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Winder cuts out

Same happened to mine. Problem is the snowdust from not being lead rider and the super cold temps froze up the temp sensors and put sled in a limp mode of sorts. Solution is to let sled idle for 5-10 min the heat under hood will solve the issue on its own.

To be clear mine acted like it hit speed limiter at 60 mph. It would knock drop back to 58 pick up and keep doing that. Hope this helps
 

Same happened to mine. Problem is the snowdust from not being lead rider and the super cold temps froze up the temp sensors and put sled in a limp mode of sorts. Solution is to let sled idle for 5-10 min the heat under hood will solve the issue on its own.

To be clear mine acted like it hit speed limiter at 60 mph. It would knock drop back to 58 pick up and keep doing that. Hope this helps


Funny thing is I’m always the lead rider so snow dust wasn’t an issue and the temps that day were 43* by the time we got back to the truck so not sure what would freeze up in those temps.
 
Dunno but that was what I was told and solved my issue.


Yeah who knows brother. I read the issue was the red fitting for the return line and after drilling both sleds and refueling the new sled that acted up, it went away so I also thought it was solved until both sleds acted up and according to her, it was way worse this time around than the last time so maybe the fuel quality was trash and since both sleds received the same fuel from the same source at the same time and both did the same thing at the same time on the trail, I’m going with fuel quality at least for this time around. When hers did it opening day, as mentioned in the first post from me, my tank was purged and refilled after the work was done and hers didn’t get all the same work done so I left the fuel it came with from the dealer so that fuel may have been slightly funky but who knows for sure. I thought it was because the fitting wasn’t drilled as it was brand new and I knew the dealer wouldn’t drill it and send it out and I didn’t know if mine was or not as it was used and the whole drilling the fitting out thing or replace it with the updated part didn’t surface until just after the season started so I went home and checked both and neither sled was drilled so I questioned why her sled acted up riding it milder for break in and mine didn’t as I rode it a little harder having 2k miles already and mine ran perfectly. Then this happened to both at the same time and then it dawned on me that her fuel source was 2-3 months old already and from an unknown source and mine was fresh that week from a regular fill spot.

I’m not trying to argue with anyone else’s experience, theory or findings as I don’t think anyone truly knows for sure what’s happening, just simply telling people what I experienced and what I feel may have been the contributing factor and it’s and easy test to try. I know I read some other guy had a similar experience and put sea foam in the tank during the ride and it went away on the same tank of fuel so maybe condensation is a factor. I didn’t have anything nearby with sea foam to test that theory and the place we were parked may have had some but by that time we are back and can load up and leave so it’s easier and a safer bet for me to purge and start over than to risk another shitty ride for a sea foam test.
 
Do you know how miles you had when it finally quit doing it? I've been dealing with the same problem, it would be great if it would just quit. I haven't been able to figure out a cure.
Getting same issues. Had sled in twice now...first time everything checked out with turbo bolts so they replaced the sensor...good for next ride then did the same thing cutting out the next day...just at 100k/hr. Aggravating... In shop now...waiting to see what they say. First time I got code D26 this time no error code...
 
We are dealing with this right now on my brother in law's 2018 sidewinder. We road a couple of weeks ago when it was -22 outside. Hes on break-in breaking right now so he's not pushing the engine. But the one time he strokes it that night he got an error, sd26. Air intake error. After getting to our destination he stopped and restarted the sled and the eror cleared. Forward two weeks to today. We had the sled in a heated garage, and we are not sure this is causing the issue yet or not. But what happened is we started out with a sled preheated to 60 on a -11 day. After about 10 minutes he kicked it up and the sled paused and backfired. It wouldn't let him go over half throttle. We continued on and filled up. We didn't know if the issue was due to low fuel. But the problem didn't go away, in fact it seemed to get worse. So we headed back to the house and on the way back the sd26 error popped up again . We ended bring it to the dealer this afternoon and they found that the line off the top of the dry sump was frozen shut with ice in the line. In talking to the tech he said that line and the line that's just forward of it (goes over the heat shield of the turbo) he has seen frozen in a similar way. They reported it to Yamaha but their response was they knew about it but it was due to extreme weather conditions.

