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How the EVAP System and Gas Tank Work

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speedkar99

speedkar99

Күн бұрын

Here's how the Evaporative emissions system work on a modern automobile.
The purpose of the EVAP system is to control the release of gasoline vapors entering the atmosphere, causing smog. It is a self-governing, mandated system that vents most harmful vapors into an external charcoal canister for refinement.
The system consists of several components: The gasoline tank, the fuel sending unit, temperature sensor, pressure sensor, vent and purge solenoids, charcoal canister, vacuum hoses, filler neck, gas cap and fuel check valve inside the tank.
When gasoline is being filled into a tank, vapors are routed to the charcoal canister for refinement. Air and water vapor are allowed to vent to atmosphere, allowing the tank to fill up seamlessly without trapping air.
During normal vehicle operation, gasoline vapors are routed to the charcoal canister and then sent to the air intake through a vacuum hose. The engine then reburns this vapor, with the ECU compensating accordingly for a richer mixture. The release is controlled by the purge valve.
A pressure sensor situated on the purge line (near the charcoal canister) allows for self regulation of the EVAP system through OBD2 protocols. During certain drive cycles, the ECU can detect if there is any leaks in the EVAP system and throw a check engine light accordingly.
It does this by drawing a vacuum on the system from the air intake, then sensing if there is any pressure drops (and the extent of the drop) due to a leaking system.
In this video, the entire EVAP system is gutted from an Infiniti G35, cut open, cross-examined and explained. The gas tank is cut open to examine the vapour cut off and liquid recovery floats, the dual-tank like system (due to RWD configuration) and the valving inside the filler neck.
Furthermore, the EVAP canister and vent valve is cut open to examine its role in the system.
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Пікірлер: 1 000
@speedkar99
@speedkar99 5 жыл бұрын
To see how much more complicated a Toyota EVAP system is, check out my other video here: kzfaq.info/get/bejne/nZqce9uEpt_KZ4E.html
@alexeimakes
@alexeimakes 5 жыл бұрын
thanks so much for this video! will check out the toyota one after
@speedkar1005
@speedkar1005 5 жыл бұрын
You are welcome! The Toyota Corolla has a lot more valves with diaphragms and an extra vent line from the engine, yet was a generation older than this Infiniti. It was ahead of it's time for an economy car.
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome!!
@speedkar99
@speedkar99 5 жыл бұрын
The Toyota EVAP system is so much more complex with it's valving and vacuum lines and it's older than this Infiniti
@fun_ghoul
@fun_ghoul 5 жыл бұрын
@@speedkar99 I wonder which is more effective at not venting fuel vapour...
@MichaelAChang
@MichaelAChang 5 жыл бұрын
3 classroom lessons wrapped up in under 14 minutes - nice job.
@speedkar99
@speedkar99 5 жыл бұрын
Pretty much my style....short to the point and dense with info
@Graham_Langley
@Graham_Langley 5 жыл бұрын
Couldn't have put it better.
@Flightstar
@Flightstar 4 жыл бұрын
Ya I like this style. Most info videos are just too long winded with too much bs words
@nokidding152
@nokidding152 3 жыл бұрын
@@speedkar99 you are greatly appreciated, sir. When you show up in my search results, it’s an automatic click. Thank you.
@johnfearn4979
@johnfearn4979 5 жыл бұрын
Every time I watch your videos I learn something new. I never knew a fuel system was so complicated. Thanks for explaining it all so well.
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome. I'm glad you learned something from my video!
@tankeryanker7028
@tankeryanker7028 5 жыл бұрын
As a trucker, I roll into different job sites with different jobs and always running into new and unfamiliar jobs. I always tell the clients to explain it like I’m a 2 year old lol. You truly have a gift
@speedkar99
@speedkar99 5 жыл бұрын
Awesome thanks
@hestheMaster
@hestheMaster 4 жыл бұрын
Your explanation of how a fuel system works and showing cut outs is excellent. Safety first in cutting open a fuel tank, which most people never get to see is super cool!
@fernandoanatomia
@fernandoanatomia 5 жыл бұрын
Always wanted to understand how this system works. This channel is a gold mine. Thank you for sharing such great content!
