CVT Rocks

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Originally Posted By: demarpaint
Maybe they have it down pat in farm equipment, but in cars at the present time it's big no thanks for me. My father won't be buying another car with one either. Opinions vary, that's mine.


And I assure you that the CVT's mentioned earlier for huge farm equipment bear no resemblance whatsoever to anything in the automotive realm!
 
Originally Posted By: SteveSRT8
Originally Posted By: demarpaint
Maybe they have it down pat in farm equipment, but in cars at the present time it's big no thanks for me. My father won't be buying another car with one either. Opinions vary, that's mine.


And I assure you that the CVT's mentioned earlier for huge farm equipment bear no resemblance whatsoever to anything in the automotive realm!


Not even close. I forgot to mention my neighbor/friend across the street and his 2014 Forester. Two transmissions in under 30K miles.
 
Compared to modern >6 speed auto a CVT appears so much simpler in execution. I have only tried Subaru's 2016 CVT in outback and it was decent. Considerably better then the dreadful 4 speed auto they used prior in Subaru since the late 1980's.
 
We have a CR-V with the CVT. its a good little car and I'm happy my wife likes it. My ex had an escape hybrid. It too was just fine for what it needed to do.

If I add in my 2 +'s, an informal count of comments in this thread shows:

13 likes
6 dislikes
a couple of neutrals, and the rest is sidebar.

That's more positives than negatives. I didn't pay a whole lot of attention to exactly who said what, so there could be duplicates on either side, just a rough count.

If you figure in the non-hobbyists really don't care, aren't on this board, and are probably well-content with their automatic accords, civics, etc., CVTs are probably becoming well-accepted by now.
 
Many early automatics were similar in feel to the modern CVT like the Dynaflow single speed in my 1950 Buick Super. I loved the CVT in my 07 Camry Hybrid. I don't know what's not to like about a super smooth, infinitely variable speed transmission that lets the engine operate at peak power! Fail to see the benefit of "feeling" the transmission shift, like they even attempt to mimic in some CVT's for some stupid reason.
 
I had a '16 Maxima rental car a couple weeks ago. From 0-30 mph the CVT felt sort of magical - it just sort of wisks you off. But in traffic I got sick of it fast. RPMs felt totally disconnected from the driving experience, thanks to the piped in engine note. (Torque steer, but that's off topic.)

It just sounded and reacted too much like a golf cart.
 
Originally Posted By: antonmnster
I had a '16 Maxima rental car a couple weeks ago. From 0-30 mph the CVT felt sort of magical - it just sort of wisks you off. But in traffic I got sick of it fast. RPMs felt totally disconnected from the driving experience, thanks to the piped in engine note. (Torque steer, but that's off topic.)

It just sounded and reacted too much like a golf cart.



To me, stop and go is where they are magic. If they do ramp up to too high a ratio for your liking between stops, most can be held/kept in a lower range if you want more RPMs. The alternative is a conventional automatic trying to shift all over the place.

In regards to all of the above posts, I like to hear everyone's take on CVTs. If you are a car person, they definitely feel and sound different the first time you drive one. I guarantee the same conversations happened when the first 1 and 2 speed automatics came about.
 
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Originally Posted By: philipp10
Most of your post was pure [censored]. You honestly think all these manufacturers are betting the farm on a bad technology? I don't.


Manufacturers have been using bad technologies all the time: Honda V6 VCM, Honda V6 auto transmission from 2000-2003, BMW carbon build up, Lexus IS250 V6 carbon build up, GM V6 nylon intake manifold head gasket, Ford Taurus transmission, Nissan intake butterfly that suck in a loose screw.

As for CVT, as recent as 2006 Honda Civic GX has transmission issue on the CVT that will grenade before the CNG tank expires. People are buying the earlier automatic models to avoid the CVT.
 
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One thing we have to be very mindful of is what motor is paired with a CVT matters a WHOLE LOT as well. My 3.5 VQ seems to be a very good fit with the xtronic CVT. It has very good responsiveness and hauls rear end quite well when desired. My car has 181k miles on it. Original CVT fluid is still in it.
From all of my reading the CVT in the 2.5 do not fare quite as well. It would be my hypothesis that the larger motor keeps the CVT in a better operating range which creates less problems. Now, I don't believe that a CVT transmission could handle say 350 horsepower plus. I believe as it stands currently around 300 is about the max what the CVTs can handle well. The latest CVTs made by JATCO are annoying to me because it is ALWAYS searching for a higher gear ratio. That's trifling. When I get to say 65 mph my car stays constant at 2k rpm. Even with minor hills it stays right on this spot. But the newer CVTs are moving a couple hundred rpm trying to find better fuel economy. Again, it is my hypothesis that this constant search for better fuel economy by the newer JATCO CVTs is causing trouble. The transmission never gets time to just cruise. That cannot be a good thing.
 
bbhero, wasn't there a TSB regarding a software update that helped with that hunting? Seems like I read about that in one of the Nissan forums.
 
I would bet that you are correct in that PimTac and honestly I probably missed it being mentioned on those sites.
 
I have a 12 quest. Love it. But cvt went the other day with no warning. Thank goodness for the service contract I bought and we had 4500 miles left on the warranty. Failure at 115500 miles. Repair would have cost over 5 grand. I changed the fluid at 65k and 100k. Will start every 30k moving forward and hope it doesn't happen again.
 
Castrol black cvt. Meets ns2 and 3 specs. I will use nissan fluid moving forward. Not that the fluid caused the issue but not taking chances. Would have cost me the warranty but I had the receipts to prove what I used. The nissan fluid is green and Castrol is pink.
 
I like Castrol. They make great oils for sure. But I would bet a good amount of money that your problems were related to the fact you used a fluid that was not up to the real NS-2 specs. They can put anything on their containers saying what it supposedly meets. But that doesn't make it so. Far from that in fact at times.
 
Those cvt's are very finicky about which fluid to put in them. Definitely use the Nissan fluid and the 30k change interval is good preventative maintenance.
 
If you look at my "fleet" you can see I have no real world experience with CVT's. My son is looking to upgrade his '89 Prelude and is looking at a Honda or Toyota. I have relatives at a local Honda dealership and the advice I got from them was to run from CVT's. Don't touch them. My son is taking them at their word.
 
Originally Posted By: stroked93
I have a 12 quest. Love it. But cvt went the other day with no warning. Thank goodness for the service contract I bought and we had 4500 miles left on the warranty. Failure at 115500 miles. Repair would have cost over 5 grand. I changed the fluid at 65k and 100k. Will start every 30k moving forward and hope it doesn't happen again.


Sorry to hear that one! I know the 2015-16 Quest has a different CVT than the 2011-14, but that doesn't necessarily mean better. I'd like to do a drain/fill on my 2016 Quest's CVT soon. It's got ~32K miles on it.
 
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