Are There Any Good CVT's? | Different CVT Transmissions Explained

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The Engineers Post

Күн бұрын

Are There Any Good CVT's? | Different CVT Transmissions Explained
[CVT, D-CVT, Direct-shift CVT, e-CVT, and Toroidal CVT]
"Continuously variable transmission" stands as one of the most divisive terms in the world of automobiles. Often abbreviated as "CVT," it's synonymous with a lack of driving excitement, drawing disdain from both die-hard manual enthusiasts and casual drivers alike.
CVTs were initially associated with low-cost, low-power compact cars due to their focus on fuel efficiency rather than performance. However, in recent years, advancements in CVT technology have enabled their integration into a broader range of vehicles, including high-performance full-size sedans and SUVs.
Most CVTs only have three basic components: A high-power metal or rubber belt, A variable-input "driving" pulley, and An output "driven" pulley.
CVTs also have various microprocessors and sensors, but the three components are the key elements that enable the technology to work.
Variable-diameter pulleys are the key components of a CVT. Each pulley consists of two cones facing each other. A belt rides in the groove between the two cones of each pulley. This belt serves to transmit power between the input and output shafts of the transmission. The input pulley turns the belt, and the belt turns the output pulley.
In this video, we are taking a look at, these different types of CVT transmission used in automotive industries. (CVT, Direct-shift, E-CVT, Toroidal)
--- Time Stamp --
00:00 - Introduction
01:38 - CVT Transmission
04:22 - Working of CVT
07:01 - History of CVT
10:13 - D-CVT
11:27 - Direct-shift CVT
13:19 - e-CVT
14:18 - Toroidal CVT
16:04 - Outro
#transmission #cvt
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Disclaimer: This video is for educational purposes only. We are not in the auto repair business nor publish automotive service manuals. This video is not reviewed or authorized by any vehicle manufacturer. This video is intended only as general guidance. Every system is slightly different, so refer to the owner’s manual of your vehicle for any specific information about your model. Remember that only proper service and repair procedures will ensure your car's safe and reliable operation.
Copyright Disclaimer: Copyright Disclaimer Under section 107 of the Copyright Act 1976, allowance is made for “fair use” for purposes such as criticism, comment, news reporting, teaching, scholarship, education, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational, or personal use tips the balance in favor of fair use.
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Пікірлер: 772
@kiefershanks4172
@kiefershanks4172 Ай бұрын
eCVTs are fantastic. And this is coming from someone who drives a manual. Not a fan of other types of CVTs but eCVTs are actually good for their intended purpose. Robust, simple and very efficient. Not to mention they feel direct and responsive thanks to the electric motor torque and not having a torque converter. They may be a bit of a driving "appliance" but they are damn good at doing just that.
@chiefdenis
@chiefdenis 25 күн бұрын
I agree totally and I'm also a manual head, they are the only cvts I've driven that feel good, might have to do with the fact that they are not really cvts
@gettingthemgot
@gettingthemgot 25 күн бұрын
Agreed. CVTs do have their place in the automotive world as an efficient, simple way to transfer power through ratios, and there's nothing wrong with that. It just feels wrong when companies like Subaru put a CVT in a car supposed to be sporty like the WRX and try to market it as such, when it is very much not that
@kenhoward3512
@kenhoward3512 24 күн бұрын
@@gettingthemgot Yes, Subaru seems permanently committed to the CVT to compensate for their "flat-four" engines' inherently, relatively-poor fuel economy.
@PoulStaugaard
@PoulStaugaard 23 күн бұрын
At 52 mpg, there is no arguing against my 2008 Prius. Some find it to rev excessibly when accellerating, but they could not have done better with a manual. It’s just a matter of perception. The Engine was designed for efficiency, not for low end torque.
@k4piii
@k4piii 23 күн бұрын
Yup, I got a prius c and it's surprisingly nice but it's very different from traditional cvt since it doesn't have parts that wear out as the belt
@waynemansfield1527
@waynemansfield1527 29 күн бұрын
In my 50 years of driving both automatic and manual cars, replacing them with new cars on average every 5 years, I never had a transmission fail, until I purchased a cvt.
@batsonelectronics
@batsonelectronics 28 күн бұрын
must be you. My recently bought 2015 Honda Fit with 120K miles runs great with the cvt. Had the fluid replaced to check for metal material, and there was none. Unless you bought a Nissan, and they have been crap for many years. Most other makers have not had those problems.
@mrgarrison3516
@mrgarrison3516 28 күн бұрын
He must have had a Nissan/Jatco CVT transmission 😬 My CVT fluid was just changed at 95k miles in my 2017 Subaru Crosstrek and the dealership service manager said 'we think u just wasted your money, your fluid was clean & no metal particles were noticed' (under their special viewing light).
@pliedtka
@pliedtka 27 күн бұрын
Better to be safe than sorry. The early Versa and Subaru was a disaster 100-150k km if you're lucky. I think Toyota/Siding are the most reliable ones.
@TotalRookie_LV
@TotalRookie_LV 26 күн бұрын
I had a manual fail - stuck in the 1st gear. But that was on a 27 years old "Golf" with a GTI engine. Looks like a common issue, since I found out those gearboxes are nowhere to be found for past 10 years and are in high demand. So... had to replace it with a regular gearbox (plus regular, not GTI, axles and flywheel).
@m3rdpwr
@m3rdpwr 25 күн бұрын
​@@pliedtkaI heard the earlier Subaru CVTs did have some issues. The solenoid pack also was one of those things that had to be replaced at 100,000 mi. Toyotas CVT seems to be the best on the market at this time, I don't know about Honda, but Subaru is not too far behind Toyota. Nissan CVTs are horrible.
@greeneyesms
@greeneyesms 28 күн бұрын
I had to call my local Nissan dealer’s parts dept on a business issue and learned they had 6 CVTs in stock, waiting to be put in. That says it all…
@TonytheGr8
@TonytheGr8 25 күн бұрын
Nissan CVTs are garbage. They are the worst. Toyota and Honda CVTs are 10 times more reliable and long lasting.
@Usersf134ssk
@Usersf134ssk 24 күн бұрын
It is a nissan, they have the reputation with their cvts
@dpasek1
@dpasek1 24 күн бұрын
That's all you need to know about Nissan and their transmissions.
@kenhoward3512
@kenhoward3512 24 күн бұрын
And broken CVTs are always replaced with rebuilt units, not new.
@amdstrollo3074
@amdstrollo3074 23 күн бұрын
The knowledge of Nissan having a range of years with bad CVTs is very common. That is that particular brand.
@vincentkosik403
@vincentkosik403 Ай бұрын
Just change fluid regularly, clean the pan and filters and don't drive like a racer...you'll be fine The CVT fluid not only lubes but cools and cleans its important
@geoffh784
@geoffh784 28 күн бұрын
Some manufacturers claim lifetime, no fluid change needed for their CVT… not a good idea IMHO.
@mrgarrison3516
@mrgarrison3516 28 күн бұрын
A mechanical engineer said to me CVT fluid is high friction fluid & excessive heat (from alot of towing & driving hard all the time) will break down the fluid, requiring fluid changes. ....but in normal driving the CVT fluid last much longer (even upto 200k miles). Compared to automatic transmission fluid in a normal automatic which uses a low friction fluid, will degrade much faster (hence the 30-60k mile fluid replacement intervals) from the lubrication of all the gear cogs/sprockets all of the time.