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome! Stay tuned for more
@SerandibBroadcast
@SerandibBroadcast 5 жыл бұрын
I got to know this channel very recently. Have to say sir, this is very informative and educational for everyone. I drive my car daily without knowing any of this. You are not just uploading some video content, rather teaching thousands like myself. Thanks and keep up the good work.
@speedkar99
@speedkar99 5 жыл бұрын
I'm glad you appreciate my work, and can learn something!
@Emils2006
@Emils2006 5 жыл бұрын
I always think, I know everything, and then I watch your video and understand that I don't know anything
@speedkar99
@speedkar99 5 жыл бұрын
Uh so does that mean you didn't understand my video ? 🤔
@Emils2006
@Emils2006 5 жыл бұрын
@@speedkar99 I meant , I didnt knew a half of things you showed.
@bassam_salim
@bassam_salim 5 жыл бұрын
I heared that the smart person is the person who know that he does not know everything, and the stupid one is the one who thinks he know it all.
@LoganTanner
@LoganTanner 4 жыл бұрын
This video was amazing. Huge props. I noticed super high pressure in the gas tank of my 2001 Toyota Sequoia yesterday after a drive in the mountains. My research points to the EVAP system, so thumbs up for this incredibly detailed and hands on video explaining the whole thing and where and why faults happen. Off to watch you video on the Toyota EVAP system now.
@pbierre
@pbierre 3 жыл бұрын
This is a good tutorial on the pre-2006 OBVR design. The next generation design, EVR Phase 2, adds a Refueling Vent Pipe directly returning vapor from the tank to the filler throat during fueling. The EVR Phase 2 gas-pump-nozzle adds a return path for fumes, suctioned into a small orifice (3mm) on the nozzle. In EVR Phase 2 vehicles during refueling venting DOES NOT depend on the path through the CC (as it does in older OBVR cars).
@whereisbenzo
@whereisbenzo 2 ай бұрын
So does that mean I can rule out anything CC related being the reason for why my 2019 M240 cuts off during refueling? I disconnected the line going from the tank to the CC as to troubleshoot if it was that but the pump still clicks off. At this point I’m wondering if it’s the valve at the bottom of the filler neck or the vent valve in the tank that vents to the pipe that leads to the CC.
@alm7707
@alm7707 10 ай бұрын
very good description of how the system works. I have cleaned many canister control valves because they were full of dust. (several table spoons full from most of them) I've seen the vent hose full of tiny pebbles too. This is common when you drive on gravel roads.
@chrisbrowning360
@chrisbrowning360 3 жыл бұрын
The most concise, effecient, and informative thing I've seen in my life. Amazing video, thanks for uploading!
@joshhayes3433
@joshhayes3433 5 жыл бұрын
I'm pretty sure you've just coined the term "an incision with an angle grinder" :) I've always wondered about the evap system, great explanation, thanks!
@speedkar1005
@speedkar1005 5 жыл бұрын
You are welcome!
@speedkar99
@speedkar99 5 жыл бұрын
Pretty much! Glad you liked it
@jamesvisocky1529
@jamesvisocky1529 3 жыл бұрын
Thorough, articulate and well explained. I especially like seeing the parts cut open and cross-referenced with diagrams. This answered my question about what the canister is for plus how the whole evap system works, since the canister isolated from everything else would not make a lot of sense. Great job!
@bobbykeyz1263
@bobbykeyz1263 Жыл бұрын
So I had a tighten gas cap on my Tahoe. I changed the gas cap and reset my check engine light. A few days later, it said it again, and my check engine light came back on. I needed to learn more about this evap system. I have to say you explained it better than any other KZfaq channel. Thank you. You just got another subscriber.
@jasongennero2080
@jasongennero2080 2 ай бұрын
I love this channel he explains everything perfectly with diagrams and visuals by chopping the components into pieces to actually look inside of them. I haven’t come across any other automotive channel that actually dismembers the parts and components of a vehicle to better explain them. The only reason this guy isn’t rich yet due to doing this technique that no other channel does is cuz nothing many ppl know of this channel. With more exposure this guy would be rich and have way more subscribers. As a mechanic myself this channel has been invaluable to me due to him cutting open parts for me to take a look inside and I feel that so many more mechanics would love this channel also due to this. Thanks bro, keep up the good work.
