CVT Transmission Issues. (Fail safe, Whining, Temps, & FIX!)

Nissan Rogue forum - Includes Nissan Qashqai and Nissan Dualis as well.
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phmichel
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Car: 2013 Nissan Rogue S AWD
2017 Nissan Quest SV
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avsphins76 wrote:Hey all,

I've been doing a lot of reading on this particular forum as something similar has popped up regarding our 2012 Rogue. We have never had an ounce of trouble with the car until this past fall after we had moved from the greater Chicagoland area to Pierre, SD (I am from rural AK originally). Needless to say, we have a few more hills out here. In October we were cruising down I-90 heading uphill towards Sioux Falls for a getaway and shopping with our cruise control on when it suddenly gave out and the "limp mode" problems (with what I presume an overheating problem with the fluid) have been happening at random since then. I too have called Nissan (and brought to the local dealer) both of which said I would have to pay for a technician to drive our car until it "recreated the problem." The customer service helpline acted as though this was a completely new problem.

I've had my fill with morons on the other end of the phone and here in town so I am driving the car back out to SF to have the thing looked at.

Does anyone have any tips, thoughts, things to say to the dealer that might be helpful to get them to deal with the problem?

Thanks!
How many miles on vehicle? Has the CVT fluid ever been changed or flushed? Does it return to normal after cool down?


Jeffrose
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Joined: Sat Mar 25, 2017 4:45 am
Car: 2014 Rogue

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I have a 2014 Rogue SV, and have had a string of transmission issues.

No extended warranty, just the factory 60k. At 62k the transmission died, I appealed to Nissan and they covered half of the repair.

At 64k, the second transmission failed. The replacement had a 12k/12 month warranty, so a new one was installed.

At 64,500 the third transmission failed. New one installed.

64,750 the fourth transmission failed. Having it towed back to the dealership next week.

The dealership has been in contact with Nissan engineering and nobody has any clue what the issue is. We've only been able to drive the vehicle five days in the past three months.

Any possibilities?

rogue9
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Car: 2008 Nissan Rogue S
Location: New Orleans, LA
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In the OP,
Ddflosrt wrote:
We use consult 3 and monitor a temp count. After the temp count is where it should be the fluid is set.
Does anyone know this value? I did not see the actual number in the messages(sorry if I missed it) and I have access to Consult III for my 08 Rogue that can view this. I need to know what right is so I can tell if mine is out of spec. I am having the whining noise accelerating above 35 mph in the 1800-3000 rpm range. My CVT fluid deterioration value is around 97000 and the CVT-A & B values are zero. In the past, I have gotten it up to 183 on the "ATFTEMPCOUNT" value while driving steady at about 60-65 MPH. I also use BlueDriver to see the actual speed and RPM numbers instead of using analog gauges.

Speedracer0683
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Joined: Mon Apr 10, 2017 6:32 am
Car: 07 nissan altima 2.5

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Hey i have an 07 nissan altima 2.5 with cbt transmission, how do i know if or when its in safe mode, it whins when driving, i can put in gear and no whinning as long as the car is not rolling, it seems pull perfectly fine when drive, i can stomp the gas and spins the tires, it gets up to spend fine and everything, however when driving it starts anywhere from 5mph and up it starts whinning, the whole time im driving, sounds like a weedeater, its pretty annoying and id like to fix it, any help would be greatly appreaciated

Thanks in advance

Speedracer0683
Posts: 2
Joined: Mon Apr 10, 2017 6:32 am
Car: 07 nissan altima 2.5

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Ok so i have a 07 altima with cvt transmission, transmission whines all the time while driving, if at a stop t wont whine only does it when csr rolling at 5mph or faster, if i put it in neutral while rolling it seems to mostly go away, but if i rev it alittle while in neutral and car is rolling the ine increases with rpm, if i put it in park or neutral while at a stop and rev it, there is no whinning, anyone know anything about this, also the transmission eems still pull very well, i can lay the pedal down and it spins the tires, it drives fine also, just whines he whole time the car is being driven

Gb24
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Joined: Sun Apr 16, 2017 6:15 pm
Car: 2012 Nissan Rogue AWD Special Edition

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Hi I'm the owner of a 2012 Nissan Rogue Awd and I joined this forum because I've been looking for a solution for quite a long time and never found the right solution for me. Hope you guys can help.

