Yamaha jet boat water in engine compartment. My concern is the two holes on each side.

Yamaha jet boat water in engine compartment. Learning how to flush your PWC engine starts with consulting your owner's manual, locating the flush port, and rinsing your engine bay post-use. Then, put the boat idle in the water and look for the leak. The next thing I would do is, while the boat is on the trailer, put about 10 gallons of water in the engine compartment using a hose. Mechanic said SBT would replace but told him to check fuel injector, computer and for any water getting into the engine compartment. But seriously, keep your engine and engine bay clean so if you get a oil/water leak you can notice it. A testing of the water cooling system to make sure a hose didn't come loose or another problem happened came out good, no drips or sprays. To vacuum the water out of the hull I use a drill motor and one of those small rotary pumps that connect to the chuck. Jun 5, 2021 · Welcome to Jetboaters. No water shot out but the plugs on the starboard motor were a little wet. Additionally, it doesn't leak the water out when the engine compartment is full and out of water. Each ballast bag can hold up to 180lbs of water, which = 360lbs of added ballast for your boat. When I took it out for a test run I noticed water in the main storage compartment. I’ve hosed out the ski locker and gas tank compartment and all around the engine compartment keep the hose off the engines. I turned the bilge on, and the water wasn't draining. Any suggestions where to look. May 11, 2018 · Engine blew. He found a damaged flywheel. I leave my plugs out so if a compartment gets water, and we know that usually means the engine compartment, the water will equalize to the other compartments giving you more time to address the problem and making the boat easier to handle. My concern is the two holes on each side. I was sure the plugs were in, I have no idea how the water got there. Family Fun boats. so when i got the boat, the engine compartment was 3ft deep in water. Started it back up but when I ran it pass idle it would die out. No water anywhere in engine compartment or under bilge pump. Last time out had a decent amount of water in the engine compartment. LS2000 boat pdf manual download. The port engine alarm specifying engine overheating. Thanks in advance for your responses. If it is it is water contaminated. Nov 25, 2018 · Empty all the water and then take the boat out to see if it comes up from the hole to the engine compartment from the bilge underneath or if it’s coming around the intermediate housing (s). The water volume and pressure just overcome the seals in the clean out tray with this immense disproportionate tidal wave that is a half seated clean out plug. Aug 3, 2016 · My question is how much water in the engine compartment is too much? In an emergency situation will that much water cause any damage to the engine being that it is in the compartment. --- Side note, check the pic below. After the sub move the water in the boat was over the rear seat bottoms. I look at the engine compartment for the first time since last weekend and noticed two things: 1) the mechanic broke one of the air cleaner bolts off and drilled it out and 2) there were two screw in type black plastic (?) drain looking plugs at the bottom of the engine compartment not screwed in. They also stop water from coming from the bilge back into the boat, thus buying a little float time. The drain plugs for the engine compartment should be in place while in the water. Before I came in, I closed the 3 plugs in the engine compartment becuase I noticed alot, more then normal water in the main storage compartment on the floor. Need HELP Board index » 2 Stroke - Technical & Boat Model Specific » 2 Stroke - General & Technical Discussion All times are UTC I've been noticing lately a lot more water in my engine compartment than ever before (engine drain plug is in) where I'm having to run the bilge pump most every time we go out. Another jet drive newbee question. The engine compartment, ski locker and I imagine all of the places I can not see underneath, were filled with water. Water did not reach batteries, nor did water enter engine. Other options and things to look at are your rear cleats and rear rub rail areas. Jul 4, 2014 · The cooling system for leakage and the hull double ps: if the water that entered the hull is salt water then you need to thoroughly and completely wash and clean the entire interior and engine. Yamaha 1. Seems like that amount of water is still well below any of the components. Locate the bilge pump switch, usually near the helm or under the console; some models have automatic pumps with float switches. Jul 10, 2025 · PLEASE HELP! Water filling engine compartment and ski locker Page 1 of 3 Go to page 1, 2, 3 Next Page 1 of 3 Go to page 1, 2, 3 Next I've been noticing lately a lot more water in my engine compartment than ever before (engine drain plug is in) where I'm having to run the bilge pump most every time we go out. Show a pic of the ski locker as well. When I pulled the boat out of the water and pulled the plug water came out for about 4 minutes. I thought the water was from the open fush port. No way for water to enter the engine oil there. He checked all and all ok. I've looked everywhere trying to figure where the water could be coming in. There is an exception for boats that do water sports like skiing and tubing and such where there's wet people climbing in and out of the boat. Since I've owned the boat the plugs have always been open. If you cannot find the cause or if the procedure for replacement or repair is not described in this owner’s manual, ask your Yamaha Boat dealer or qualified mechanic for the proper service. I have a 2013 242 S. How do the Yamaha jet boats hold up with