@ibrahimeltony4865
@ibrahimeltony4865 5 жыл бұрын
Excellent 👍 One cannot explain more the fuel EVAP system like this.
@speedkar99
@speedkar99 5 жыл бұрын
Thanks!
@superduty4556
@superduty4556 5 жыл бұрын
You sure know a lot about cars for a dentist.
@speedkar99
@speedkar99 5 жыл бұрын
Plot twist: I'm actually an Engineer
@juliangallegos7627
@juliangallegos7627 15 күн бұрын
😂 best comment
@ytugtbk
@ytugtbk Жыл бұрын
Outstanding video. Loved the fact you not only used diagrams but actually tore and cut everything apart. Well done! Who'da thunk so much engineering goes into capturing and recycling gasoline vapors.
@davidellett2620
@davidellett2620 2 жыл бұрын
Excellent! This is the way videos should be done. Diagrams, parts cut open, detailed explanations without wasting even a second of time. So much so that I had to repeat a couple parts that I did not understand. But that's perfectly okay, I don't want other peoples time wasted while having to wait for me and vice-versa. Perfect!
@speedkar99
@speedkar99 2 жыл бұрын
Thanks! That's my style
@Turulcky100
@Turulcky100 5 жыл бұрын
Why is a tooth brush explaining engineering to me?
@speedkar99
@speedkar99 5 жыл бұрын
Teach-brush
@fun_ghoul
@fun_ghoul 5 жыл бұрын
I mean, it's better than a fuel tank explaining oral hygiene, amirite?
@bryankirk3567
@bryankirk3567 4 жыл бұрын
Because when it's dirty, you should have learned something you didn't know before!
@ferntaylor5347
@ferntaylor5347 3 жыл бұрын
😂😂😂😂😂😂😂😂😂😂😂
@galaxytraveler5779
@galaxytraveler5779 3 жыл бұрын
LOL
@solarflare1008
@solarflare1008 5 жыл бұрын
You should be in a Mechanic Institute teaching how to do things the proper way. Great video.
@speedkar99
@speedkar99 5 жыл бұрын
I should open my own school online
@SketchbookGuitar
@SketchbookGuitar 5 жыл бұрын
@@speedkar99 If you teach using a used toothbrush there I'm in
@fun_ghoul
@fun_ghoul 5 жыл бұрын
@@speedkar99 KarAcademy dot com? :-)
@frankderryberry1412
@frankderryberry1412 5 жыл бұрын
No no no....each error code...404 or 4040...I forget... is worth $ 800 to them.
@earldaisgomez3959
@earldaisgomez3959 3 жыл бұрын
Dear sir. Greetings. Sir. You're not only a EVAP System doctor but also a Experienced Surgeon.
@speedkar99
@speedkar99 3 жыл бұрын
Yep, my angle grinder is my second hand haha
@Graham_Langley
@Graham_Langley 5 жыл бұрын
A brilliant video. I knew what the evap system does but a teardown like this fills in so many gaps.
@speedkar99
@speedkar99 5 жыл бұрын
Thanks
@timothyalan34
@timothyalan34 2 жыл бұрын
Amazing attention to detail, incredible explanation, and very thorough. Not only am I impressed with the depth of your knowledge, I'm in awe at how interesting the inner mechanics of a vehicle are. Great video, one that I'll revisit to reinforce the information presented. Thank you for potentially saving me a lot of money.
@speedkar99
@speedkar99 2 жыл бұрын
Thanks. I try to do some research before diving in but ultimately I'm learning as you do when I take these parts apart!
@manickn6819
@manickn6819 5 жыл бұрын
I enjoyed this video. While I do disassemble car parts I doubt I would have ever gotten my hands on an entire fuel tank and associated systems.
@speedkar99
@speedkar99 5 жыл бұрын
That's why I bought an entire car to take everything apart....easiest way to obtain.
@mattmcgyver135
@mattmcgyver135 2 жыл бұрын
This just saved me a huge mess of diagnosis on my G35. I could not find out anywhere how this worked let alone what it looked like. You are straight up my hero, thank you so much.