@TotalRookie_LV
@TotalRookie_LV 26 күн бұрын
@@geoffh784 Because they got a different definition of "lifetime" than customers do, it could be as short as "when the warranty is over", while a customer approaches it more like "as long as the whole body of a car doesn't fall apart due to corrosion'.
@jimfarmer7811
@jimfarmer7811 25 күн бұрын
​​@@mrgarrison3516I've purchased a dozen new cars in the last 30 years and never changed the transmission fluid. I've never had a transmission failure and I put over 200,000 miles on several of my cars. I've worked with hydraulic systems my whole life and found the typical failure was caused by contaminants. Every time you crack a seal you introduce contaminants.
@vincentkosik403
@vincentkosik403 25 күн бұрын
@@mrgarrison3516 maybe so, but I do it myself, so cheap and easy like an oil drain..why take the chance?
@hebijirik
@hebijirik 27 күн бұрын
I only have experience with the e-cvt in a Toyota Yaris. I like it. Obviously it will not make happy someone who drives because they like driving. But if your car is purely a tool of transportation this system is pretty good. Your accelerator pedal has nothing to do directly with the engine. You use it to tell the car how much power you want. The car then decides how much rpm is best to give you what you asked for and until the engine reaches that output the car will do its best to use the electric motor/generators to supplement it. Some people don't like it when the engine is keeping constant rpm while the car is accelerating. But as an engineer I like it. It just makes sense to have the engine rpm proportional to the power output and not tied to wheel speed. When I hear the engine in that car I am hearing how much power I am asking it to make and it is proportional to all the things like slope of the hill, speed, current acceleration etc. It just makes sense to me that the engine sound changes the way it does rather than linearly with just speed.
@alan6832
@alan6832 24 күн бұрын
Electronic controllers have been unreliable in some years as have some Prius engines, especially the 1.8, which can hydro-lock and then be destroyed by the powerful starter, but the ECVT itself has been shown to be able to tow more than the frame, and stand up to urban taxi service, unlike most belt type CVTs especially Nissan's.
@kenhoward3512
@kenhoward3512 24 күн бұрын
I don't believe the Toyota Yaris has ever been built as a hybrid, which is the only application of the e-CVT. Your Yaris has a standard CVT. Yes, I know how it works - and I simply don't like it.
@tjroelsma
@tjroelsma 20 күн бұрын
You can destroy them easily though: Yamaha T-Max riders have been known to "pre-load" the CVT by keeping the brakes applied while opening the throttle. The automatic clutch, which normally ensures smooth acceleration of the line, slips and locks up, causing the CVT to slip and then launch when the brakes are released. This practice is bl**dy murder on both the clutch pack and the CVT belt, but supposedly it gives the rider that little bit of faster response. I wouldn't be surprised at all if people who want to drive their CVT equipped car "sporty", use the same trick and therefore destroy their CVT's in mere thousands of km's/miles instead of hundred or even two hundred thousand km's/miles.
@readtherealanthonyfaucibyr6444
@readtherealanthonyfaucibyr6444 14 күн бұрын
@@tjroelsma Toyota's eCVT doesn't have a belt. It shouldn't even be called a CVT (eCVT) because it confuses people and makes them think it has parts that it doesn't have.
@tjroelsma
@tjroelsma 14 күн бұрын
@@readtherealanthonyfaucibyr6444 That's a problem, because if that Toyota eCVT fails, people ARE going to use it as "proof" that CVT's are bad.
@andrewoh1663
@andrewoh1663 22 күн бұрын
As a teenager I once drive a DAF variomatic. It was very easy to drive and the belts lasted as long as the tyres and could changed at the same time. The engine was actually a BMW motorcycle engine made under licence - a flat twin 600cc.
@elliotnaess8020
@elliotnaess8020 17 күн бұрын
I owned a DAF when I was young in Europe and I loved it. As mentioned above, periodic belt replacement was no big deal.
@corradobertorelli2314
@corradobertorelli2314 14 күн бұрын
Fiat and Ford were the early adopters of metal belt CVT. Also , Metal belt driven CVT works in compression. The DAF variomatic works in tension.
@ceasartan6041
@ceasartan6041 29 күн бұрын
For all the nay sayers here in the comments. I hope you have driven one. Our Subaru has one, it’s probably the smoothest and most relaxing car I have driven, mostly due to the CVT. Torque at low revs and smooth transitions to higher-revs is almost electric like. I’m aware of the problems and failures that they have but i have had failures in all the automatic transmissions i have ever owned. They arent meant to beat on and neither are most planetary geared automatics. They take a little to use to. They award smooth inputs of the throttle. Im a fan and it makes our commute so much better. This is coming from a die-hard manual driver by the way.
@brandonbrandon749
@brandonbrandon749 29 күн бұрын
Exactly no annoying gear changes, especially up and down hills it’s a much better and quieter ride
@dancapell6643
@dancapell6643 28 күн бұрын
You may have experienced this, but the downside of the manual gear shift transmission, is when in bumper to bumper traffic.
@dundonrl
@dundonrl 28 күн бұрын
​@brandonbrandon749 If it's setup properly, an automatic equipped vehicle you won't notice a gear shift except the tachometer will move quickly as the engine revs up or down.
@rlan3677
@rlan3677 28 күн бұрын
They require fluid changes every 40 to 60k, they are slow to accelerate and fast to break if you drive your car hard.
@shadowopsairman1583
@shadowopsairman1583 28 күн бұрын
Yeah and the 10L90 is smooth as heck and isnt a cvt, so cut the bullshit
@AmandaPandaPowell
@AmandaPandaPowell Ай бұрын
eCVT is really reliable. A electric motor controls the speed instead of a belt. That is the only cvt I would buy. Normal cvt are not nearly as durable as a manual or automatic transmission. They are also not serviceable. Any issues and you have to replace it.
@Johnsmith-zi9pu
@Johnsmith-zi9pu Ай бұрын
ecvt has a battery and that's a ticking time bomb that will determine the life of your car.
@theholt2ic219
@theholt2ic219 27 күн бұрын
Yeah Ecvts are pretty much bulletproof especially Toyota ones. Know someone with a 08 Prius and never done a transmission fluid change with over 350k
@pliedtka
@pliedtka 26 күн бұрын
We replace the cells inside older Toyota hybrids and they are very reliable. My friend from the shop has Camry and Prius, both with 200k miles on the clock. For fun nothing beats manual gearbox and tuned engine, say 160hp+ TDI with massive torque
@katzicael
@katzicael 26 күн бұрын
@@Johnsmith-zi9pu there is PLENTY of prius and other toyota hybrids who's battery have lasted more than a decade and hundreds of thousands of miles before needing service/replacement.
@rowerwet
@rowerwet 26 күн бұрын
The traction battery in a hybrid is heavily protected to give it extremely long life. In use the battery is only charged to 80%, and only discharged to 20% at either extreme. It is discharged and charged at a controlled rate, so that it is not stressed by heat. The prius design has proven the hybrid battery will last just about as long as the vehicle itself, and if it requires replacement, it will cost two thousand to 5 thousand dollars depending on if the replacement is an overhauled battery or brand new. An engine replacement typically costs more
@derekcockburn820
@derekcockburn820 21 күн бұрын
I owned a Subaru XV with the pulley type CVT. I sold the car after one year due to the hesitation of the gearbox while overtaking on the motorway. I swore I'd never buy another car with a CVT gearbox. That was until I researched the Toyota eCVT. After watching the professor on the Weber channel explain the eCVT which uses gearing rather than pulleys, I purchased a RAV4 with an eCVT box to achieve the variability I love it!!