The high pitched noise is bad during the cold winter and during the hot summer. Not too bad during the fall and spring. During the winter as soon as I would start the car it would just make a rough harsh sound which would go on for about a straight minute. It's very loud. While driving it too makes the sound. I really don't believe that the belt is the problem I checked it and it looks smooth and clean no bents. So while driving it at low speeds (below 40) it often starts making the noise and you can definitely hear it in the cabin. 90 percent of the time it does not effect the actually driving of the car, just a terrible noise. The way that I often get rid of the noise and pause it is by accelerating and pushing on the gas and its over for the time being. And yes it normally starts making the noise once i'm driving off drop a stop, but sometimes when just driving. Another thing is that when I'm going down a big and steep hill off the brakes and off the gas, the rpms start naturally going up to around 3000 and then I just constantly hear the sound whiling I'm going down. The sound ends when the hill starts evening out and rpms start going back down. Car has 70,000 miles. I bought the car with 65000 miles on it. It's been doing it since day one. I changed the transmission fluid, oil, and differential fluid. Not much noticeable difference at all. I know it might be a transmission problem and if it is screw it the noise is fine. But it might also be a moderate/small fix maybe?

Any Tips and help would be greatly appreciated. Thanks!

UsafRescue
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Car: 2012 Nissan Versa 1.6 SL

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I've lurked the site for a long time, as this place is CHOCKED FULL of information that has saved me time, money, and loads of cursing!

I have a few tips I've discovered from my CVT trial-and-errors, as well as requests from anyone that can give better insight at my current dilemma.

The vehicle:
2012 Nissan Versa SL equipped with the Jatco re0f11a CVT (89k miles)

The backstory (quick version):

-Naturally I am outside of warranty due to mileage (2012+ if I'm not mistaken, the warranty was not extended). We experienced the same things everyone else here has. ("Searching for proper ratio while climbing hills/overhearing/fail-safe embarrassing moments in traffic)
-We have never had a CEL show up. Dealership could not duplicate, but assured us that levels are within normal standards (at around 75k miles)
-One fateful day after a trip in the mountains (Georgia mid February this year) it got so bad that it would endlessly go in failsafe and constantly redline. Luckily we were a couple miles from home.
-Got it towed to Dealership for the TCM reprogramming recall or whatever it was called.
-"Your transmission is shot."
-Told him he's very observant considering the fact that he had his team push it into the stall. That I've done hours of researching forums. Seems par for the course. Just do the TCM thing.

And so the versa sat for a couple months. Up until last week when I decided ahhh what the heck. No voided warranty to tie me down, it's time to tinker.

I changed the fluid, which was darker than the coffee I drink every morning.
I also removed the fluid pan and valve body (which was much easier than I thought. Only a very small amount of shavings on the magnets in the oil pan, but none in my coffee drain pan. Filled with the proper fluid to the proper level (with 2012 versas you have to pump from the pan, so I rigged one up. There is an overfill tube in the plug used for levels).

Car shifts beautifully. Like new.
Until I drive for longer than 30 mins (all hills here). The old symptoms come back, but much less drastic. No codes stored. Engine temp is normal, but it SEEMS trans is overheating. I just installed this app after digging in unrelated forums, which is incredible bc it deals with all things Nissan CVT: https://play.google.com/store/apps/deta ... z50.cvtz50

So I'm going to try it out when I drive the versa to work in a few hours.

At work I'm going to check my beehive oil cooler lines to see what the flow is like. Has anyone attempted this? I'm not sure what would be the proper flow, or what the best method going about checking is.

All this said to shed light on the fact that just bc they say it's shot, doesn't mean it is. If the whole transmission needs to be scrapped, then why does it run fine now until the fluid temp gets above the threshold activating limp mode? Pay Nissan $4000 MORE on a vehicle that isn't even worth $3500? Hahahahahahahahaha.
FYI if you search new parts for the TRANSMISSION by its model,they actually aren't too pricey. They aren't as scarce as they once were.