@RedE4fun2
@RedE4fun2 20 күн бұрын
Wow! I know car mechanics, or I thought I did. I had no idea of how complex the gas tank evap systems was. Your video was so detailed . Taking apart a tank and every component was above and beyond anything else I've seen on KZfaq. I hope you have more systems explained like this I can check out. Fantastic job ,Dude !
@scootergem
@scootergem 3 жыл бұрын
i've never seen a video where so much effort was put into it. bravo. to call this a good job is an understatement. thank you for taking the time and for sacrificing that poor gas tank and canister for the enlightenment of your viewers. i'm now a subscriber and i can't wait to see more!
@speedkar99
@speedkar99 3 жыл бұрын
I got a whole channel of videos like this, hopefully you can learn and share!
@LAnonHubbard
@LAnonHubbard 5 жыл бұрын
This is a really good video and got me a long way to understanding the EVAP system. Will need to watch again a couple of more times to "hoover up" more of the details.
@speedkar99
@speedkar99 5 жыл бұрын
Glad you took something away from this 😊
@ruimvp
@ruimvp 2 жыл бұрын
There is a dirty toothbrush for lessons in the shop and a clean toothbrush for the lessons in the classroom ☺️ thank you teacher for the good lesson.
@c79891
@c79891 2 жыл бұрын
One of the BEST & MOST COMPREHENSIVE, detailed analysis I have ever seen. This guy is excellent. Bravo for sharing your knowledge with the rest of us dummies.
@dominicfong6341
@dominicfong6341 5 жыл бұрын
Thank you very much for cracking the mystery in the little black box sir!
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome....you are right, it's one of theore overlooked systems in a car.
@rickt2419
@rickt2419 5 жыл бұрын
Another great and detailed video, very educational! Thank You! I am going to share this video on my Toyota Nation Forum friends...
@speedkar1005
@speedkar1005 5 жыл бұрын
You are welcome! Sure please share on TN, I was thinking to make a post there too, but send the link when you have it
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome. I was going to make a post there as well
@Qharisma
@Qharisma 2 жыл бұрын
This is the best visual explanation of the EVAP system I've found. God bless you.
@stratztn1
@stratztn1 Жыл бұрын
Better than any lesson I've had in school for real !
@juanpoggio4599
@juanpoggio4599 4 жыл бұрын
Great video! I learned a lot in 13 mins, had to pause it quite a few times to be able to retain all the information before moving forward. I love that you took everything apart to explain how it works. I usually take things apart, but wouldn't have been able to take apart an entire fuel system. Now I can troubleshoot problems with the fuel system!
@Jimmy-vi3zv
@Jimmy-vi3zv 2 жыл бұрын
what do you call two mexicans fighting??? answer: Juan on Juan
@alexeat-sand9938
@alexeat-sand9938 5 жыл бұрын
Try to ignite the charcoal to see if it catches on fire quickly
@speedkar99
@speedkar99 5 жыл бұрын
Hey that's a good idea. Was also thinking to use the gas tank as a fire pit...but it's edges are so sharp.
@Veik_Reikis
@Veik_Reikis 5 жыл бұрын
@@speedkar99 I know I'd watch that charcoal getting lit up. Super saturated from years of gas exposure? Sounds like the ultimate BBQ lighter.
@no1555llo
@no1555llo 5 жыл бұрын
I really thought about it when I saw charcoal 😂😂🔥
@Graham_Langley
@Graham_Langley 5 жыл бұрын
@@Veik_Reikis The charcoal absorbs the vapour then releases it when the engine's running.
@JoeJ94611
@JoeJ94611 5 жыл бұрын
@@@speedkar99 I would ignite just a tablespoon first.An acquaintance lit some charcoal that had gotten contaminated by a chemical while in storage in his garage and it exploded.His face was burnt pretty badly.
@AhmedHadjSaid
@AhmedHadjSaid 3 жыл бұрын
I just found a real mechanic teacher, an expert. Appreciate your explanation bro, very happy that i get the chance to see your detailed presentation. Thanks a lot 🙏 I like your toothbrush 😁
@briantaylor8407
@briantaylor8407 10 ай бұрын
Toothbrush is spot on. This is great video. I have a tahoe that you cant hardly fill it up with gas and i been trying learn about this evap system.
