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Axys flooding

Our group of riding buddies has had some problems with our sleds flooding. It only seems to happen when the engines are cold, but we live in tahoe and garage our sleds so they dont get below freezing. 2 2017s and 1 2016 had it happen yesterday. One guy took his to a shop and they said there was a ton of fuel in the pipe. I had to pull my plugs and pull the cord a bunch then reinstall plugs. Took me 10 plus times of that procedure to finally start, not touching throttle at all. The other guy held his throttle wide open and pulled it till it finally started. This has only happened after sitting all night, once started they run fine all day. Any ideas what the problem is? the 2017s have around 200 miles and are still in oil rich mode, the 2016 is well broken in and has a turbo. Thanks for any help. braaap
 
Ive seen this happen one time, and if the sled doesnt start by the 3rd pull and you just keep pulling and checking the kill switch, ignition switch, teather cord it will just keep flooding worse. My suggestion would be that if your having this issue and your sled doesnt start by the 3rd pull on a cold start, I would hold the throttle wide open so its doesnt flood so bad you have to start tearing stuff apart.

I'm not sure which conditions come together to make this problem show up, Ive never personally had it happen to me and only seen it happen to a friend one time. Eric
 
Ok thanks, just thought it was weird that 4 of us have had the same problem. Im a little upset about spending so much money on a sled that floods with efi and has terrible shocks and china made electronics. Being stuck 50 miles into the backcountry because polaris wanted to save a couple cents on wires is unacceptable. But I do smile the whole time its running
 
Weird 3 in one garage? I had this happen to me years ago with a brand new XLT. Stopped for supper on the trail for an hour came back out sled was flooded. Turns out somebody was trying to steal it and unplugged the hand warmers instead of ignition and pulled their arse off to no avail other than to flood it. You don't have a prankster in your midst do ya?
 
plugs foul easy if you have more than 1/2 a litre of oil in the tank.
 
My 16' was doing the same thing. I did the TPS check and found that the factory idle setting was way off. After adjusting the TPS and adjusting the idle set screw everything was fixed. Sled fires right up and no more flooding
 
Our group of riding buddies has had some problems with our sleds flooding. It only seems to happen when the engines are cold, but we live in tahoe and garage our sleds so they dont get below freezing. 2 2017s and 1 2016 had it happen yesterday. One guy took his to a shop and they said there was a ton of fuel in the pipe. I had to pull my plugs and pull the cord a bunch then reinstall plugs. Took me 10 plus times of that procedure to finally start, not touching throttle at all. The other guy held his throttle wide open and pulled it till it finally started. This has only happened after sitting all night, once started they run fine all day. Any ideas what the problem is? the 2017s have around 200 miles and are still in oil rich mode, the 2016 is well broken in and has a turbo. Thanks for any help. braaap

Tell us more details about how/where these sleds are stored, and then how they are started?

My thought is related to a sled being stored in a warm area, then shortly after being started in cold air. There may be an issue with the fuel mixture due to the fact the the intake air temp sensor has not adjusted to the actual air temp by the time you try to start the sled. Eric
 
Had this happen today. 2016 and 2017 axys, the later has the turbo, 2016 has a clutch kit. My turbo fired right up and the 2016 wouldn't start. Both are kept in my garage and I maintenance both. Never had that issue before with either sled. It was -3° but we also drove through some crazy temps starting at -18° to 12° above and back down to -3°.
 
Weird 3 in one garage? I had this happen to me years ago with a brand new XLT. Stopped for supper on the trail for an hour came back out sled was flooded. Turns out somebody was trying to steal it and unplugged the hand warmers instead of ignition and pulled their arse off to no avail other than to flood it. You don't have a prankster in your midst do ya?

different garages, no pranks
 
Our group of riding buddies has had some problems with our sleds flooding. It only seems to happen when the engines are cold, but we live in tahoe and garage our sleds so they dont get below freezing. 2 2017s and 1 2016 had it happen yesterday. One guy took his to a shop and they said there was a ton of fuel in the pipe. I had to pull my plugs and pull the cord a bunch then reinstall plugs. Took me 10 plus times of that procedure to finally start, not touching throttle at all. The other guy held his throttle wide open and pulled it till it finally started. This has only happened after sitting all night, once started they run fine all day. Any ideas what the problem is? the 2017s have around 200 miles and are still in oil rich mode, the 2016 is well broken in and has a turbo. Thanks for any help. braaap

We are in Truckee

The new sleds--oil rich break in mode, plus if the dealer put oil in the tank, the plugs could be close to fouled making it hard to start. I've watched Val fail to start her Axys in 2-3 pulls and if that happens I usually have to hold the throttle slightly open and it fires right up.