Again, my situation might be different, since there's no hope for my warranty.

I GLADLY welcome advice regarding overheating. The versa is a small vehicle, so although an auxiliary cooler might help, it seems the beehive SHOULD be enough, unless it's super clogged. Btw I have the 2 in 2 out coolant/trans fluid port oil cooler.

And feel free to relocate my comment if you feel it doesn't belong here. I just feel my issue is a CVT general issue, especially since overheating is an issue across all makes with CVTs.

Thanks for your time/advice!

UsafRescue
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Joined: Mon Apr 24, 2017 10:59 pm
Car: 2012 Nissan Versa 1.6 SL

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Update....
So I'm glad I used that app. Immediately once the CVT hit 180 degrees the fluctuations and eventual limp mode started. Happened on the last few hills on the way to work. (30min drive, mostly highway 70mph) It FINALLY gave me a code p0965. Pressure Control Solenoid B. I'm betting it may have to do with the "TCM reprogram" TSB.

Perhaps the initial issue months ago was due to the fluid quality, and consequently clogged valves? The Reprogramming was to increase fluid pressure, if I'm not mistaken.

So either tonight or tomorrow I'm pulling the valve body to investigate the solenoid further before I order one online. Don't worry, I'm leaving the car at work. This site seems like an interesting source, but haven't looked too far into it. Gonna hold of until I get a firm grip on what's faulty.

I'm excited, in a twisted way. We are lucky that we have 2 vehicles that serve as daily drivers and this one is just sitting. I'm excited bc I'm the type of guy that likes learning by digging into something I'm not familiar with entirely. Granted I have (not so)common sense and won't make a move without proper research and a gameplan. If this fixes the fluctuation and overheating, I will be more than ecstatic!
I'd love to post pics as I journey thru this, but I don't know how to post pics on a forum...can someone enlighten me?

UsafRescue
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Joined: Mon Apr 24, 2017 10:59 pm
Car: 2012 Nissan Versa 1.6 SL

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Ordered a whole set of solenoids (refurbished) which will come in a couple weeks. If this works, I'll be in $96 (for the solendoids) plus the CVT fluid. Definitely a far cry from the $4000 quoted by Nissan.

Crossing my fingers, but not holding my breath!

(Guess It's just me here....)

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darylzero
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Car: Nissan Rogue 2009 SL AWD Premium Pkg.

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UsafRescue wrote:Ordered a whole set of solenoids (refurbished) which will come in a couple weeks. If this works, I'll be in $96 (for the solendoids) plus the CVT fluid. Definitely a far cry from the $4000 quoted by Nissan.

Crossing my fingers, but not holding my breath!

(Guess It's just me here....)
Good luck man and keep us updated!

Also, thanks for the recommendation of the app. That looks like a good one. I haven't used my Torque app in a while.

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WDRacing
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Take tons of pics. This is pioneering work that could be used by many. If you do a brief write-up and have pictures I'll get them put into an article for our database and put it up on the homepage.

Do you still need help/info for hosting images online and then putting them in your posts here on Nico?

WD

LuckySeven
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Joined: Sun Apr 23, 2017 9:19 am
Car: 2008 Nissan Rogue SL AWD fully loaded

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I'll also add my problems with my CVT.

It is an 08 sl awd fully loaded. Purchased it used for my wife with 150kms on it. Noticed after a while when you are doing a constant speed (over 70km/h) and gently push the throttle without changing gears it whines like crazy. But get this if you put it down even farther and the "gear" changes it goes away.

Took it to Nissan Brantford today and within 20 minutes of opening they test drove it and ordered a new transmission. Said something about a lot of play noise and doesn't shift right(which I didn't notice)

So next week transmission will arrive and replacement will take a day.

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WDRacing
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UsafRescue
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Joined: Mon Apr 24, 2017 10:59 pm
Car: 2012 Nissan Versa 1.6 SL

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Awesome thanks!

I'll have to turn the notifications on for this site, haha.