@readtherealanthonyfaucibyr6444
@readtherealanthonyfaucibyr6444 14 күн бұрын
"The car care nut" is a very experienced Toyota mechanic who has also done comprehensive videos on the eCVT.
@shawn576
@shawn576 14 күн бұрын
When I saw Weber do that, I knew I would buy that as my next vehicle. No slushy fluid couplings, no rubber bands. It's all directly connected gears. It's as bulletproof as a manual transmission.
@michaelprice3785
@michaelprice3785 13 күн бұрын
They should not call e-CVTs, CVTs. They are really hybrid planetary drives with engine, motor and output the three connections to the planetary gear set.
@readtherealanthonyfaucibyr6444
@readtherealanthonyfaucibyr6444 13 күн бұрын
@@michaelprice3785 Absolutely true, I've made some people bigger fans of the Prius by explaining it's not "that kind" of CVT. It's _effectively_ a CVT but really does need a more distinctly different name. With the Prius there is also a 2nd electric motor that is only used as a generator. Most people say hybrids charge with regenerative braking which is truth but that's really the secondary way that they charge. The primary way is through the eCVT, where one of the connections to the planetary gear set is to that 2nd electric motor which only serves as a generator. The other electric motor serves both as electric assist when spinning one way and regen braking when turning backwards.
@user-fq8io4rp5d
@user-fq8io4rp5d 13 күн бұрын
Ye, e-CVT doesn't have any common part with CVT besides its name. Unfortunately very few people know it. Subaru's CVT hesitation is rather to programming, not hardware itself.
@age4638
@age4638 Ай бұрын
I have a 2020 toyota with e-cvt, amazing technology and great to live with.
@tancar2004
@tancar2004 29 күн бұрын
Brilliant design. There's no valve's, solenoid's, or electronics. With just the planetary gears It's mechanically simpler than a stick shift. There's nothing in there to go wrong.
@fidelcatsro6948
@fidelcatsro6948 28 күн бұрын
my manual transmission says its going to last forever!
@makemineapint
@makemineapint 24 күн бұрын
@@fidelcatsro6948 unlikely, too many small slow moving parts interacting with bigger fast moving parts at a 90% angle.
@quantumss
@quantumss 12 күн бұрын
@age4638- Says a person that bought a toyota, says it all.
@user-zh9kc7tw4n
@user-zh9kc7tw4n 14 күн бұрын
I got my first CVT in my new car last year and I love it BUT I did research the various CVTs as I noticed that some version fail with very low milage and made sure to get the E CVT with the additional of the superb Toyota Hybrid system. The only thing to get used to is the engine rpm which often is higher compared to my previous Manual car.
@gregsims5156
@gregsims5156 Ай бұрын
The problem is the belt or chain. They will wear out and fail causing major failure, long before a maintained automatic transmission would fail and there will only be the replacement of the transmission at a high price!
@quickcinema8031
@quickcinema8031 Ай бұрын
I recommend an easier replacement for cvt belt that can be opened from the car floor and an opening the cranckase of the transmission. Motorcycle cvt is very easy to replace. i hope car can be like that too.
@Oyashiro_Chama
@Oyashiro_Chama Ай бұрын
Ignoring pure hybrid technology.
@davidpowell3347
@davidpowell3347 Ай бұрын
Also the control and actuator systems. Are they organized into modules that can be diagnosed and easily replaced in real world repair facilities? Also what kind of free wheeling/declutching system is used during stopping (functioning neutral such that engine can continue to run with vehicle stopped) I understand that some of these allow the "belt" to loosen and slip for this function and that is not satisfactory because of the inevitable rapid degradation of the belt. Some sort of dedicated clutch system must be provided (unless the vehicle has hybrid/electric propulsion capability in which case the gasoline engine can be stopped but that still requires that the drivetrain to disconnect the gasoline engine propulsion during a stop)
@denniss1211
@denniss1211 Ай бұрын
Simply not true!
@aspecreviews
@aspecreviews Ай бұрын
eCVTs don't have belts.
@world_still_spins
@world_still_spins 29 күн бұрын
A few things that should be better noted are that: (Most of) the cvt's with metal belts push the belt around the pulleys typically. Vs. (most of) the cvt's with rubber belts pull the belt around the pulleys typically. (There are possible exceptions, and new manufacturing designs are made almost every year, but that may be helpful info to some.)
@aurynaichi7030
@aurynaichi7030 26 күн бұрын
No, actually, push belt is only a term for the belt's orientation due to the tooth construction. While it seems to "push" it grips the pulley and it pulls the driven pully down via pressure/grip, and the same applies to the driving pully in that it too is gripped. The belt is so tight that it looks like push, but it isn't.
@mark_r49
@mark_r49 26 күн бұрын
Which is better and which have better longevity?
@asophxs
@asophxs 23 күн бұрын
I have a CVT and i don't like CVTs, but I absolutely enjoy driving my Corolla with the direct shift CVT. The move to include a direct drive gear for launch and getting up to speed is ingenious and really protects the belt from wear and tear. I get great gas milage and still be able to get up to a decent speed when I need to. I wouldn't buy a regular CVT, but if it's a toyota and its direct shit or eCVT I'd have no complaints
@michaelmartin2276
@michaelmartin2276 Ай бұрын
Excellent explanation of CVT's. Thank you.
@jimbeaver3443
@jimbeaver3443 20 күн бұрын
I have a Sears riding lawnmower that has a CVT with a rubber belt. After 45 years of use it still works. (Sorry, couldn't help myself. )
@reelreeler8778
@reelreeler8778 3 күн бұрын
Ahhhh Yes, the Craftsman Vari-Drive riders!
@SteveEddy-od7fb
@SteveEddy-od7fb 6 сағат бұрын
Hmmm you must have a very small lawn with Short grass?😅😅😅
@user-ew3bz1ri6i
@user-ew3bz1ri6i 28 күн бұрын
as someone who drives both manual and automatic, i can say that cvt is very convenient in heavy traffic and in climbing. and they are now very reliable.
@1tarras
@1tarras 25 күн бұрын
The e-CVT is the better option:it uses the two electric motors for driving Hybrid (HOnda and Toyota)
@theairaccumulator7144
@theairaccumulator7144 21 күн бұрын
@@1tarras because its not even a cvt. Its closer to diesel electric trains than a regular transmission.
@dnegel9546
@dnegel9546 16 күн бұрын
Wth
@BlackhawkPilot
@BlackhawkPilot 11 күн бұрын
Growing up in Switzerland (1960s) I had a small Puch motorcycle with a CVT that opened the output pulley against springs. Rode it for several years without any issues.
@Hemond1
@Hemond1 21 күн бұрын
My Suzuki Kizashi has the infamous Jatco CVT. It is still in daily service and works flawlessly. Fluid is clear, clean, looks new, and never been changed. Well over 100,000 miles now. The smoothest transmission I've ever used. Wish my current Genesis G80 shifted as smooth as the CVT in the Kizashi.
@monteiro5306
@monteiro5306 Ай бұрын
Amazing vídeo. Awesome job. Greetings from Brazil.
