I do believe I took it apart and cleaned it though. then bringing it back in it would not reach 10 mph.on way back to shore. For a better experience, please enable JavaScript in your browser before proceeding. I have done all the basic maintenance and winterization myself, hasn't been into service since I bought it (bad idea, I know, was trying to save $). We are using the regular key. The bellow was fine. Changed plugs. If your carbs won't hold pressure then they will suck air from wherever they leak. It's brand new had 0H0M when put into the water. Wonder whether you have changed the fuel lines yet, to save future problems. Yes, running out of the water tells you nothing other than it runs. IT IS FREE! Plug wires are new. Then tried to WOT and there it was. Full throttle would kill it. Timing is off 4. Could be worth looking into. I wouldn't use Seafoam in it but that's not your problem. We hung around the marina for a little then headed out into the river. Can you feather the throttle and get it to clear and go? Check it and the impellor for damage and make sure the clearance is within specifications. Thanks for the input, I will check tonight when I get home. okay I sill start with the list of replacements. With most boats, it isn't necessary to have ear protection while you're out on the water. It was the plugs. Replaced all the fuel lines, rebuilt the carbs, new oil tank, new fuel filter. Actually once you have the airbox off you can just feel for the nozzle, then work the throttle a couple of times and see if it wets your finger. : "http://www. I remember last year you helped me with a lot of questions I had. Any thoughts???? Cobra jet steering puts you in control at any speed, from docking to wide open throttle even during rapid deceleration, in forward and reverse. Had to get a new top end. did you re check the gap of the wear ring after the issue started? Scan this QR code to download the app now. I have a 1999 xl1200 and I bought it a little over a month ago and it ran alright when i bought it, got it up a little past 50 mph but when i would first start to ride it, it would bog down when accelerating at low speeds, the problem go worse and now it bogs down so much it wont go over 10 mph, I am pretty sure it is the carburetor, I did a compression check and it was 117 in all 3 cylinders . I'd hope they'd give better service. We hung around the marina for a little then headed out into the river. You should see a stream of fuel come out of both nozzles when you squeeze the throttle. This page was generated at 05:38 AM. A combination of low pop off pressure and air leaks on the pump side of both carbs. By bored808 in forum Sea Doo Open Discussion Replies: 1 Last . Electrical Issues. JavaScript is disabled. You can also get the engine warm, cut the ski off and work the throttle 20-30 times, then try starting it back up, if it starts without having to hold the throttle wide open the accell pumps are not working. Bought it last year 2000 GTX 951. For future reference, the ethanol in the gas is the culprit of the gaskets going so fast and adding Marine Stabil will correct this problem and keep them from drying out so fast. I switched it over from on to reserve, didn't help. how do the springs and guillotine look? Have you checked the throttle cable? Also, replace inline oil filter. You are right for the computer controlled break-in, it unlocks at a maximum of 10 hours (mine unlocked at about 7 hours). Its brand new had 0H0M when put into the water. Well, on the GTI 90 2018, yes, the computer controls the break in period. Tach is off All the motor info is in my signature Membership allows you to ask questions (no matter how mundane), meet up with other jet boaters, see full images (not just thumbnails), browse the member map and qualifies you for members only discounts offered by vendors who run specials for our members only! You might want to check if there is side to side movement of the shaft. If it clears and goes, this could be your problem. I found a local guy to do the top end for $1100. This is where all my problems were at. but it would run up to 7000 rpm but after couple minutes it would not. There could be many reasons why your Sea-Doo won't start. Unless you drive me nuts by being an internet expert! im not an expert and hopefully someone else will chime in, but is the pump still sealed correctly meaning maybe it came loose? 07-22-2013, 12:23 PM #4 MattL Especially, in regards to the service history? Before I really bite the bullet and take it in for a $$ service, was hoping someone could HELP!!!! It revs up normally but just doesn't seem to have much power. "statcounter.com/counter/counter.js'>"); JavaScript is disabled. Posted 14 July 2009 - 10:06 AM. Starting at $16,499. This thread is almost two years old, I think you would have better results starting your own. So it sounds like the carbs and accelerator pump have to come off. Warm up is around 5000 rpm but in forward only hits around 3000 wide open. 1997 GTX Sea-Doo normally hits top speed at about 60 mph haven't had it out for a couple years and now it hits 40 mph and dies down almost as if there's a governor on it. The wear ring was in pieces, completely shattered! I run my seadoo 2 stroke questions by. Hello, Thank you for allowing me to assist you, my name is ***** ***** I will be happy to assist you with your concern today. One name , 5 us patents 6561858, 6702630, 8425269, 10259552 and 10843778. Jet ski acceleration problems are usually caused by one