I've taken pics of where I'm at this far. Just waiting on the solenoids to ship from China. Zzzzzz.

You'll have to forgive my workmanship regarding how I labeled parts, scribbled markups on pics, etc. They were originally intended for my personal reference when it came time to reassemble. Like I said, I've never dismantled a transmission, but with the trusty service manual, and information gathered from other transmissions, coupled with loads of common sense, anything can be diagnosed.

My brilliant wife suggested I hit up the local pullapart to check out their versa's. They have several that were totaled out due to wrecks. Maybe I'll hit the lotto and acquire some decent solenoids to at the LEAST compare to mine.

If you would like, I can post what I've done thus far with the pics I have. Wouldn't be solution oriented, but disassembly and such.

I think it would be helpful either way. Predominantly due to the fact that it's coming from a guy who isn't well versed with transmissions. So essentially anyone can do it. (Insert disclaimer here)
Hell, a few local transmission shops are waiting on the outcome too haha.

Back to the CVT "explorative surgery"
Cheers!

LuckySeven
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Joined: Sun Apr 23, 2017 9:19 am
Car: 2008 Nissan Rogue SL AWD fully loaded

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Hmm Nissan is almost done my CVT replacement and now are saying my transmission cooler is leaking..... I looked at it before I brought it in and I didn't see a leak. They said its minor and will cost 900$ to replace :/. I said I'll think about it and get back to them. I'm pretty sure I can find a part cheaper elsewhere and install it myself hopefully.

Is it that involved to replace it ?

UsafRescue
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Joined: Mon Apr 24, 2017 10:59 pm
Car: 2012 Nissan Versa 1.6 SL

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LuckySeven wrote:Hmm Nissan is almost done my CVT replacement and now are saying my transmission cooler is leaking..... I looked at it before I brought it in and I didn't see a leak. They said its minor and will cost 900$ to replace :/. I said I'll think about it and get back to them. I'm pretty sure I can find a part cheaper elsewhere and install it myself hopefully.

Is it that involved to replace it ?
$900 doesn't sound minor to me!
I would think they would have noticed an issue like that beforehand.

Did they say where exactly it's leaking on the cooler?
From a brief search it looks like it'll run you around $150-200 for the cooler on ebay, assuming you have the jf011e CVT. I'd take a look at the service manual to see what's involved in r&r to see if you're up for the task.

LuckySeven
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Car: 2008 Nissan Rogue SL AWD fully loaded

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UsafRescue wrote:

$900 doesn't sound minor to me!
I would think they would have noticed an issue like that beforehand.

Did they say where exactly it's leaking on the cooler?
From a brief search it looks like it'll run you around $150-200 for the cooler on ebay, assuming you have the jf011e CVT. I'd take a look at the service manual to see what's involved in r&r to see if you're up for the task.

Nissan said it was from the fitting. Said it was minor. But they had to replace the lines with the cooler as it comes as one piece. And that I'll take a risk if I only replace the lines.

UsafRescue
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Car: 2012 Nissan Versa 1.6 SL

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LuckySeven wrote:


Nissan said it was from the fitting. Said it was minor. But they had to replace the lines with the cooler as it comes as one piece. And that I'll take a risk if I only replace the lines.
Me personally I would investigate it myself before giving them the green light on replacing the cooler/warmer. Hoses are tremendously cheaper. The only downside is any digging you to, fluid is lost. :facepalm: I'm not sure why your CVT was replaced, but I'm assuming it was for similar reasons everyone else's were. Excessive heat/pressure COULD have worn the fittings. Makes sense to me. But I'm all for trying cheapest first.

I'll probably be removing my cooler to simply have a look-see before I reinstall the valve body.

HJK
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Car: Nissan Qashqai = Rogue

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I have 2013 Qashquai (Rogue)out of UK. My whine is in the 60 to 40 kmph range. Much louder decelerating than accelerating. It runs very quietly at 80 kmph and higher. Any ideas on why the whine y60 to 40?