@jacquesw3086
@jacquesw3086 20 күн бұрын
eCVT is soooo much different compared to the other CVTs out there that it's mind-boggling Toyota even calls it an eCVT due to stigma of a CVT! It doesn't have a belt or a clutch, so essentially nothing can break - brilliant engineering and should be more widespread.
@fredericrike5974
@fredericrike5974 2 күн бұрын
Really? Then why does it have both a motor and a generator? Both can become the other through simple switching systems. A traditional auto generator will become a motor if you rewire the commutator, something we can do today with a simple chip controlled wiring change. It's like the auto trans of the '50s- still a work in progress, and I hate being the unasked guinea pig for that "development research".
@dnbkb
@dnbkb Ай бұрын
Interesting and simple! Thanks!
@ElAnciano92071
@ElAnciano92071 29 күн бұрын
For efficiency and durability, I will take an e-CVT hands down. I have driven them since 2007, lastly, a 2017 Prius Prime. Not mentioned is the Waterburry speed gear. A hydraulic variable transmission used to control the bow and stearn planes and the rudder of some (all?) WWII subs. It had pistons on a ti;lted swash plate. The tilt of the swash plate contolled the effectve "gear ratio" (stroke on the pistons). Normally this controlled powered hydraulics, but had a mode the actually proveded the power to move the planes if the powered pumps failed.
@truckercowboyed2638
@truckercowboyed2638 27 күн бұрын
This is for cars not planes or boats.....
@pliedtka
@pliedtka 26 күн бұрын
You don't 10-15yr Subaru or Versa with CVT - ticking bomb on 4wheels
@VictorIndiaDeltaAlfa
@VictorIndiaDeltaAlfa 16 күн бұрын
This system is widely used in heavy equipment today. Its also used with dual pumps and motors for tracked vehicle steering, eg. excavtors. The beauty of this system is symetrical operation in both directions and inherent braking function. Con is of course low efficiency and oil heating.
@rowerwet
@rowerwet 26 күн бұрын
I drive a hybrid maverick with the eCVT, it's awesome! Super smooth, good acceleration, incredible MPG. I really like that it's the proven design from the Prius that Toyota perfected
@kurtmundt2736
@kurtmundt2736 25 күн бұрын
I traded up to a CVT from a manual. I've owned automatics and manual cars and the CVT is the best of the bunch. It is always in "the right gear". 15 years and 195000 miles with one filters/fluid change and no problems. (2009 Dodge Caliber) I love my CVT.
@thfmlymn4498
@thfmlymn4498 25 күн бұрын
I had a 1999 Nissan Gloria with the extroid CVT, it was the smoothest and nicest transmission i have ever driven. Being 3.0L V6 turbo rwd, it was a very nice car.
@quantumss
@quantumss 12 күн бұрын
1999 Nissan Gloria. Oh dear.
@Robert--cm2nf
@Robert--cm2nf 27 күн бұрын
A good friend of mine bought a Suzuki Scross with the belt and it went Kaput with only 80.000 km the good thing was the Suzuki importer in the Netherlands took over the guaranty and gave a new automatic for zero cost, so thatch the good thing but he sold the car shortly after and bought an Suzuki Scross with an conventional automatic gear box much to his satisfaction
@pliedtka
@pliedtka 26 күн бұрын
Just like earlier Nissan Versa... ;)
@berniebergen8653
@berniebergen8653 5 күн бұрын
1956 Chevy Belair with a special CVT: When I was 11, I rode many times with, and later, after I had my license, I drove my Grandfather and Grandma in their 1956 Light green chevy Belair 4 door hardtop with a CVT transmission. He was a senior machinist at Convair Aircraft and had somehow acquired this "one of a very few" car. I was too young at the time to care to press him for details on its history. I remember he kept the car until he passed of old age, and I don't recall any CVT problems. He loved motoring up into the San Diego foothills and pointing out how the engine RPM stayed almost constant. I now have a Honda CR-V with a CVT and it brings back many fond memories. I believe my cousin inherited that Chevy in the late 70's, ran it until it quit, then junked it with none of us having any appreciation for just how special it was.
@jamesgeorge4874
@jamesgeorge4874 Ай бұрын
Scooters, snowmobiles and SXS / ATV's are well suited for CVT use. Ford, GM, and VW/Audi learned their lesson in the early 2000's Nissan and Subaru (and some Honda models) want to die on the CVT hill.
@shadowopsairman1583
@shadowopsairman1583 28 күн бұрын
Yeah the 10L90 is awesome
@MrSamPhoenix
@MrSamPhoenix 28 күн бұрын
We have a CVT in our 2014 Honda Accord with the 2.4L engine. It’s been super smooth and reliable since the day we bought the car. One thing I enjoy is how it keeps the engine quiet 99% of the time. Some auto makers just don’t know to build reliable parts.
@truckercowboyed2638
@truckercowboyed2638 27 күн бұрын
Correction majority of Honda models are CVT now.....the civic, the accord the HRV AND CRV, YOU HAVE GO TO THE PASSPORT OR EXPENSIVE PILOT TO GET A TRADITIONAL AUTO...
@the_kombinator
@the_kombinator 26 күн бұрын
Even in a 51 HP 3 cyl Daewoo engine, the CVT will break after 60k. Kilometers. Not even miles.
@mclovin6629
@mclovin6629 26 күн бұрын
From what I'm hearing and noticing, The CVTs on the Hondas and Toyotas are good, The only thing that was fvcking up Honda were those 1.5 turbo engines but now they moving on to hybrids and even the civic is becoming a hybrid, No more 1.5, 2.0 liter engines and manuals.
@autofixation
@autofixation 22 күн бұрын
I had a 2014 Outback that I drove very very aggressively to 158k miles and never changed the fluid. Only got rid of it due to rust. Sure it was slow, but I would regularly run it at redline to climb mountains here in the northeast, even fully loaded with luggage and a cargo topper, it never gave me trouble.
@latupeni9797
@latupeni9797 25 күн бұрын
I end up subscribing because of the cvt transmission information love it
@omnimoeish
@omnimoeish 25 күн бұрын
My 2023 Lexus RX hybrid has an eCVT and it's buttery smooth (especially combined with brake by wire and steer by wire). It combines the instant torque of the electric motor with the gas engine and revs to your desired output. It gets 35 mpg in a family sized mid size SUV. While its no race car, it's fast enough and going back to my other car with a regular automatic transmission - feeling and hearing it shift all the time feels like you're driving old technology especially when it's cold at lower speeds.
@ElAnciano92071
@ElAnciano92071 29 күн бұрын
The advantage of any CVT is that the engine is always at the optimal RPM for what you are asking of it, acceleration or economy. If you have seen HP or torque curves you shift after the peak and the new gear is below the peak. That is why there are now 6 speed manual as CVTs and 10 speed automatics... less time off peak. Note: I learned in '59 on '49 Merc with a 4 on the tree with OD. Thereafter Ifavored manuals untilk I bought a sailboat in 72, and got an auto for towing. the 2nd fastest Toyota has an eCVT. (RAV4 Prime)
@frequentlycynical642
@frequentlycynical642 24 күн бұрын
The only "four on the tree" I've ever seen was on English imports. American cars, three on the tree. See? It rhymes. Your Mercury OD was activated by an on/off switch but wouldn't kick in until you backed off of the gas for a second.
@seekingelite
@seekingelite Ай бұрын
Having a manual transmission really makes you connect with the car and be more engaged in the driving experience. I am grateful to have learned. CVTs have a numb feeling but the technology is pretty cool.