@speedkar99
@speedkar99 10 ай бұрын
Glad you like the teach-brush
@saadghand3726
@saadghand3726 5 жыл бұрын
We need a diesel engine video please thank you for your efforts much respect from Morocco
@speedkar99
@speedkar99 5 жыл бұрын
Wow so far away! Thanks
@zacharyparis
@zacharyparis 5 жыл бұрын
i suddenly feel like i need to brush my teeth.
@speedkar99
@speedkar99 5 жыл бұрын
Well I guess you learned a little more than just the EVAP system
@angelcaballero5020
@angelcaballero5020 3 жыл бұрын
I honestly thought the evap stuff were bs, am glad you explain it for anyone to understand
@speedkar99
@speedkar99 3 жыл бұрын
Yes it's important
@AlOL81
@AlOL81 6 ай бұрын
It's a big BS though, just designed to make you spend money over something that doesn't make a difference at all
@j168vlogs
@j168vlogs Жыл бұрын
Gas pump malfunctioned today and overflowed gas tank. Read a bunch of forums saying over fueling may cause damage to the charcoal canister, made no sense that a there wasn’t any fail safes but now I see there is one. Awesome thanks for the video. Btw the shoes freaked me out for some reason lol
@andycsurka9235
@andycsurka9235 3 жыл бұрын
Incredible video. 100% thorough. This is by far the best explanatory video I've ever seen. From a mechanic to a mechanic - keep up the good work
@battutulu3030
@battutulu3030 5 жыл бұрын
World first ever talking "Tooth brush"
@VKSgtSLaughter
@VKSgtSLaughter 5 жыл бұрын
MERCH idea... t-shirts with a toothbrush on them, a toothbrush classroom pointer, and maybe a plushie toothbrush. LOL!
@voidisyinyangvoidisyinyang885
@voidisyinyangvoidisyinyang885 3 ай бұрын
follow the bouncing dirty toothbrush....do sing alongs also?
@shwetap6274
@shwetap6274 4 жыл бұрын
I'm an automobile trainer in India. Your videos are very helpful. Keep making such video.. Thanks
@speedkar99
@speedkar99 4 жыл бұрын
Glad it helped
@jamesmartin7402
@jamesmartin7402 Жыл бұрын
Great Info! As a person who was a mechanic full time, This is excellent training.
@speedkar99
@speedkar99 Жыл бұрын
Better than school
@TuanNguyen-fo2pf
@TuanNguyen-fo2pf 5 жыл бұрын
Great informations, thanks you for showing the cut out.
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome. Lots more to come in this series ...tell me what you'd like to see!
@fun_ghoul
@fun_ghoul 5 жыл бұрын
Seems like there was still a fair bit of vapour space when you drew the "scalpel". I wonder if you could use something like CO2 cartridges (or nitrogen, if you have) to push out any potentially remaining fuel vapours...
@thefish8002
@thefish8002 Жыл бұрын
Excellent video! I'm going to send this to my father to help him fix the system on his Honda Accord.
@speedkar99
@speedkar99 Жыл бұрын
Hope it helps
@dehypnotizer
@dehypnotizer 2 жыл бұрын
Super educative stuff. Now I finally understand what's gotten clogged up so I couldn't pump gasoline to my car.
@speedkar99
@speedkar99 2 жыл бұрын
Glad it helped
@rodolfocruz5161
@rodolfocruz5161 5 жыл бұрын
I didnt know what a EVAP was, now I know what the EVAP is.
@speedkar99
@speedkar99 5 жыл бұрын
Awesome!
@abdulazizal-zadjali8574
@abdulazizal-zadjali8574 5 жыл бұрын
Thank you bro... great video well explained in detail with all components of evap system❤️
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome!
@chadparker8198
@chadparker8198 3 жыл бұрын
What a service to humanity. Outstanding work.
@speedkar99
@speedkar99 3 жыл бұрын
Thanks
@fluddfamily7861
@fluddfamily7861 2 ай бұрын
Wow what a detailed explanation of the Evap System 👍🏽
@haukenhung
@haukenhung 5 жыл бұрын
Another amazing video Sally!
