe9275
    @julianvandenberghe9275 6 หลายเดือนก่อน

    Just FYI, the Amz link to the tools is not working any more.

    • @PetesGarage
      @PetesGarage  6 หลายเดือนก่อน

      Thank you

  • @adamissah452
    @adamissah452 ปีที่แล้ว

    Please is helpful can I get the tester

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      You can buy them at any store or online

  • @alexmessina3383
    @alexmessina3383 3 ปีที่แล้ว +2

    Would have been helpful to have some deeper explanation, examples and applied testing of floating grounds

  • @jimjim2119
    @jimjim2119 2 ปีที่แล้ว

    Where is the link for the tester?

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว

      Right in the video description

  • @asid731
    @asid731 2 ปีที่แล้ว

    What is a good source for unlimited wiring diagrams online? Thanks

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว

      There are a few places, but it really depends on the vehicle

    • @asid731
      @asid731 2 ปีที่แล้ว +1

      @@PetesGarage ok thanks

  • @mohunkevin7809
    @mohunkevin7809 7 หลายเดือนก่อน

    What is the name of the tools plz

    • @PetesGarage
      @PetesGarage  7 หลายเดือนก่อน

      12V circuit tester

  • @comrobukadetaejoseph1200
    @comrobukadetaejoseph1200 9 หลายเดือนก่อน

    How much is it sir

  • @DieselEngine1234
    @DieselEngine1234 2 หลายเดือนก่อน

    Please what the name of the electrical test

    • @PetesGarage
      @PetesGarage  2 หลายเดือนก่อน

      Continuity tester

  • @ricardoawah6727
    @ricardoawah6727 ปีที่แล้ว

    how can i contact you sir

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      petesgarageinfo@gmail.com

  • @TheRallyCoop
    @TheRallyCoop 14 วันที่ผ่านมา

    It’s not possible to say what needs to be replaced by looking at the code alone.

  • @gregoriorazgado5541
    @gregoriorazgado5541 ปีที่แล้ว

    What about when the component had many pins 📌 🤔 👀 😳

  • @rolandos64
    @rolandos64 16 วันที่ผ่านมา

    GoD dam everyone is thirsty to be an infomercial!

  • @livewireOrourke
    @livewireOrourke หลายเดือนก่อน

    Find a short in my car?
    I did find a pair of my pants...does that count?

    • @PetesGarage
      @PetesGarage  หลายเดือนก่อน

      Depends whose they are

  • @felm3283
    @felm3283 2 ปีที่แล้ว +1

    I don’t recommend fixd they lie you never pay $19.99 you pay more.

    • @PetesGarage
      @PetesGarage  2 ปีที่แล้ว

      You do not have to pay monthly. Mine still works fine without it.

  • @76kamikazi
    @76kamikazi ปีที่แล้ว

    Do not leave that Fixed plugged in your car all day use it and remove it,or it will drain your car battery dead.

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      I never had that problem, but thanks for the comment

  • @turnipsucks6416
    @turnipsucks6416 3 ปีที่แล้ว

    I only hate the diagrams. Otherwise not worried.

    • @PetesGarage
      @PetesGarage  3 ปีที่แล้ว

      Gotta have the diagrams

  • @michaelvlahakis5652
    @michaelvlahakis5652 ปีที่แล้ว

    Lovely presentation please share link or your whatsApp line

  • @rc4211
    @rc4211 8 หลายเดือนก่อน

    Or, just learn how to properly use a multimeter. It's really not that difficult, and a good one is much more capable than this tool.

    • @PetesGarage
      @PetesGarage  8 หลายเดือนก่อน

      That is true, but some people have zero understanding and just need a simple tool to check for continuity

  • @marvinramireztejada1848
    @marvinramireztejada1848 ปีที่แล้ว

    Bro the first minute abraticing came on man at least start with something else

    • @PetesGarage
      @PetesGarage  ปีที่แล้ว

      I don't get to choose that

  • @DougHinVA
    @DougHinVA 9 หลายเดือนก่อน

    He assumes too much ... plugging in an OBD device to send things to a phone is NOT what everyone wants or knows how to do.

    • @PetesGarage
      @PetesGarage  8 หลายเดือนก่อน

      You can try

    • @DougHinVA
      @DougHinVA 8 หลายเดือนก่อน

      nope; some guys view the video and have no interest in a smart phone at all... that's me.