@vincentkosik403
@vincentkosik403 Ай бұрын
How many cars makers offer manual transmissions now? How many buyers ask for them? Not many..Nissan Versa...hah, And that's being discontinued
@666DomSathanas666
@666DomSathanas666 29 күн бұрын
You connect with te car... I preffer to let my eCVT car drive alone when I'm in a traffic jam and never bother to schift gears. I've driven a manual car for over 18 years.
@FranciscoHernandez-dq7rf
@FranciscoHernandez-dq7rf 29 күн бұрын
It all depends on your needs yeah traffic jams and manual yeah no but more fun to drive I have both one for race and just have fun the other for commute
@phillipzx3754
@phillipzx3754 28 күн бұрын
"Having a manual transmission really makes you connect with the car and be more engaged in the driving experience." Ya. Especially in stop-and-go 5 mph traffic. 🤣
@Dougie1969
@Dougie1969 28 күн бұрын
"The technology is pretty cool " ??? Bahahahahahahaha These systems have been used on snowmobiles and ATVs since 1962. Now all the sudden some clown engineers slap one on a car, and it's "new technology" WOW
@eloimumford5247
@eloimumford5247 25 күн бұрын
Would you explore the Icvt used in Kia Seltos 2022 , i am sincerely impressed by the peppy responsiveness , so far after 20,000 miles i find no flaw driving it with spirit. Thank you for work.
@jimjohnstone5257
@jimjohnstone5257 25 күн бұрын
I’ve got a Ford Mondeo Hybrid Titanium Edition that’s an automatic CVT but I don’t know what type of CVT it is but I’ll tell you what it’s so easy to drive & comfortable, practically drives itself,had it 3 years now & my wife and I just love it, it’s a 19 reg plate.
@twinkieerella
@twinkieerella 24 күн бұрын
I think it’s an ecvt… similar design as toyota
@rolandlickert2904
@rolandlickert2904 27 күн бұрын
A I'm 75 years old and had 26 cars during my Life I have had all types of transmissions and now CVT which is pleasing, particularly in traffic jams for 3 years so far no problems.
@joes7166
@joes7166 Ай бұрын
I have a 2010 Mitsubishi Outlander with CVT. After 14 years on the road and no problems. I has a way to 'shift' the gears -6 speeds- with paddle shifts on the column or on the gear shift, but I rarely use it. No real need.
@ez_556
@ez_556 21 күн бұрын
14 years and no problems? Now I know you are capping. Those CVT’s that Mitsubishi are Nissans. You do know that right? They don’t last whatsoever and I owned cars that have CvT’s and they are not good whatsoever
@moistjohn
@moistjohn 20 күн бұрын
"Gears" I hate cvts faking gear changes. It's so weird. I do not understand the focus group that decided people wanted to "feel gear shifts".
@arafathossain1603
@arafathossain1603 29 күн бұрын
Basically I am using a CVT transmission car for a while. It's very fun to drive. It's a JDM car called Toyota Allion. It uses direct shift CVT. I have 1st gear after reaching 20kmph it switches to CVT. You won't believe japanese are using this kind of CVT from 2007
@pliedtka
@pliedtka 26 күн бұрын
Americans are too conservative and while there are so many Honda and Toyota models in Asia and Europe, only fraction of them reaches North America and with yrs of delay
@Douglasddr8
@Douglasddr8 26 күн бұрын
I have a 2015 Nissan Sentra with the same strategy, after 30km/h it switches to the CVT and runs at an incredibly low rev. 1100 RPM 90% of the time
@arafathossain1603
@arafathossain1603 23 күн бұрын
@@pliedtka yes that's true.
@arafathossain1603
@arafathossain1603 23 күн бұрын
@@Douglasddr8 CVTs are really fun to drive. Yes it has an elastic effect yet if you want to save fuel you will face some drawbacks.
@rogervondach1238
@rogervondach1238 Ай бұрын
Great video and great explanation how those CVT'S work. However, I would never buy a car that has this kind of transmission.
@rasklaat2
@rasklaat2 Ай бұрын
Me neither, just as I would never buy a car that has a tablet instead of knobs and buttons on the dash. Unfortunately, that's what they want us to buy these days...
@waynejackson169
@waynejackson169 Ай бұрын
​@rasklaat2 That's where the world is going. We have to get use to it or do without it. I don't like the idea but that's just the way it is. It hurt my heart these days when I have to do a more detailed search just to get a manual transmission.
@denniss1211
@denniss1211 Ай бұрын
Well ... in a few years you may not own a car. Sorry!
@BrianMcdowell-vz1it
@BrianMcdowell-vz1it 29 күн бұрын
Same here,I would never buy cars with CVT transmission
@okindamichael9526
@okindamichael9526 27 күн бұрын
@@waynejackson169 CVT 's drool and whine alot along the road. i hate them. we have an isuzu dmax fitted with a cvt gear....oh nooo....it a horrible drive
@bavelnaard
@bavelnaard 26 күн бұрын
I had multiple DAFs some years ago, a 55 pseudo-Marathon, a diarhoea colored 46 SL, a totally rotten 66 SL and two Volvo 66s. Brilliant cars they are, strangely comfortable and so easy to maintain and tune, if you're into that. Back in 2008 they were not that expensive to buy, ranging from €300 to around a thousand. They all proved to be pretty reliable too, I used them as a daily and not very mildly, I have to admit. I remember having to change balljoints on my orange Volvo 66 and I could not get original ones but then someone told me balljoints for a 340 should fit as well. Well, they did fit alright, wit an added bonus of now having big negative camber on the front wheels, brilliant! That car taught me how to go round the roundabout properly. Sideways all the way, yeah, haha. I loved that car so much
@tedf1471
@tedf1471 20 күн бұрын
I had a 'Volvo' 66, it's party trick was climbing hills covered in packed snow, the noise from the transmissions to the two rear wheels was hypnotic!
@TheSleepychicken
@TheSleepychicken 27 күн бұрын
I have a Ford PHEV. This uses the Toyota eCVT under license. It's very quiet, very quick and extremely smooth. I came from an 8 speed auto. The CVT is smoother. I like it very much. It also seamlessly brings in and stops the petrol motor as required.
@randyriegel8553
@randyriegel8553 19 күн бұрын
I didn't own an automatic trans until about 15 years ago. Manual just feels like you have more control over your car. I started buying trucks. You can hardly find any ford truck with a manual anymore. Still have "Manual Mode" where you press button up or down to shift gears... not the same. I've still had some "fun" cars besides my truck that had real manual and I love driving them. I have a quad that has CVT (utility quad) and every year I have to change the belt on it. Have a manual sport quad with regular change to the back axle. Hardly have any trouble with it... just normal things like brakes and oil. I'll go manual any day :)
@fpostgate
@fpostgate Ай бұрын
I guess it is all about application, I only drive (or try to) manual transmission, so for me if necessary I think the first gear drive combined with the CVT is the only way to go. IMO keep giving me good manuals, although I know this is going to keep getting hard.
@fidelcatsro6948
@fidelcatsro6948 28 күн бұрын
Wow so many breeds of different CVT's, im sticking to my manual transmission! except for that Toroidal CVT innovation that i find ingenious!
@romannasuti25
@romannasuti25 25 күн бұрын
The Toyota E-CVT is nifty too. It’s actually quite a bit more efficient at transmitting power than an automatic and is reliable to boot (it’s basically just a single huge planetary gear with electric motors).