of the following issues: Low RPM Mode is Active/Learning Key Used. See promotions. I checked the pop off pressure and it was good. For a better experience, please enable JavaScript in your browser before proceeding. Sea doo spark. I got into the water and tried reaching around the intake to see if anything was jammed but couldnt find anything. what else could be wrong with it i should look for? The gas is still from when I winterized it and is only 1/4 tank down. Great deal on 2022 models! When the engine will rev full rpms and the ONLY problem is lack of speed/bite/hole shot, this indicates cavitation, the most common cause of this is impeller and wear ring damage - check for gouges, cracks, bent, etc to wear ring and impeller, check pump housing not . There is oil splatter around one of the cylinders. Looks like it has been cared for. SeaDoo Year 1997 Boat Model Other Boat Length PWC Apr 12, 2017 #1 My jetski ran fine for a few hours yesterday, then suddenly lost power. Spark Plug Issues. Seemed to run fine when put away although it was only run on a trailer. it runs good initially, but it seems like the longer you go, it starts to bog down, then it wont go over 5 or 10 mph. I tried taking it out it would not go over 20 mph at high rpms . I just pulled the pump out of my 97 GSX. What lines could possible be mixed up that it ran fine on the trailer but not in the water? So do your research all aftermarket steering systems are not alike. If anything below the waterline breaks, it's the bilge alarm that will alert you and buy you time to address before it's too late to enjoy the rest of your day with minimal expense to repair. You are using an out of date browser. We also make numerous special model specific steering systems for various versions of Yamaha jet boats that offer a lot more than just improved steering at the dock . You are using an out of date browser. Jet skis have an average top speed of 50 mph, but can go 65 mph. He put it in the water and it wouldn't go over 5mph without bogging out. I have also gotten under the machine and the impeller and wear ring still look brand new so im not thinking it is anything mechanical.. Any help is appreciated. No i - Answered by a verified Marine Mechanic . From your original post, it sounds like you just bought this ski. Battery works fine, synethic oil level full. Whether youre riding a ski or a boat, we want to hear from you! I will find out Saturday when I get up to the lake. Using a mirror look down the throats of the carbs as you squeeze the throttle. Try pumping the throttle in slow increments to get past big. Bleed the system. How would you do it without running? looks pretty similar to mine. Engine Overheating. Take air box off the carbs. After getting out into the river it just wouldnt go I realized something was wrong. We didn't hit any weeds or anything, we were in the middle of the lake when it started dying. a good cleaning might be all they need, but I'm out of my depth on these. I know it limits itself during the break-in period. Go figure. For what it's worth, I have a 2000 GTI and I had a simular situation happen to me. First suspect would be the wear ring. The engine 7.15.2020 Ted G. Marine Mechanic 4,761 Satisfied Customers How are you doing I have a 2015 season txt x 260 and it's 8.11.2017 Charles Car Specialist 5,752 Satisfied Customers Bought a used 99 3 seat seadoo 800cc. The wear ring is an aftermarket White wear ring not the OEM Seadoo Gray/blue one. Is the engineer revving at high RPMs when only doing 10mph? Couple clarifications: Is this a '98 XP or an XP Limited? Get a 2022 personal watercraft or SWITCH now with these amazing financing and coverage offers. Was told it ran great. You may have toasted a piston. Same suggestions still apply. . 2008 Speedster 150 Supercharged WOT RPM and Speed. It revs up and the RPMs climb but the ski doesnt move above 5MPH. Checked fuel bowl/seperator. Looked like the spark plugs were wet, so I waited 30 minutes, then tried it again. You should experience variable speeds (like speed drops or max speed of 30 mph). Well, on the GTI 90 2018, yes, the computer controls the break in period. Cleaned carbs, good fule, compression is 150 on both, The prop had a rope tangled in it when i bought it, cut that out and checked the wear ring and carbin seal. Then all of a sudden jumped up to 40mph (fastest speed ive been getting recently). Even if you have a new battery or you're sure the battery is charged, a dead battery is the most common problem that occurs at the start of every summer season. I havent been to the lake to look at it but he's putting new plugs in tomorrow when he goes. scJsHost+ You're telling me pumping the throttle while not running will spray gas into the carb through the a pump nozzle??? So he could only barely putt it across the entire lake to our mooring. Fule lines are the old gray ones but all look clean and are in great shape. Select the Sea-Doo you would like to build. Is that a hole on your weld spot in the Tuned pipe? They don't even mess with doing a top end anymore. Gauge. Seems to rev up and start moving fine but right at 5 mph it refuses to go any faster. You must log in or register to reply here. However the impeller looks good so I just ordered a new wear ring and also a pump oil change kit. After 13 hours of use now we are only getting 45 mph out of it. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. I'm thinking something might be stuck in the fuel filter? 