This isn't all that extreme, it's winter and it's a snowmobile. So he ended up paying the dealer to work on it because yanaha doesn't consider it an issue.

So we got it back up and took it out tonight. It's now 5 above and it started out ok but now as we drive further it's starting to have the same problem. We pulled the panels and felt the lines but the ones we checked were all soft; we didnt find ice. So now I'm sitting here in a bar typing this and waiting to head back to the cabin.

One more thing, he said another guy that brought their sled in with this issue ended up blowing a seal and the engine compartment was coated with oil. So be careful to not push the engine if you start experiencing this. And by all means report to Yamaha; there is a design issue of some sort going on here...
 
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We are dealing with this right now on my brother in law's 2018 sidewinder. We road a couple of weeks ago when it was -22 outside. Hes on break-in breaking right now so he's not pushing the engine. But the one time he strokes it that night he got an error, sd26. Air intake error. After getting to our destination he stopped and restarted the sled and the eror cleared. Forward two weeks to today. We had the sled in a heated garage, and we are not sure this is causing the issue yet or not. But what happened is we started out with a sled preheated to 60 on a -11 day. After about 10 minutes he kicked it up and the sled paused and backfired. It wouldn't let him go over half throttle. We continued on and filled up. We didn't know if the issue was due to low fuel. But the problem didn't go away, in fact it seemed to get worse. So we headed back to the house and on the way back the sd26 error popped up again . We ended bring it to the dealer this afternoon and they found that the line off the top of the dry sump was frozen shut with ice in the line. In talking to the tech he said that line and the line that's just forward of it (goes over the heat shield of the turbo) he has seen frozen in a similar way. They reported it to Yamaha but their response was they knew about it but it was due to extreme weather conditions.

This isn't all that extreme, it's winter and it's a snowmobile. So he ended up paying the dealer to work on it because yanaha doesn't consider it an issue.

So we got it back up and took it out tonight. It's now 5 above and it started out ok but now as we drive further it's starting to have the same problem. We pulled the panels and felt the lines but the ones we checked were all soft; we didnt find ice. So now I'm sitting here in a bar typing this and waiting to head back to the cabin.

One more thing, he said another guy that brought their sled in with this issue ended up blowing a seal and the engine compartment was coated with oil. So be careful to not push the engine if you start experiencing this. And by all means report to Yamaha; there is a design issue of some sort going on here...
Tx very much for feedback. Sounds like quite a number of us are having the same issue. I stopped at 2 different dealers on way home and both pretended this was the first they heard of this type of problem.
I'm waiting to get mine back next week. They also had to replace thumb warmer..really...on this machine... dissapointed. Tx again

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My recommendation is check the lines I mentioned before you let the sled warm up. That will melt the ice and you won't know for sure what the problem is. If you bring it in, mention what we are having before the sled is brought in to the warm shop because they won't find the problem if the ice melts....
 
We've now talked to some other people and they said a lot of people are having issues with the roll over valve in the vent that is freezing up. We believe that is the valve onon t of the verticle line off the dry sump (where the line was frozen)
 
Hmm had this issue too somebody knows the answer and not telling lets keep pushing!
 
Hmm had this issue too somebody knows the answer and not telling lets keep pushing!
Hey guys. Just bought my sidewinder and now that I have a couple miles on it I’m starting to squeeze the trigger a little bit more. But I’ve notice that it’ll just fall on its face,like flat out carrying the skis to nose dive, then as fast as it drops it picks back up and will lift the skis again. Any help or input would be great.
My 2018 did the same thing, cleared the 2nd time out but started to run hot and ended up melting the thermostat housing. Dealer said thermostat failed.
 
I just came back from a 1500+ mile journey and my Sidewinder ran flawless for the first 1300 miles then just 2 hours from home started cutting out for about 1/2 hour I could not take it past 75mph. I stopped to gas up and i had a code 26, after gassing up the Sidewinder ran fine the rest of the way home.
 
Hmm had this issue too somebody knows the answer and not telling lets keep pushing!

Read the topic “removing Rollover valve” it’s a near free fix and you don’t have to worry about tank leaking, line or valve freezing...
 
I had the problem a few weeks ago in the extreme cold. If I was a betting man I would say something is going on with the boost sensor.
 


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