Throttle Body - Explained

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  • เผยแพร่เมื่อ 10 ม.ค. 2015
  • How does a throttle body work? What is a throttle body? A throttle body is a butterfly valve located between the air intake filter and the intake manifold. It regulates how much air can go into the engine, based on driver input through the gas pedal. As more air flows into the engine, it injects more fuel, thus allowing for more power. Throttle bodies today are mostly electronically controlled, where this throttle body is mechanical. It includes input for TPS and MAP sensors, as well as routing for the IAC valve, and a idle adjustment screw.
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ความคิดเห็น • 578

  • @pink221
    @pink221 8 ปีที่แล้ว +85

    This video is very useful. I finally understand how my car's damaged throttle body was affecting the oxygen sensor and overall acceleration and why my rev meter was out of control. Many thanks!

    • @thomasbrazil5460
      @thomasbrazil5460 5 ปีที่แล้ว

      Carly McCalla GM throttle body remplacement 1990

  • @TheSTRedline
    @TheSTRedline 9 ปีที่แล้ว +284

    wow never seen anyone get that detailed on a throttle body before. good job

  • @Auraesova
    @Auraesova 7 ปีที่แล้ว +440

    **watching 'What Is Engine Braking?'**
    "...the throttle body is going to close..."
    **opens 'Throttle Body - Explained' in new tab**
    "...it's located between your air intake filter and piping and your intake manifold."
    **opens 'Intake Manifold - Explained' in new tab**

    • @speedynelson5295
      @speedynelson5295 7 ปีที่แล้ว +1

      something new

    • @jelani2790
      @jelani2790 7 ปีที่แล้ว +49

      thatz how ya learn my friend

    • @txisbest2010
      @txisbest2010 6 ปีที่แล้ว +13

      This channel in a nutshell.

    • @garyindiana2127
      @garyindiana2127 4 ปีที่แล้ว +14

      literally been doing that for four days.....don't even have a car😭

    • @subhransu7810
      @subhransu7810 4 ปีที่แล้ว +1

      it's a vicious circle my friend.

  • @danielheathers1504
    @danielheathers1504 6 ปีที่แล้ว +11

    Thanks as always, Jason. Spreading knowledge is one of the world's most satisfying careers. Would love to see a video about your thoughts on throttle body spacers.

  • @pavel.murza.2839
    @pavel.murza.2839 5 ปีที่แล้ว +8

    Hey thanks !You wore so detailed. I never seen someone explaining exactly everything how it works!

  • @chillguy2281
    @chillguy2281 9 ปีที่แล้ว +2

    Awesome video! I'd love more like this, explaining the more nuanced parts of a car in detail with a physical specimen to look at.

  • @nottrueuser
    @nottrueuser 9 ปีที่แล้ว +27

    This was great! I would like to see more in detail explanations of parts like that! Thank you

  • @tpv59
    @tpv59 5 ปีที่แล้ว +11

    You are the BEST,
    You ARE the Man.
    Thank you.
    You are a Legend!

  • @9manny99
    @9manny99 8 ปีที่แล้ว +1

    I never would've thought I'd ever be watching Engineering Explained but this channel has helped me understand why something in my might go bad. Thanks!

  • @staninjapan07
    @staninjapan07 7 ปีที่แล้ว +2

    Good explanation, thanks.
    I was looking for videos on which product (throttle body cleaner vs carb cleaner) to use to clean the throttle assembly/valve on my scooter safely, and ended up getting a very useful tutorial.

  • @HK0HunterKiller
    @HK0HunterKiller 9 ปีที่แล้ว

    Thank you for this video. It dissipated several doubts I had about how the throttle works.

  • @anastasijajordanova6684
    @anastasijajordanova6684 2 ปีที่แล้ว +3

    Finally someone to explain this thoroughly and in detail. Thank you!

  • @lawhill1986
    @lawhill1986 7 ปีที่แล้ว

    Thank you for making videos like this. You are the guy I come to as soon as I need info on cars!

  • @paulrawlins3595
    @paulrawlins3595 5 ปีที่แล้ว

    Absolutely love your channel! You explain so much for me! 💯💯👌🏽

  • @casaiphi7776
    @casaiphi7776 3 ปีที่แล้ว

    I have throttle body service this morning and I felt significant power when pressing the pedal. Thanks explaining this part.

  • @brainbug9000
    @brainbug9000 9 ปีที่แล้ว

    Love these videos! Keep them coming.

  • @NoPsychoBabble
    @NoPsychoBabble 4 ปีที่แล้ว

    Professionally presented! Well done!