@speedkar99
@speedkar99 5 жыл бұрын
thanks! Your still up and about 😏
@escueme
@escueme 5 жыл бұрын
Amazing stuff bro
@edwardthayer9386
@edwardthayer9386 11 ай бұрын
Excellent job! Especially in the snow!!👑
@alcolavista-22
@alcolavista-22 2 жыл бұрын
Wow.. now i know why i got engine light for this canister.. Well done professor 🦾
@arthurfricchione8119
@arthurfricchione8119 5 жыл бұрын
Excellant video speedkar99. Will view the others. Thanks much 👍
@speedkar99
@speedkar99 5 жыл бұрын
You are welcome!
@01001011011010010110
@01001011011010010110 5 жыл бұрын
When would the system vent the vapours into the intake and when would it vent them into the atmosphere ? Why not only vent to atmosphere or only vent into the intake?
@speedkar1005
@speedkar1005 5 жыл бұрын
Venting to atmosphere is needed when refueling (engine not on) or if there's too much pressure in the tank and it needs to release. Otherwise, the ECU determines the correct timing when driving to dump the rest of the vapors into the engine to be reburned.
@speedkar99
@speedkar99 5 жыл бұрын
It would vent to atmosphere when refueling (engine off) or if pressure builds too high. The ecu determines when driving to purge the canister to the intake.
@fun_ghoul
@fun_ghoul 5 жыл бұрын
If I may be so bold as to rephrase da man, the car decides based on sensor inputs if venting needs to occur at all, and if so, whether the motor can use the fuel at that time. If not, the vapour is vented to the ozone layer. Damn.
@padraiggalvin2807
@padraiggalvin2807 4 жыл бұрын
@@speedkar99 I have a nissan RPS13 with sr20 engine 1996. emissions go quite rich at idle only. The evap was removed before i got the car. could it be possible that the evap solenoid should vent fumes on idle. Then this unmetered air/fumes would reduce emissions. Any info appriciated . thanks
@Farseer1995
@Farseer1995 4 ай бұрын
Wow, dude, this was incredibly informative! A whole comprehensive overview of the fuel system. I've learned a lot thanks to your clear explanation, thanks!
@stevemas4966
@stevemas4966 4 ай бұрын
Best video KZfaqr, ever, I would pay for your video's if necessary, but please keep them free for those that cannot. Thank you.
@9HighFlyer9
@9HighFlyer9 5 жыл бұрын
Nice video on a neglected topic.
@speedkar99
@speedkar99 5 жыл бұрын
You are right, not alot of people pay attention to the evap system until it's time for an emissions test
@9HighFlyer9
@9HighFlyer9 5 жыл бұрын
@@speedkar99 I recently purchased a cheap smoke machine mostly for finding vacuum leaks. I decided to check out the evap for leaks on a project truck of mine. It looked like the back end was on fire from the hose missing clamps on both ends. Never set a code but it also doesn't get driven much.
@7thfloorisnomoreq790
@7thfloorisnomoreq790 5 жыл бұрын
Don't all mechanics carry a dirty toothbrush around with them? I sure do
@speedkar99
@speedkar99 5 жыл бұрын
The most useful tool after the 10mm socket right?
@fun_ghoul
@fun_ghoul 5 жыл бұрын
@@speedkar99 The 10mm and dirty underwear are the two most common in the junkyard, that's for sure.
@frankderryberry1412
@frankderryberry1412 5 жыл бұрын
@@fun_ghoul I got both in my garage.
@fun_ghoul
@fun_ghoul 5 жыл бұрын
@@frankderryberry1412 Is "garage" a euphemism? ;-)
@frankderryberry1412
@frankderryberry1412 5 жыл бұрын
@@fun_ghoul No I'm not Catholic.
@gr423
@gr423 2 жыл бұрын
I'm never going to look at my toothbrush the same way again, so much wisdom. Thanks for the video, great job.