95 GTX was going full speed, and has been fine all summer. JJinSC Well-Known Member May 17, 2020 #2 I have a 98 seadoo gti. You are using an out of date browser. Find out what kind the PO was using and either keep using (if it is the right kind) or drain the system and replace with correct kind. We are delighted you have found your way to the best Jet Boaters Forum on the internet! So i guess im wondering do i need to be putting a high altitude impeller on? Will let you know what my problem was. Re: My waverunner won't go over 5 mph Sounds to me like you filled the engine with water and it had no where left to go so it went into your intake. Clogged Jet Pump/Cavitation. Check it and the impellor for damage and make sure the clearance is within specifications. Hi everyone! Did the dealer even take a look at it? What they found was one of the cylinders had lost compression. It may not display this or other websites correctly. This is our first jet ski. We picked it up from the dealer Saturday and took it out for the first time Sunday. The springs and guillotine look fine to me but I am far from knowing what to look for. if one is silver you sucked in water and lost compression in that cylinder, my guess is you lost a cylinder but it's just a guess based on the limited info, spark plugs are the report card for a 2 stroke. The first thing is a compression test 150 is ideal, then fuel flow, oil flow, clean water/fuel filter, rework the carbs of neglected this long, open the fuel selector switch to check the o-rings decayed and jamming in the fuel holes, any fuel leak is a air leak which cuases lean burn out, this can happen from mixing oils also it forms a paste like dried jelly on the outside of the jar and jamms the oil nozzles, mark the tank to be sure it is drinking. Can i use carb cleaner? Re: 1997 Seadoo GTI won't start So i got a litle time to get out in the shop and try finding the black wire there is one that goes from the post in the box out but it goes all the way to one of the bolts on the stator cover so maybe thats how my year is I wasnt sure so i tried running a jumper cable anyways and still got nothing just my normal 2 beebs and then nothing. It will only go 5mph because you can not give it any throttle without bogging out. Dead Battery. Do not let it sit untill that is done. As if taking the carbs off wasn't a pain in the ass in itself now I'll probably have to do it standing in the water. Did some jumps rode around for about an hour then it wouldnt idle. var sc_security="4bca0001"; Did you receive any transfer of knowledge. Thanks in advance for your help. They take the motor out and send it to a company in Florida and get a rebuilt motor. The engine has been exceptionally reliable since I bought it until last year when the engine wouldn't start after running for 15 minutes or so. about our model specific steering systems and the different upgrades available for them. All Material Copyright 2009 Watercraft Superstore. I did notice a gap between the wear ring and prop but that was there after the first day I used it last weekend. The rebuild kit actually came with incorrect springs so I had to put the old ones back in to get the right pop off pressure. Did the same after getting it back on the trailer and didnt notice anything either. For a better experience, please enable JavaScript in your browser before proceeding. check out the. He posted the picture while I was replying. Resolved, I ordered a new OEM wear ring, greyish purple from, 2018 Seadoo GTX 155 (75Hrs) Only Goes 40 Mph. Take the care now and you'll get a lot more from the craft. var sc_project=10373861; Spent the day on the lake breaking in the new SeaDoo when after the first hour all of a sudden the 2018 GTI 90 Base wont go o we 5 mph. Took the covers off the rave valve and one of them has a lot of oil under it and one does not. It wont go over 10 miles per hour in water. In fact, it was it's debut that year. WOT should be between 4400 - 4800 RPM's Here are a few things I could think of that might be wrong: 1. JavaScript is disabled. Just cleaned carbs. It turned out to be the wear ring, it was pretty much completely gone. Switched users on the fly, and it stopped accelerating above 10-15 MPH at full throttle. I like doing it while running but if you check it without running, run it for about a minute before to make sure the fuel system is primed and full. Would not go past 20 mph. yes i used only genuine mikuni carbs. Anything below 120psi and it is rebuild time. Current machines being parted out -=click below for pictures=- PM for availability & pricing, If this is your first visit, be sure to If that tests ok, Primary area of concern if you do not want to toast the engine, is the fuel delivery system and using the right oil. This is why we tell everyone that a proper winterizing process is vital. And check the motor mounts. There is oil splatter around one of the cylinders. Ok thanks for the info. the lake we are camping at for the weekend is very high and has a lot of wood debris floating on it so now back at the campsite I crawled under it and can see a piece of wood about 1-1/2 long wedged between the impeller and housing but I cant get to come loose so until I get home and get the right size socket I cant pull the cover off and get it out. First time in the water this year and wont go over 5mph. Check your carbs and flame resistant filters and dry them. Upgrade to a new Sea-Doo personal watercraft for the new riding season! 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