  • @derekrose3328
    @derekrose3328 7 ปีที่แล้ว

    Thank you! Not car savvy and your explanation helped me understand! I appreciate it!

  • @StrengthUltimate
    @StrengthUltimate 9 ปีที่แล้ว +5

    Could you make a video regarding ITB (Individual Throttle Body) and what the benefits are compared to single throttle body

  • @MrWindmad
    @MrWindmad 9 ปีที่แล้ว

    Great video, always learning!

  • @alexromero5459
    @alexromero5459 3 ปีที่แล้ว

    Great video! Everything I needed to know about this product, definitely switching to this throttle body.

  • @keitharoo1962
    @keitharoo1962 5 ปีที่แล้ว

    Wow, I just learned a LOT! Thanks for the awesome video!

  • @stuarthodge3187
    @stuarthodge3187 6 ปีที่แล้ว +2

    Very interesting. Thank you very much for posting!

  • @garydrago
    @garydrago 8 ปีที่แล้ว

    Excellent explanation. Really helped me with my project.

  • @jpatino8778
    @jpatino8778 7 ปีที่แล้ว

    nice job .. you leave me with almost no question.. this is the kind of stuff we should learn in school.. thank you

  • @thomastirolflorida5363
    @thomastirolflorida5363 2 ปีที่แล้ว

    Simple, Clear and well done.VERY well done !

  • @Yusuf-hi8nj
    @Yusuf-hi8nj 5 ปีที่แล้ว

    Thank you for the explanation!

  • @rdzmarin5011
    @rdzmarin5011 5 ปีที่แล้ว

    Thank you for sharing your knowledge.

  • @jennsells1234
    @jennsells1234 7 ปีที่แล้ว +1

    thanks for the info

  • @colbyw917
    @colbyw917 6 ปีที่แล้ว

    Great video man. I gotta 88 model chevy small block 350 tbi. You just gave me a much greater insight on the throttle body on it.

  • @stonebrooks1288
    @stonebrooks1288 8 ปีที่แล้ว +1

    Thanks for the video, mine was replaced yesterday at the dealership and I was just curious as to what it was.

  • @bravo3541
    @bravo3541 6 ปีที่แล้ว

    Great job as usual. Thanks

  • @kathrynsmith2684
    @kathrynsmith2684 5 ปีที่แล้ว +1

    Thank you so much, you explained it very well. My 2014 Chrysler 200 just had to have this part replaced, as I had never heard of it before, I was glad that I watched your video. Bloody practically new car and had to have a major fix like that after only 37,000 kmp.. Oh well.

  • @Cdswjp
    @Cdswjp 5 ปีที่แล้ว

    clear, detailed & to the point. excellent

  • @fatsofarai
    @fatsofarai 5 ปีที่แล้ว

    Very informative, thank you.

  • @Clobercow1
    @Clobercow1 9 ปีที่แล้ว

    Great video. I learned quite a lot!

  • @Goontrader2
    @Goontrader2 5 ปีที่แล้ว

    This was great, thank you.

  • @rj.8.8.u
    @rj.8.8.u ปีที่แล้ว +2

    have no clue wtf you're talking about.. but you're AWESOME

  • @SkarnDeBrax
    @SkarnDeBrax 9 ปีที่แล้ว

    Great, it's nice to see the part and understand all is component. Thanks.

  • @YusufSheth
    @YusufSheth 9 ปีที่แล้ว +2

    Great video. One suggestion: on smaller, more involved parts like this, use a diagram or a still shot of it and draw on it in post production to show what you're referring to as you speak.
    It's not that much of an issue because all the air channels and things like that are pretty distinct here, but some on-screen red lines and circles would do a better job of pointing to specific parts than would your fingers.

  • @leondrearmendariz5617
    @leondrearmendariz5617 ปีที่แล้ว +1

    Thank you for explaining this so well, it was extremely helpful. Mine just went out and I had no clue what it was 😂

  • @CarnutMM
    @CarnutMM 6 ปีที่แล้ว

    Awesome explanation. Thanks.

  • @Mauiwowie05
    @Mauiwowie05 8 ปีที่แล้ว

    thank you helped so much!

  • @donitasz
    @donitasz 6 ปีที่แล้ว

    Great stuff thanks for sharing.

  • @clintthambi06
    @clintthambi06 7 ปีที่แล้ว +1

    So thats how it is... great information !!! thank you so much

  • @milsgarage
    @milsgarage 7 ปีที่แล้ว

    we love ur channel!