@wildbillfold
@wildbillfold 22 күн бұрын
My 2014 Nissan Maxima has155,00 miles on it. Twice I've experienced hesitation and slippage from the CVT. The first time , the fluid was low. I couldn't find any visible leak. I serviced the CVT and it drove normally. The second time I was driving during a big rain storm. I checked the fluid level and it was good. After letting the car sit for a day, the CVT was back to normal. I'm a big proponent on changing the CVT fluid every 30 to 35 thousand miles. It's a good idea to also change the external filter at leas one time.
@ronaldderooij1774
@ronaldderooij1774 29 күн бұрын
I love the CVT in my car. Just go with the flow and try not to rev above 2000 is also a very engageing way to drive. Added bonus, fuel efficient and seamless "gear" shifts.
@dishonorabledimensions1683
@dishonorabledimensions1683 17 күн бұрын
I think it’s an interesting alternative. It’s worth noting that cvts have limited use in f1. By the Williams team in the mid 90s. Unfortunately it was almost immediately banned.
@bhhaskarnandi2438
@bhhaskarnandi2438 28 күн бұрын
Beautiful Explanation 👍👍
@joecalabria3472
@joecalabria3472 2 күн бұрын
We've had a total of nine Nissan CVTs (Four 3.5l Maximas, one 3.5l Altima and four 2.5l Altimas) with mileage on them between 95k and 170k when sold, and not one of them ever had the slightest hint of transmission issues. In fact, the only non-maintenance work performed on any of them was a new vacuum brake booster on the 3.5l Altima. All were purchased as low mileage used cars except for the '07 Maxima, which was leased new then bought-out, for a total of 8+years and 95k miles.
@jamiedriscoll9781
@jamiedriscoll9781 14 күн бұрын
My 2017 civic turbo coup has a CVT. It pulls until I let off and I put 2,000 miles a month on it. Cars been awesome. When I'm not stomping on it, it'll Driving Miss Daisy around town smooth.
@AricRoy
@AricRoy 7 күн бұрын
Personally I absolutely love my '12 Altima SR Jatco 011 cvt and aside from just recently getting an OSS error code I haven't had any problems with it whatsoever. The only things I've done to it is install a secondary oil cooler, filter/oil change & output shaft seals @65k miles. It's by far the fastest trans I've ever run and it's holding together great behind a boosted (12lb e-supercharger) VQ35DE w/395hp at the wheels running low 11's consistently. I've owned manuals, traditional autos, double clutch, etc and this cvt by far outperforms them all. I think once they've had a few decades to develop innovative enhancements like the other trans types they will undoubtedly hold the title as the best.
@rovert1284
@rovert1284 26 күн бұрын
Disliked my original CVT. Went back to a conventional auto but latest is again CVT. A very quiet drive and it responds really well.
@JohnRaithby-zh8pt
@JohnRaithby-zh8pt 20 күн бұрын
I have a dacia cvt moddel, and after some time getting used to it i like it very much,and would not go back to a manual. It takes some time to run it in, as with a new engine, so test drive 1 with over 1500 miles on it to get a real feel of the drive.
@GvIn2it
@GvIn2it 25 күн бұрын
2016 Outlander Sport CVT. Since this car has the same 2.5 liter engine as the Outlander but weighs less, it accelerates well. I like the way it performs. The main downfall is the cruise control. It is not properly programmed to hold speed on hills, in order to hold 70 I have to "downshift".
@ShiroiShinjuDC5
@ShiroiShinjuDC5 24 күн бұрын
My wife has a cvt in her 2014 civic and she hasn’t changed the oil on it for 150,000 miles before she met me and it was still running fine albeit a little clunky but good as long as you’re smooth and I’ll still say I hate cvts in cars they’re amazing in lawnmowers and atvs but not a commuter car that’s going to be driven on hard occasionally and just generally beat on on a daily this is coming from a mechanic who has a stick shift turbo rsx put on turbo and economy tune at 60k and yknow I had to have the sweep the floor tune too so I got the laptop and everything that’s at 232,000 and a f150 that’s at 255,000 all original everything and completely neglected for the first 200,000 it was a buddy of mine but since buying it for a few hundred I’ve changed all fluids it’s run fine for another 50,000. Thought I honestly can’t wait for that damn cvt to break it’s a tank I have a twin turbo j series to put in
@markim2545
@markim2545 28 күн бұрын
The e cvt in our 2024 honda CR V hybrid is one of the greatest technological advances in any transmission design. It is flawless!
@48VAC
@48VAC 18 күн бұрын
I had a 2006 Ford Freestyle with all wheel drive that had a Haldex CVT. Sold it at 189k and it was still going strong. I know a couple of people that still have theirs with well north of 250k without problems. Just keep the fluid changed and serviced. Absolutely not thrilling or engaging to drive, but it did the job.
@trickoflight1
@trickoflight1 26 күн бұрын
I have no regrets from buying the two Toyota Prius's I have owned. The 4th generation is a big step up from the 2nd, but the CVT's have been great in both. Before the Prius's I had a couple of Mazda RX-7's, which I also loved, they were both 5 speed manuals. I love the way a manual transmission really connects you and the car to the road. This isn't really true of the CVT, but we're talking about 30 years of cars, my needs have changed.
@robertpeters9438
@robertpeters9438 Ай бұрын
Superb video...maybe add consumer repports of mtbf or cost per mile.
@floridian1087
@floridian1087 21 күн бұрын
My daily for city driving is a CVT. Highest speed limit is 35mph here. The CVT likes to keep the rpm around 1250 which is great on gas. For cruising, I have my car with gears.
@mickvonbornemann3824
@mickvonbornemann3824 27 күн бұрын
I’ve always thought a simply CVT should couple up between a turbocharger & a engine, so when there’s not enough exhaust pressure to drive the compressor, it will work off the crank like an crank driven centrifugal supercharger, which is in effect what it will operate as. Then was the turbo spools out, the gearing of the belt ill change, so as well as compressing the intake gases, it will add power to the engine from the spinning turbo itself. In post WWII aero engines this was known as ‘turbo-compounding’.
@TheBlibo
@TheBlibo 26 күн бұрын
Great video I have had 2 mercs with cvt and only have praise for them very furl efficient and reliable I can understand why many font like them for the lack of perceived driving experience but it's no different to variable pitch propeller s on aircraft or variable pitch screws on ships, just the sensible option just don't fit one to a motorcycle where a proper geared transmission really matters
@sagradamoly4234
@sagradamoly4234 21 күн бұрын
What is a "merc"? Mercury?
@TiagoTiagoT
@TiagoTiagoT 19 күн бұрын
Based on my experience in a simulator; with the right auto-shift algorithms, CVTs are a pleasure to drive; perfect power application at any condition, making transmissions between different terrains, inclines etc seamless, and no periodically changes in acceleration as you speed up or slow down. Can be a bit annoying if the algorithm isn't properly tuned though. Manually controlled CVTs can also be fun; more in quirky way, like a game kinda thing, an additional analog input you need to manage to reach perfect results if you got the skills for it. But really, IMO, the ideal use would actually be an eCVT that just has the ICE running at the least polluting RPM constantly, and the electric motor and generator take care of putting power to the road or saving in the battery for later for the periods where just shutting down the ICE and saving the energy in fuel form isn't the best option. The auditory and haptic experience of the constant drone of the fixed RPM ICE would not be an issue with adequate design; there's a whole class of professionals specialized in tweaking car designs to get sounds and vibrations to meet arbitrary targets regardless of what it sounds like at the source.