UsafRescue
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Car: 2012 Nissan Versa 1.6 SL

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CVT solenoid set came in today! Looks like I'll be installing them this weekend. Cross your fingers!

steelfed
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So am on a trip yesterday through the mountains in my 2012 Rogue. As im driving I notice it feels as if there is no accelleration power and the engine? is making a whiny noise.
I take an exit, stop at the stop sign and when i pressed the accelerator the vehicle did not move for a few seconds then it SLOWLY crossed the road into a gas station parking lot.
I put the trans into neutral, pressed the accelerator and the engine revved up with a strange very pronounced whine.
I decided to return the 75 miles home. As im going down the interstate at 60mph as I press the accelerator to maintain speed up hills the rpms jump 500 rpms but there is no increase in speed and the whining noise is very pronounced.
I stop at another gas station and put the trans in neutral and floor the gas and the engine only idles, no increase in rpm at all. I put it in drive and try to move the vehicle and it refuses to move. Ended having to get a 60 mile tow. Any body have any ideas, please?

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Rogue One
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steelfed wrote:So am on a trip yesterday through the mountains in my 2012 Rogue. As im driving I notice it feels as if there is no accelleration power and the engine? is making a whiny noise.
I take an exit, stop at the stop sign and when i pressed the accelerator the vehicle did not move for a few seconds then it SLOWLY crossed the road into a gas station parking lot.
I put the trans into neutral, pressed the accelerator and the engine revved up with a strange very pronounced whine.
I decided to return the 75 miles home. As im going down the interstate at 60mph as I press the accelerator to maintain speed up hills the rpms jump 500 rpms but there is no increase in speed and the whining noise is very pronounced.
I stop at another gas station and put the trans in neutral and floor the gas and the engine only idles, no increase in rpm at all. I put it in drive and try to move the vehicle and it refuses to move. Ended having to get a 60 mile tow. Any body have any ideas, please?
We have an incredible SEARCH feature on this forum. Merged with existing thread. Please read the previous posts which deals with CVT overheating and the fail-safe mode.

--------> READ BEFORE CREATING NEW THREAD! <--------

luizffgarcia
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Joined: Mon May 29, 2017 8:26 am

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Hi guys, maybe you can help me out, my Rogue have a very specific noise, it only happens around 2900 rpm.

I took it to the dealership and they say this is just the cvt working and there is nothing wrong???? Have any of you ever notice this in your cars?

I am not able to post URLs, probably because i am a new forum member, but if you could please type "Rogue whining sound certain RPM youtube" in google, its the very first video listed.

Thanks for the help

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PoMansVan
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UsafRescue- I appreciate you taking the time to post your experiences on this! One question- How did the condition of the CVT fluid look the second time you dropped the pan/drained it? Reason I ask is, the fluid was pretty much black on my 2016 Nissan Quest's CVT at ~32K miles. I did two 4qt drain/fills on it and it's somewhat back to a pretty blue color again. LOL. All these CVT failures you read of have me intrigued. I've never seen one grenade into a pile of metal bits, nor have I seen a belt or pulley failure. Leads me to believe it's electronics (solenoid, etc.) most every time. Problem is, shops don't seem to be equipped to handle them at all. Only yank the whole thing out and hopefully replace it with a good one.

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Rogue One
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luizffgarcia wrote:Hi guys, maybe you can help me out, my Rogue have a very specific noise, it only happens around 2900 rpm.

I took it to the dealership and they say this is just the cvt working and there is nothing wrong???? Have any of you ever notice this in your cars?

I am not able to post URLs, probably because i am a new forum member, but if you could please type "Rogue whining sound certain RPM youtube" in google, its the very first video listed.

Thanks for the help
Couple of things. First, you've already posted your issue here (which is the correct thread). Creating a new thread for the same thing is a no-no.
--------> READ BEFORE CREATING NEW THREAD! <--------
This topic is now nine pages long. Have you taken time to carefully read through ALL of it?

luizffgarcia
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Hi, sorry i did not know if this was the correct place as i am not sure if it is cvt related.

Yes i have read and searched this entire thread, i still have no answer for my problem, seems like the noises related here are different than mine.