@golddie8
@golddie8 3 жыл бұрын
Thanks. Now I understand why the mechanic was charging me 300+ to change a canister the size of a shoebox he said. From what you showed seems like a a good deal to me. 2007 GMC Yukon XL
@speedkar99
@speedkar99 3 жыл бұрын
Plus all the potential rust and brittle connectors
@awongutume
@awongutume 3 жыл бұрын
And the tooth brush?
@fun_ghoul
@fun_ghoul 5 жыл бұрын
_"Safety first!"_ >hooks live battery terminals up right beside vapour-spewing jerry can
@speedkar99
@speedkar99 5 жыл бұрын
Very safe
@Paula20165
@Paula20165 2 жыл бұрын
I know this video it's been there for a while, but thank you for taking the time to explain the system.
@pablojimenez5736
@pablojimenez5736 2 жыл бұрын
Excellent explanation of a ingenious system. I am having problems to put gas, so now I now the problem is in the charcoal vapor canister, the solenoid or clogged hoses...
@speedkar99
@speedkar99 2 жыл бұрын
Yes clogged hoses. U might have a spider nest in there
@Atetus94
@Atetus94 5 жыл бұрын
Why some cars after opening tank cup loudly sucks air?
@speedkar99
@speedkar99 5 жыл бұрын
Because the EVAP system draws a vacuum on the system to test it
@fun_ghoul
@fun_ghoul 5 жыл бұрын
The charcoal is still good! You can use it in your Brita...
@speedkar99
@speedkar99 5 жыл бұрын
I still have it if you want it...haha
@janantoni3604
@janantoni3604 2 жыл бұрын
Dude you are like me when I was 5 playing with the toys disassembling., cutting. etc. Only you are making more sense explaining how things work.Exelent teacher.
@ardyjuniorcars9020
@ardyjuniorcars9020 4 жыл бұрын
No channel can explain it better than here
@speedkar99
@speedkar99 4 жыл бұрын
Thanks
@Gabriel2.0
@Gabriel2.0 5 жыл бұрын
6:44 random leg appears randomly
@speedkar99
@speedkar99 5 жыл бұрын
The wife telling me it's time for dinner
@DarkLinkAD
@DarkLinkAD 5 жыл бұрын
Flexibility ;)
@ciscolypse
@ciscolypse 4 жыл бұрын
yeap, i was llike wtf
@mdbeckykhan
@mdbeckykhan 5 жыл бұрын
Great video👏 Btw how many toothbrush do you have! 😜
@speedkar99
@speedkar99 5 жыл бұрын
I just keep stealing them as I use them. It's not like they need them that much anyway
@notsoserious0944
@notsoserious0944 5 жыл бұрын
Modern gas seems very clean. The inside of that tank is pristine.
@speedkar99
@speedkar99 5 жыл бұрын
Because gasoline is an excellent cleaner !
@StativeCreative
@StativeCreative Жыл бұрын
Very clear explanation! To the point with real world visual aid and diagrams to help specify where no visuals are available. Instant subscriber! Thank you!
@siachen6680
@siachen6680 4 жыл бұрын
I hope your brother has a good dental coverage since his tooth brushes keep disappearing😂😂😂😂😂
@patrickwright9371
@patrickwright9371 3 жыл бұрын
I'm sure he returns his brothers tooth brush after he makes each video.
@PBWillyWonka
@PBWillyWonka 5 жыл бұрын
thanks for your videos, very informative..!! im subbed!
@speedkar99
@speedkar99 5 жыл бұрын
Glad you subscribed thanks
@samuelberry9152
@samuelberry9152 2 жыл бұрын
no better way to learn about a system than this actual, tear-down of it!!!! Thank you for your superb content!
@andrewlaporte9598
@andrewlaporte9598 5 жыл бұрын
Love this video, pair this up with how a fuel pump dispenser works and how it shuts off automatically when fuel reaches the top of the filler neck.
@speedkar99
@speedkar99 5 жыл бұрын
Yes that's vital to stop overfilling
@jhsevs
@jhsevs 5 жыл бұрын
Do Diesel engines have evap systems?
@speedkar99
@speedkar99 5 жыл бұрын
Diesels don't require it because it doesn't evaporate nearly as quickly as gasoline
@mustafaYkhan
@mustafaYkhan 5 жыл бұрын
Good show 👍👍
@speedkar1005
@speedkar1005 5 жыл бұрын
Awesome!