@barrylong9701
@barrylong9701 7 күн бұрын
I drove manual and automatic transmissioned vehicles for 45 years, and all was well in the world. 11 years ago, I purchased a Toyota Prius with the eCVT tranny. It took a bit of getting used to it, but it is a good system. I'm on my second Prius now, and although the tranny is very non responsive or goes through the 25-35 MPH range slower than other speeds I still like it. 234,000 miles (combined both cars) and no CVT repairs at all. I do flush and refill with Toyota fluids every 75,000 miles.
@clwomble
@clwomble 20 күн бұрын
2017 Honda CVT AWD. Zero problems for 180K miles. Gave it away and she is still driving it, 210K now.
@2078smith
@2078smith Ай бұрын
I got a '09 nissan murano & love the cvt transmission. I just hate that the cvt fluid cost $80-$100 for 5qts, for a fluid change & it took me awhile to get use to not feeling the changing of gears.
@ThunderStruck94660
@ThunderStruck94660 27 күн бұрын
I use CVT oil I buy at Walmart for my three Nissans and it works fine. About $30 for a gallon.
@JorgeRodriguez-po7kx
@JorgeRodriguez-po7kx Ай бұрын
Interesting Video Explaining The Function of These Transmissions I have to buy because was an Emergency A Car with a CVT Transmission It drives very smooth I Definitely Love it so Far and been driving it like a Baby Carriage to Make it Last as long as possible But as a say before no Complaints Whatsoever 😁😁
@jammiedodger7040
@jammiedodger7040 25 күн бұрын
I got a CVT and it’s great fun to drive personally what I think determines if a car is fun or not is it’s size and weight.
@Meower68
@Meower68 24 күн бұрын
WRT the Toyota eCVT, there is a gasoline engine and an electric motor-generator (EMG) connected to the two inputs of the planetary gearbox, and there's a second EMG connected after the planetary gearbox and before the differential. You can run the engine at high RPM, with the first EMG functioning as a generator, turning some of that power into electricity, which is fed to the second EMG. That allows you to run higher RPMs, delivering more power, at lower speeds. You can shut the engine off, using the first and second EMG to provide all the motive power. You can turn both EMGs into generators, providing dynamic braking. Or you can have the engine and both EMGs producing mechanical power (drawing from the battery) for max power at higher speeds. For reverse, you can turn either of the EMGs in reverse; no "reverse gear" needed at all. I have a Toyota Camry Hybrid. I can confirm that the only time the engine runs when I'm in reverse is when the battery is really low. Really clever stuff but the computer coordinating it all really needs to have its s**t straight. If it decides to start the engine while you're decelerating, the dynamic braking fades unpredictably. Have narrowly avoided a couple accidents by romping on the brakes, hard, such that the friction brakes got it done.
@knot3d_
@knot3d_ 22 күн бұрын
I used to drive sporty manual in Europe (Seat Leon, the Spanish "Golf GTI) Migrated to Asia since Dec. 2018 and got a Honda Jazz/Fit. No other trim choice than CVT. So far no issues (40K kilometers) and I like it better than the jerky AT in the Hyundai Accent I got to loan for a month. Sure, the Jazz is no real hot hatch, but it's sufficiently brisk in a country with a 60 MPH/100 KPH speedlimit. It helps that the Jazz only weighs 1085 kilograms.
@user-pi3zm8yi4d
@user-pi3zm8yi4d 29 күн бұрын
I've got an '08 Altima. Bought it with 88,000 mi. Now it has 290,000 mi. That's never been replaced. I think they work pretty well if you know how to drive them
@mrgarrison3516
@mrgarrison3516 28 күн бұрын
That's really great 👍..... considering the reputation Nissan/Jatco has with CVT's
@SStarlight9614
@SStarlight9614 24 күн бұрын
my '17 sentra is at 152k mi on her original CVT and besides the weird noises and rubber band effect going from 30-40mph (which is just from it not liking to be driven like a grandma) it's very smooth. I love it! Plan on trading her in for a '24 sentra soon, want something with a warranty so if something major breaks I'm not covering it out of pocket.
@MrSamPhoenix
@MrSamPhoenix 28 күн бұрын
We have a CVT in our 2014 Honda Accord with the 2.4L engine. It’s been super smooth and reliable since the day we bought the car. One thing I enjoy is how it keeps the engine quiet 99% of the time.
@louisstennes3
@louisstennes3 21 күн бұрын
I drive a p/u truck with an automatic and overdrive transmission and my wife's RAV4 hybrid has the E-CVT. Both are great and trouble free but my only dislike is not feeling the shifting like I get in my truck. If a person only knows a CVT that is all they know but someone who has driven a regular automatic like myself then in the back of my mind I am wanting to feel the shift and I just don't get that with a CVT.It is not a dislike of the CVT but more of a preference.
@daku911
@daku911 25 күн бұрын
The disdain of CVTs isn't because of how they drive, but rather it's due to JATCO's unreliable design and implementation of them. The only reliable CVT seems to be on the Prius. Personally, I prefer manual transmissions on small economy cars
@Usersf134ssk
@Usersf134ssk 24 күн бұрын
The smoothness of the cvt is what I enjoy the most in my car, really relaxing, no shift shock, time will tell if it will hold up 😂 hopefully 😂
@garymaclean6903
@garymaclean6903 12 күн бұрын
Explained the function of CVT types fairly well, with the exception of the e-CVT. A planetary gear was mentioned, but how it is connected to both the gas engine or electric motor(s) was not addressed. It seems both Honda and Toyota have something like this (with dual clutches?) in their newest hybrids. Why do they even need a transmission, when there is an electric motor? The gas engine could just generate electricity to power the electric motor(s), (just like an all electric car works), or recharge the battery when current demand for the electric motor is not high...
@michaelw6277
@michaelw6277 29 күн бұрын
I like my Toyota CVT. It’s better than any other subcompact economy car transmission I’ve used.
@Turnipstalk
@Turnipstalk 26 күн бұрын
Until we went electric the AISIN cvt was actually the best we had had, in both our Toyotas.
@Ryarios
@Ryarios 26 күн бұрын
I think they have their uses. The problem is when they are pushed too far. I think we will need new materials if we expect them to be as durable as a manual transmission when high performance is part of the equation. Even on the low end, I question their long term durability as a whole. Many may last just fine, but I think there is a greater fail rate to them. Maybe they need to figure a way to use the CVT part to get to a specific final gear ratio, but then look that drive ratio to direct drive. But that wouldn’t help the high performance stress of getting up to speed quickly.
@williambeck6364
@williambeck6364 4 күн бұрын
I own a Mitsubishi with the Jatco CVT with 160,000 miles. Drives like new with only regular fluid changes. Note: 70 year old here....this is the first automatic I've ever owned!
@steven.ghodgson765
@steven.ghodgson765 20 күн бұрын
Interesting differences in engineering. I have a Susuki S-Cross which uses the CVT. I find it smooth and very fuel efficient.
@greekpapi
@greekpapi Ай бұрын
Ive owned 4 cars with CVT's and never had any issues. They dont like sudden or hard starts so take it easy and you'll be alright.
@KolyanKolyanitch
@KolyanKolyanitch 29 күн бұрын
What the point of a car if you can't launch it? I would take a bus instead.