Plus, in my case the dealership says the noise is not a problem which i have trouble believing.
Last edited by Rogue One on Wed May 31, 2017 11:09 am, edited 1 time in total.
Reason: Fix video link

NOVA718
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Anyone has any issues with the transmission "choking" ? When I'm in stop & go traffic, every time I release the gas pedal, it makes a choking noise and the car shutters a bit, like it catches the gear or something and then lets it go, as in the car's momentum slows and then starts rolling freely again. This is all after I release the gas pedal. I tried disabling the engine-braking option but it didn't seem it help either. Not sure if this is normal for Nissan's CVT.

mdb007
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Glad I found this thread, even though old it is ongoing issue related. I have an 07 maxima on 2nd CVT which was new from nissan 3 years ago. 1st one was ruined by local repair chain who used regular transmission fluid when i went in for a change at 96k miles. They did own up to it and payed for full replacement. So i thought great i have a new cvt which will run me another 100k, wrong. i currently have 155k miles and late last summer on a really hot day it started making a whining sound and would do so on longer trips or hot days. in fall and winter it settled down. I had checked fluid and it was clear and did not smell burned. Took into nissan dealer last September and they claimed couldn't hear whine so wasted $88 diagnosis!

Well now with warmer weather whine is returning. I checked fluid and it is half notch higher than full mark. From what i have read that is too high and should be more in between the marks? In another forum a nissan tech said when it is too high it is aerating and going into fail-safe mode? It is also not as clear starting to take on a slightly darker color which it did not have 2 weeks ago when i did an oil change and checked levels. Also last fall I hit a deer and had to have new radiator installed and am assuming the body shop put too much fluid in to compensate for the transmission cooler loss? seems cvts are sensitive to temperatures for cooling.

I was going to change tonight and wondering if Valvoline CVT is ok? it says rated NS2 for Nissan's.

Thanks
Bill

Death_Metaller
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I've been reading this thread for years waiting/wondering when and if I'll have an experience to share. Alas, the time has come.