  • @free1982syria
    @free1982syria 6 ปีที่แล้ว

    Great info thanks man

  • @adrianmendez832
    @adrianmendez832 9 ปีที่แล้ว +1

    Hey man a long time ago I wanted to say thank you for all your videos, I'm a car enthusiast that not only like when cars "look nice", I also like too know how to improve the way they work. I'm thinking about starting my engineering studies and I want to know in what area are you specialized? Is it automotive engineering? Or mechanical engineering?. I hope hearing from you soon.
    Thank you again for what you do for all those car enthusiasts and engineering fans.

  • @Satheesh-Catholic
    @Satheesh-Catholic 3 ปีที่แล้ว

    Excellent job. You have almost made me an expert. 😊 Thank you 🙏🏼

  • @davep5161
    @davep5161 2 ปีที่แล้ว

    VERY helpful... Clear, concise, mystery dispelling video.

  • @Jayztunning
    @Jayztunning 8 ปีที่แล้ว

    thnxz dude really appreciate u explaining it!

  • @MichaelRogersJesusrules
    @MichaelRogersJesusrules 9 ปีที่แล้ว

    Good video , God bless.

  • @BAK87
    @BAK87 3 ปีที่แล้ว

    Really good presentation!

  • @TheMotoKing
    @TheMotoKing 4 ปีที่แล้ว

    Great video!

  • @bond13245
    @bond13245 9 ปีที่แล้ว

    hi, could you do a video on compressor surge/ compressor stall?

  • @sonicthehedgehog2610
    @sonicthehedgehog2610 8 ปีที่แล้ว +31

    anyone went- VRROOOM!!!!
    when he activated the throttle?

    • @aaroncmx
      @aaroncmx 8 ปีที่แล้ว +8

      +Sonic the Hedgehog Stop it Sonic you don't even need a car.

  • @Curling_Rack
    @Curling_Rack 9 ปีที่แล้ว

    good vid brah!

  • @itrstt66
    @itrstt66 6 ปีที่แล้ว +1

    could you make a video explainning the formula used to calculate the right diameter of a carburetor's ventury for a given engine? like knowing the displacment of an engine what would it be the carburetor for it?

  • @robertdiehl9003
    @robertdiehl9003 3 ปีที่แล้ว

    Excellent and detailed video.

  • @polloloci21
    @polloloci21 7 หลายเดือนก่อน

    Thanks man. Was researching a throttle body coolant delete and this helped.

  • @contrepois
    @contrepois 8 ปีที่แล้ว

    omg. now I understand. :D I' want to order a CAI brand cold air intake and while I was searching forums and watching youtube videos, the term "ported throttle body" came up. I'm fairly new to the car mod scene so this video is reaaaaally helpful. Thanks!

  • @afterrecession
    @afterrecession 6 ปีที่แล้ว

    Great video

  • @brennendw
    @brennendw 9 ปีที่แล้ว +2

    Hi just a quick question,
    I have a BMW 330D and looking to increase the HP available, looking on-line you can get upgrade chips. Do these diesel upgrade chips work? Are they safe? Are they worth it?
    Thanks for the videos man! Keep up the good work, best TH-cam Vids going!

  • @usergames007
    @usergames007 7 ปีที่แล้ว

    great video

  • @lcnlnx
    @lcnlnx 9 ปีที่แล้ว

    nice video!!

  • @albert5828
    @albert5828 6 ปีที่แล้ว +1

    This was a great, concise explanation of a throttle body. Thanks so much, not a huge car guy and I'm supposed to design a throttle valve and do CFD testing on the air flow for my senior design project so this was a good start on the anatomy of it.

  • @jackdaffner4910
    @jackdaffner4910 6 ปีที่แล้ว

    Excellent video. Very informative. My older Ford has a double throttle body. Also, I have seen some with 4 chambers. Why all the different designs ? Any idea ? Thank you. Very well done.

  • @TheOnlyRaceEngineer
    @TheOnlyRaceEngineer 5 ปีที่แล้ว

    fantastic illustration

  • @Belalmondeo
    @Belalmondeo 8 ปีที่แล้ว

    I really do owe you a lot thanks a lot

  • @mitchingram550
    @mitchingram550 ปีที่แล้ว

    I'm glad you took time outta your day from being yellowstones lawyer to explain this too me thanks jamie

  • @zero-fg1012
    @zero-fg1012 4 ปีที่แล้ว

    Thank you for this..love your vids..mostly watched to see if I could delete some passages. As I deleted 2 sensors

    • @melon2soda
      @melon2soda 3 ปีที่แล้ว

      do you make it always run at full intake?