@Oldvehicle19
@Oldvehicle19 24 күн бұрын
​@@KolyanKolyanitch because it's a normal car it's not supposed fast
@HarleySLA
@HarleySLA 24 күн бұрын
Greekpapi people don't understand that cvts are really suited for, and typically mated to, low power engines. They're for economy, not speed. But everybody has to have a race car... nobody likes to just cruise. (Sarcasm, I'm a cruiser) Thats a lot of the issue, people want to launch and give it hell and cvts just cant take that repeatedly. Its unfortunate that not everyone gets something suited to their needs and then they end up having problems. Is what it is I guess.
@the_kombinator
@the_kombinator 26 күн бұрын
CVT (at least in Korea) was fitted to a Hyundai Stellar test car. These transmissions are older than you think.
@wolfman9999999
@wolfman9999999 21 күн бұрын
Nissan was successful at one thing with using the Jatco unit. It's made everyone forget about GM's implementation (hey, lets take the one we made and put it behind an engine that makes just ever so slightly more power than it was designed for - what could possibly go wrong?). Those suffered from all kinds of issues including belt failure because metal fatigue is a thing when you find a way to just exceed it's limits over time. BMW used one in the MINI initially. I don't remember if that was a Jatco unit or not. Chrysler employed a Jatco CVT in the Jeep Patriot initially. Ford had one in the Freestyle. I don't know if any of those are still around as the car itself was never popular. It was interesting that the video mentioned the Toroidial CVT. I don't think those ever made it out of the concept stage.
@ricktotty2283
@ricktotty2283 Күн бұрын
I have CVT’s and E CVT’s all Hondas. They are different but in my opinion the E CVT is the best. Both are smooth and quiet.
@michaelprice3785
@michaelprice3785 13 күн бұрын
Good vid, but e-CVTs got short shrift. Is a planetary system with motor and engine as two inputs and the tires as the output. By running various motor speeds, you get different "gears". Also most CVTs have computer programming that simulates normal transmission shifting. This takes away most of the efficiency of CVTs. In these cases, the CVT operates just as an inexpensive auto trans with gears.
@morenutshell1565
@morenutshell1565 19 күн бұрын
My family owns a lot of cars. One of them is a toyota prius with an ecvt. 168k miles on the car and 14 years no problem, owned the car since it was brand new and it still runs great. Perfect commuter car. Yes it's boring, I have a fun car too, my 2007 bmw 335i with a manual transmission, but the cvt in that prius is amazing in its own way.
@daviddunmore7076
@daviddunmore7076 7 күн бұрын
I've only deiven a Volvo 340 1.4l with the DAF derived CVT. There was a definite lag when accelerating while the inlut pully slowly adjusted to the change in input power/speed. it was really odd as i'm used to a standard automatic transmission.
@rajTrondhjem10
@rajTrondhjem10 Ай бұрын
Is the Subaru SPT in the latest gen WRX any good? Thanks
@Hobotraveler82
@Hobotraveler82 15 күн бұрын
I like CVTs. Nothing wrong with them. Like any transmission, maintenance upkeep is key. 😊
@spencercpu1983
@spencercpu1983 27 күн бұрын
Even though I prefer regular transmission, not all are bad especially newer toyota e cvt they actually are very reliable and very rarely have any problems,possibly more reliable than regular toyota A/T but that is only in hybrid models as video states.
@don.timeless4993
@don.timeless4993 22 күн бұрын
Salute to the ZF AT HP transmissions, it needs to be in every single car 👑🫡. eCVT is really good idea. i wounder why it's not adopted in the new cars even pure ICE cars? because the way eCVT works it doesnt mean to be only in hybrids!
@phillm156
@phillm156 27 күн бұрын
Toyota CVTs has a dedicated launch gear before the CVT takes over. This greatly reduces wear for the CVT. A reliable assessment is needed for these.
@TotalRookie_LV
@TotalRookie_LV 26 күн бұрын
I got 1st generation AUDI CVT, which means it has issues, which were solved in later generations. So far it's fine, I intend to change transmission fluid regularly, as it's not that expensive, which previous owners obviously did not do, judging by the colour of the old fluid, it basically was black, while the fresh one is translucent and pink'ish.
@jsd354
@jsd354 21 күн бұрын
Sometimes it’s not good to change transmission fluid if you have gone through 2 skipped change cycles recommended by the manufacturer. As the fluid gets older the grime builds up and the new fluid has a cleaning property that removes the grime that has built up. The building grime basically becomes a filler in the transmission and the unit needs this buildup to work properly. That said a guide is to change transmission fluid every 60,000 miles and treat it with respect.
@moistjohn
@moistjohn 20 күн бұрын
Be careful with high milage cvt fluid changes. If it's over 150k you risk Torque Control Clutch failue from wear on the clutch. Basically the clutch has been worn down from old fluid that it requires dirty fluid to work properly. You aren't going to damage anything by doing it but you might make already done damage become a problem. This is an issue not just with CVTs.
@brometheusthefirstbro4302
@brometheusthefirstbro4302 29 күн бұрын
The only critique i have of cvt’s is that they should all be by law required to pass registration have a launch gear that can be engaged even if ur belt snaps so ur car isnt left helpless, if God forbid it does snap. I personally think rubber belts while not the first choice. Any rubber belt with metal wires with high tensile strength run around the bottom of the trapezoid end, should be more then strong enough to handle the forces applied to it and provide the grip to the pulley system. Right kind of rubber, right wire and a simple launch gear system. And ur set. A reliable easy to replace all current automatics CVT for the ages. Or just keep the metal belt that currently holds my nissan altima together. 78k miles and i was able to look it myself. Hasnt slipped once and i drove it like a jack ass for the last 5000 miles i had it
@gregkocher5352
@gregkocher5352 28 күн бұрын
I'll be looking for a suv similar the the nissan pathfinder or highlander. I need towing capability and the nissan has a higher rating. I'm glad they went with a traditional automatic transmission. By the time I'm ready to buy, these 2 models will have enough of a history to let me know how they hold up. Too bad Nissan cvts were so troublesome.
@moushunter
@moushunter 28 күн бұрын
I never thought there would be a transmission worse than the Chrysler mini van transmissions throughout the 80s, 90s, and so on until the CVT came along. At least the Chrysler transmission were fixable.
@pliedtka
@pliedtka 26 күн бұрын
You mean the Chrysler trannies which granade themselves after Chrysler got picked up by FIAT. Worst POS. When Daimler was Chrysler they were more reliable and easier to work on, plus parts prices were normal.
@guylr7390
@guylr7390 19 күн бұрын
Fords were worse😁
@h2opower
@h2opower 13 күн бұрын
As a Automotive Technician since 1986 I can say with confidence that all need to go back to the drawing board as they truly have longevity problems when compared to the old ways of doing things. Most CVT's simply will not make it too 100k miles no matter how well they are taken care of, some don't even make it too 60k miles. The problem as I see it is they oil used and the cooling system for the transmission oil needs to be redone as the oil breaks down as these type of transmissions get a lot hotter than a standard automatic type transmission and once the oil breaks down it no longer does it's job for the transmission and failure is all but guarantied.
@loufaiella3354
@loufaiella3354 24 күн бұрын
The DAF Daffodil had one!! There was a hole in the bumper where you had to routinely insert a crank handle to tighten the rubber belt. YES! it was not well suited for US roads.
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