The turbo may or may not have fuel added or reflashed ECU for more oil that could be contributing to the hard starting. Once an Axys doesn't light off in 2-3 pulls, they can be a bear to start.

As stated previously, TPS base voltages may need to be fine tuned. Dealers (Reno Cycles and dealer in SLT) RARELY check base voltages-- most look at "TPS Voltage" window on digital wrench and call it good. This is not good enough.
 
Tell us more details about how/where these sleds are stored, and then how they are started?

My thought is related to a sled being stored in a warm area, then shortly after being started in cold air. There may be an issue with the fuel mixture due to the fact the the intake air temp sensor has not adjusted to the actual air temp by the time you try to start the sled. Eric

Well i can only be sure about mine, I rode the day before in 20-30 degree weather. parked it in the same temp and tried starting the next day at about 40 degrees. not much of a temp swing. my plugs were the originals and were black when i pulled them. swapped new ones and they would look wet with fuel every time i pulled them. My other friend loaded his onto his sled deck after riding, drove an hour home in same temps and couldnt start it when he got home.
 
We are in Truckee

The new sleds--oil rich break in mode, plus if the dealer put oil in the tank, the plugs could be close to fouled making it hard to start. I've watched Val fail to start her Axys in 2-3 pulls and if that happens I usually have to hold the throttle slightly open and it fires right up.

The turbo may or may not have fuel added or reflashed ECU for more oil that could be contributing to the hard starting. Once an Axys doesn't light off in 2-3 pulls, they can be a bear to start.

As stated previously, TPS base voltages may need to be fine tuned. Dealers (Reno Cycles and dealer in SLT) RARELY check base voltages-- most look at "TPS Voltage" window on digital wrench and call it good. This is not good enough.


yep, reno cycles. they seemed to not know anything about snowmobiles when i got mine. they were amazed that i took the hood off and inspected everything before i bought. was hoping its not a tps issue but lookin that way
 
yep, reno cycles. they seemed to not know anything about snowmobiles when i got mine. they were amazed that i took the hood off and inspected everything before i bought. was hoping its not a tps issue but lookin that way

Unfortunately, they are not sled oriented in the service department at all.

Plugs are known to foul during breakin mode.

If you keep having issues, feel free to call. Nothing worse than getting the "we can schedule you in for an appointment in three weeks" from the dealer you bought from.

Murph
831- 464 345eight
 
My 16 did this. My service manager said this is caused by the sled being stuck in "enrichment" mode. Which I understood as something that happens when it is a new sled.

What I don't understand is how this happens with a sled that is broke in. What is enrichment mode, and what conditions put it in enrichment mode to begin with.

First time this happened to me was after a full day riding in Alpine and then into the trailer for the ride to Togwatee. Went to unload and wouldn't start no matter what we tried.

Got tired of checking stuff and pulling the rope and left it alone. Went to start it the next morning and it fired right up.

This year same type of deal. Full day riding into the trailer and it was below zero and she wouldn't start.

Pulled it into the garage and let it sit for 2 days and still no start. Finally decided to hold down the throttle and keeping pulling till it started and after about 20 pulls it started and it was clearly flooded out big time.

I read another thread in here that someone mentioned to unplug the 3 switches by the fuel cap and that will allow it to start.


Sent from my iPhone using Tapatalk
 
sierra mountain sports used to be a much better dealer, then they lost paul the mechanic and the service dept has struggled big time since to have good people


I honestly don't trust them I hate to say, at least not at the moment until they can prove them selfs again, the owner john is a great guy


I am in south lake, Christmas valley, shoot me a text for riding buddies or other issues, I am getting to know quite a bit about these sleds


530-208-868one
 
My 16 did this with about 200 miles on it. Took it to dealer twice to adjust idle/TPS, have not had a problem since.
 
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