@speedkar99
@speedkar99 5 жыл бұрын
Awesome thanks
@johnroehsler6440
@johnroehsler6440 4 жыл бұрын
You are a gift to those that want to learn.
@speedkar99
@speedkar99 4 жыл бұрын
Thanks
@ccfabs8932
@ccfabs8932 2 жыл бұрын
Love your tooth brush, and the way you threw it away.
@tiukawni
@tiukawni 5 жыл бұрын
HELLO VERY NICE EXPLAINED BRO FYI NO HARM WAS DONE TO SPEEDCAR99 BROTHER IN THIS VIDEO HAHAHAHAHAHAHHAHAAHHA
@speedkar1005
@speedkar1005 5 жыл бұрын
Yep my brother was safe for this one...
@speedkar1005
@speedkar1005 5 жыл бұрын
Actually....I poured this gas (87 regular) into his car which takes premium....shh
@speedkar99
@speedkar99 5 жыл бұрын
Actually I poured 3L of regular gas into his Acura which takes premium...shh don't tell him
@tiukawni
@tiukawni 5 жыл бұрын
@@speedkar99 for me i put some diesel in it hahahahaha
@stoned12345678910
@stoned12345678910 5 жыл бұрын
7:00 another entity o_o
@rychupaprok7251
@rychupaprok7251 5 жыл бұрын
Brother's shoe :)
@speedkar1005
@speedkar1005 5 жыл бұрын
My wife's shoe
@speedkar99
@speedkar99 5 жыл бұрын
Wife's shoe
@jonivanart
@jonivanart Жыл бұрын
Great video!! Thanks for the explanation and refresher course. I'm currently trying to adapt an Evap into a project and haven't worked on these systems for 25 years. I'm a new subscriber now. 👍
@speedkar99
@speedkar99 Жыл бұрын
Thanks
@PeterB12345
@PeterB12345 5 жыл бұрын
This channel is great, should be part of everyone's primary school education!
@speedkar99
@speedkar99 5 жыл бұрын
You are right! I should apply to become a grade 3 teacher 🤓
@fun_ghoul
@fun_ghoul 5 жыл бұрын
@@speedkar99 I wasn't much older than that when I did my first brake job (carefully supervised by my perpetually angry Italian grampa, of course).
@pmag3200
@pmag3200 5 жыл бұрын
I guess you're not going to put it back together😁🤣🤣
@speedkar99
@speedkar99 5 жыл бұрын
No way
@pmag3200
@pmag3200 5 жыл бұрын
@@speedkar99 by the way great video and good detail and explanation
@chefsafi981
@chefsafi981 5 жыл бұрын
Hiiii
@speedkar1005
@speedkar1005 5 жыл бұрын
Hello
@speedkar99
@speedkar99 5 жыл бұрын
Hi
@johmu5466
@johmu5466 3 жыл бұрын
This is one of the BEST explanations of EVAP system components ever....! Thanks...! This understanding makes a huge differenece when troubleshooting EVAP issues.... Great video... Well done...!
@jsolo7576
@jsolo7576 3 жыл бұрын
I couldn't ask for a better explanation. ✊✊✊✊✊✊✊✊✊✊✊✊✊
@speedkar99
@speedkar99 3 жыл бұрын
Thanks
@cifamotanii4587
@cifamotanii4587 5 жыл бұрын
I know, you just love to brush your teeth! 😬😀👍
@speedkar99
@speedkar99 5 жыл бұрын
Encouraging good hygiene
@jorgemay3833
@jorgemay3833 3 жыл бұрын
U r ABSO;LUTELY my best hands on teacher .
@speedkar99
@speedkar99 3 жыл бұрын
Thanks
@daviddrennan1759
@daviddrennan1759 4 жыл бұрын
Best no nonsense explanation on the evap
@kristianhermann5971
@kristianhermann5971 6 ай бұрын
Outstanding video 👌 I thought about brewing coffee when I saw that charcoal! My Kia also has an fuel tank air filter near the filler - it filters air that enters the tank as fuel is drawn down, keeping the tank and fuel cleaner (and prolonging the in-tank fuel filter life)
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