I purchased my 09 Altima 3 years ago. Paid 10k for this 2.5L 2Dr coupe(more after purchasing 48k/4 year extended warranty, among other options). Here I am 3 years later and still owe 7k on a car not even valued that much. I first encountered this thread when I began to notice the transmission whine (no pun!!), about a year after I owned the car. This was the first I'd heard about any issues that I could potentially be facing. I dug in deeper and deeper all the whilst in denial about everything I could soon be facing. Reality set in when I found out about the extended factory warranty(purchased mine with 95,xxx). I eventually convinced myself that if anything did happen, luckily the dealership would intervene or at least my extended warranty. Boy was I wrong. Several failed dealership visits ensued as I tried to convince them of this problem that I was aware of, but hey, didn't matter cuz these goons had no intention of recognizing or recreating the problem. I was and have been very fortunate to not experience anything more than a whine until today and am currently sitting at 171xxx so I had no codes, drivability issues, fail safe experiences, etc. to reference other than the apparent whine that has become very noticeable in 4th and 5th gear, extremely audible when over 2500rpms. After the car has been driven an hour of course. However, every visit always ended up with "our diagnostics test shows nothing is wrong so nothing is wrong, no need to go test drive and look for the problem". I Never was able to take advantage of that factory extended warranty, or my suplemental warranty and got tired of bouncing from dealership to dealership hoping to find that one that truly cared about its customers, not to mention the whopping $125 diag fee over and over. Well, today it happened. Not sure if it was accidental or intentional so I'm hoping for advise.
Today happened because of a recall I received notice of in the mail regarding steering wheel locking mechanism. That's another story, but yes I ended up stranded in Wal Mart parking lot out of nowhere last Sunday so I decided it was time to visit the dealer again. While dropping my vehicle off, I mentioned that I'd like them to look into some concerns I have: 1) having to add coolant, about and 1/8 gallon bi weekly and smelling it's burning odor when under slightly heavy acceleration(I live in Atlanta, the speed limit is the name of the interstate youre on, and if you dont dont follow the herd you will die), and 2)cvt concerns. Backing up some---the coolant issue I didn't even notice until checking fluids last year at some point. I gave up all concerns of my transmission failing when I topped off my reservoir and the cvt whine disappeared! So since then, if I forgot to check, I always knew it was time to add coolant when the whine was louder than normal! Anyway, back to the story here that I'm dragging out..drop the car off and a few hours later I get the dreaded phone call-recall is done but no issues found with the coolant system or the cvt. Wth do you mean know issues??? IM HAVING TO TOP MY COOLANT OFF ON A REGULAR BASIS!!! THAT MEANS IS LEAKING SOMEWHERE!!! OK. So car goes back to shop, later get another phone. Pressure tested the cooling system and my radiator needs to be replaced. Nothing on the transmission though. Whatever. I'm desperate to to get answers so I go to pick my car up and argue with them their lack of findings on my transmission and I'm finally offered the opportunity to take the tech for a ride. By the way, my cvt concerns at this point are: extreme rpm drop when shifting into 4th and 5th gear regardless of speed, i.e. 2500-2700rpms in 3rd gear, shifts to 4th and rpms drop to tops 1500, resulting in extremely sluggish acceleration. 5th acts that same way when shifting from 4th as well. This happens in both auto mode and manual mode. In both modes I find myself having to gas it and drive 3rd into the 3k rpm range so when it shifts to 4th I'll be in the 2500rpm range which the cvt works fine at and the car just kinda takes off! The other issues happens when coasting downhill at lower speeds (35-40mph), Th car will down shift like 2 gears! I can be cruising at 1200rpms, start going downhill, tap my breaks and the cvt will changed gears putting me around 3500 rpms in extreme cases. None of these issues used to happen. I explained this to the service tech and he doesn't really say much. Just takes the keys and my car and leaves!! Im standing there like..umm..wasn't I supposed to ride?? No clue where he went but I have my suspicions as to what resulted next. I ask the advisor what's going on where did he go with my car and she doesn't know. Tries to call him but doesn't answer. He comes back 20 mins later with a spec data sheet in his hands an says my car is functioning to these spec. This is normal and every thing I am experiencing is normal. At this point, I sucked it up and left as I didn't have time to keep debating because I needed to go back to work. I drive about one mile to work and finish my day. Well heres where things get shirt for me--I leave work, make it about 2 miles and am attempting to accelerate to get on the ramp and my friggin car, I'm assuming the cvt, starts jerking the car violently!!! So I throw it in manual mode as instinct and the problem seems to disappear. I'm now on the interstate, the dealership is closed and I havE literally no other way home. So I take it is easy but also play with it to see what going on. In auto mode-if I try to accelerate under 2 500 rpms in any gear that's when the violent jerking starts happening. I can skip through this by going wide open throttle but then the transmission won't shift! In manual mode, similar results when accelerating under 2500rpms, but easier to control. Doesn't seem to happen if I climb rpms quick enough. I get off the highway and pullover to see what happens when I put in park, reverse, neutral, drive, etc with breaks applied when necessary. At random times, in all positions I feel the same violent jerk start to happen only a lot more subtle, almost like a miss. However, this is coming from the cvt. I can feel it below me and it almost sounds like its trying to change gears when I'm not even moving! At this point I'm PISSED..I start looking at documents I received from nissan hoping for a clue and think I found what has happened. That spec sheet the tech handed me and said "it's all in spec based off of this" was for the wrong engine/cvt combination!! What are the odds that this tech flashed my tcm with the wrong program when he disappeared with my car the last time?? There's no way my car originally spec'd out to what that paper said. Everything from speeds at gear changes when half/full throttle, to speeds at lockout. These specs were for a 4 speed transmission and s completely different engine. mine is a 6 speed. am I missing something here?? Could my car even operate or would the tcm even accept a different program?? Help please!!! I don't know what else could have happened in this process as I highly doubt this is coincidence.

mdb007
Posts: 2
Joined: Wed May 31, 2017 9:48 am
Car: 07 Maxima SE

Post

It seems like you need to have dash cam to prove what the car is doing and maybe have mounted on steering column pointing at tach. yeah they all say we can't find an issue as they did with mine. All I know is I am done with Nissan. When my maxima is done I am going back to an accord had one before which was almost trouble free.


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