  • @royjohnsen7574
    @royjohnsen7574 6 ปีที่แล้ว

    excellent, thank you

  • @ferniel8458
    @ferniel8458 11 หลายเดือนก่อน +1

    Very informative breakdown.👍

  • @Sengeto
    @Sengeto 9 ปีที่แล้ว

    I like this video!

  • @HMAnetwork
    @HMAnetwork 3 ปีที่แล้ว

    I love this channel

  • @Catherozero07
    @Catherozero07 8 ปีที่แล้ว +6

    You should do a video on Throttle Body Spacers! :)

  • @jasoncrocco2744
    @jasoncrocco2744 7 ปีที่แล้ว

    Could you also do a video on whether or not throttle body spacers work and if they're worth the money?

  • @gregfunk9559
    @gregfunk9559 4 ปีที่แล้ว +1

    I have heard that too large a throttle body can in some cases hinder performance due to slowing down air speed. Any thoughts on how to know when its time to go larger?

  • @DrFarisArab
    @DrFarisArab 2 ปีที่แล้ว +1

    i have noticed throttle delay in my new car, specially visible in idling speed, engine is very slow to react when i press acceleration paddle, i must press continuously to rive the engine, is this wrong or its manufacturing feature?

    • @dakel7
      @dakel7 9 หลายเดือนก่อน +1

      Tighten your cable

  • @alhamedi66
    @alhamedi66 5 ปีที่แล้ว

    thank you for the video , how to calculated the right size of individual throttle bodies or single .

  • @nourihamidani145
    @nourihamidani145 6 ปีที่แล้ว

    great video thnks

  • @TheRomichou
    @TheRomichou 9 ปีที่แล้ว +1

    Cool Video! Next one on Injections :) ?

  • @sjogreno
    @sjogreno 6 ปีที่แล้ว +1

    So if my car dies when idle (sometimes) could I adjust the idle adjustment screw and that might do it?

  • @jdo60
    @jdo60 7 ปีที่แล้ว

    can you do a video on itbs

  • @jimwolfe4286
    @jimwolfe4286 4 ปีที่แล้ว

    Great video....I learned a lot !!!..........Thank you very much..........Godspeed....

  • @peterguevara3866
    @peterguevara3866 2 ปีที่แล้ว

    Great video. Will subscribe.

  • @MicBergsma
    @MicBergsma 6 ปีที่แล้ว +10

    No english closed caption? Darn...

  • @Mike1-
    @Mike1- ปีที่แล้ว

    Amazing video bro 👍🏽

  • @lazygamer923
    @lazygamer923 4 ปีที่แล้ว +1

    Damm he's a good engineer he explain it so well.

  • @king-yz7ib
    @king-yz7ib 2 ปีที่แล้ว

    Needed this

  • @Catherozero07
    @Catherozero07 8 ปีที่แล้ว

    Hey there, you should do a video on throttle body spacers :)

  • @michealbithi1290
    @michealbithi1290 8 ปีที่แล้ว +1

    Can you pls do advantages and disadvantages of throttle body, carburettor and injection system?

  • @thegoldenman54
    @thegoldenman54 9 ปีที่แล้ว

    Explain the intake charge you were talking about when explaining the coolant hoses passing underneath to heat it up?

  • @jabumahlalela3006
    @jabumahlalela3006 2 ปีที่แล้ว

    Wow, this is a very useful video. It really educates me about throttle body. So what makes my Opel Astra H have a high rev every time when I am starting the engine?

  • @kenopsia9013
    @kenopsia9013 3 ปีที่แล้ว

    oh wow i was wondering how the engine doesn’t stall when there is no airflow from the trottole body i had no idea there was a bypass hole that’s cool, good tutorial

  • @EthioN2O
    @EthioN2O 8 หลายเดือนก่อน

    Nice!

  • @user-pm4zx1kk2w
    @user-pm4zx1kk2w 4 ปีที่แล้ว

    Hi thanks you Lott fore the explanations

  • @user-vy9cw4ff3o
    @user-vy9cw4ff3o 7 ปีที่แล้ว

    thanks you very much
    I want to ask you about is the throttle valve should be full closed at idle speed or not?

  • @rajupandey1946
    @rajupandey1946 2 ปีที่แล้ว

    Gave a good explanation for sure though great work dude

  • @MuzzaMiki
    @MuzzaMiki 9 ปีที่แล้ว

    That was very interesting thankyou!! Please do a 20 - 40 test to see what increase you get