regards to maintenance, etc in salt water? I would be looking for a home on a canal with a boat lift. I've been noticing lately a lot more water in my engine compartment than ever before (engine drain plug is in) where I'm having to run the bilge pump most every time we go out. AR240 HO boat pdf manual download. net! We are delighted you have found your way to the best Jet Boaters Forum on the internet! Please consider Signing Up so that you can enjoy all the features and offers on the forum. If there weren't drains in the "insert", it would fill up with water. Jul 8, 2016 · Look in the engine compartment while running on the trailer to be sure that the water intrusion isn't coming from the engine. We limped to the nearest land to beach it. First, here’s a small table showing the likely cause of the leak, depending on the boat’s state, so that sometimes, you can narrow it down quickly rather than checking all those 14 reasons one by one. I just got back from being out on the boat and noticed alot of water in the engine compartment before docking. View and Download Yamaha SX230 owner's/operator's manual online. When I take After the sub move the water in the boat was over the rear seat bottoms. View and Download Yamaha AR240 HO owner's manual online. The ski locker was pretty full, too. Bad news, I just picked my boat up out from winter storage to find that the owner of the boat storage put the plug in. High output. Jul 28, 2008 · Hi! I have a 1999 Yamaha Exciter Jet Boat. May 19, 2025 · I just purchased a 1999 ls2000. Lots of water in ski compartment, engine no fire Board index » 2 Stroke - Technical & Boat Model Specific » Exciter (96-99) All times are UTC Jul 6, 2019 · This far, I have done the following with the help of this forum: -gently rinsed engine compartment with fresh water and salt away. Last summer while sitting on the lake with engines off and enjoying the sun my bilge pump would kick on about every 15 - 20 minutes and spit out about 1/2 gallon of water. Performing a pre-ride maintenance check on your Yamaha boat will help to ensure that your boat is properly maintained and ready to ride. The water thats coming in seems to be engine water because it is warm. The Jet Boat has a "neutral" position, but since the Jet Boat is always producing thrust while the engine is running, some forward or reverse movement may occur. After only a few tens of meters when we drove, quite a lot of water accumulates in Dec 22, 2018 · Guest, we are pleased to announce that Hydrophase Ridesteady is offering an extra $100 off for JETBOATERS. Also for: Sx240 ho, 242 limited. Rain water can collect inside the hull and flood the engine compartment. I am curious if Yamaha has addressed these issues over the years, to correct them. Apr 8, 2023 · Halfway home we started to see smoke coming out of the engine compartment and immediately turned off engines to check status, and realized there was a substantial amount of (HOT) water flushing around in the engine compartment which had also moved into the ski locker. SX230 boat pdf manual download. Both plugs (pic 1) were closed over the weekend while boat was in use. Change oil and filter quickly. A couple of times would be good. Also keep up with spraying engine compartment with preventative maintenance lube to keep salt at bay like CRC 6-56. While in the water if you open the ski locker drain water pushes in really fast. In many of these, the ski locker drains right to the bilge, the very bottom of the boat. theres no water in the bilge area or the engine compartment, It does sound like theres water between the floor and the hull, how does water get there? This is really making me nervous. When you flesh the engine next time pull the cushion and see if any of the clamps or seals leak. Login Register FAQ It is currently Wed Sep 10, 2025 11:30 pm Board index All times are UTC - 6 hours Information Board is Currently Disabled for Maintenance Board index All times are UTC - 6 hours Powered by phpBB ©phpBB Group Jul 1, 2025 · my 2010 212x is taking on water in engine compartment Page 1 of 1 Page 1 of 1 Board index » YJB Discussion Forums » General Discussion (Yamaha Jetboat Related) All times are UTC Feb 12, 2024 · I'll just list those to keep it simple. & it drains for 30 sec. The first step in preventing water from entering your boat engine is to make sure all seals and gaskets are in good condition. This was in the bottom of my brand new boat's engine compartment --- I am a long way from my dealership and they have been not the best to work with so I am doing the winterizaition: - Oil and Jun 28, 2019 · The rear cupholders are what did it for me. However, where did all the water come from?! I Jul 12, 2025 · Do not store the boat with the drain plug inserted (obviously not applicable if you leave the boat in the water). So these drains allow water to drain into the bilge. Apr 30, 2023 · The volume of water that comes out of the clean out when this happens is garbage truck full trying to fill a single trash can. Apr 2, 2025 · I would guess you were running the boat with one of the plugs ajar (I think they call this caviation) and with the clean-out plug blown water came in over the muffler (which is below the cleanout hatch) and ran into the bilge and engine compartment. 1. Gym _________________ Cobra Fins - EZLocks - Ve Ve Guides - Screamin Sacs 2. The red hose is the from the water hose attachment for when you run on garden hose on the trailer. I managed to remove most of the water, and the engine starter is functioning, but the engine won't start. There are no visible cracks in the hull, and it doesn't take on water when it's not running. com Feb 22, 2017 · Any chance that sealing the engine compartment so tight for sound reduction, that it will restrict air flow to a point of causing the engines to starve for air at extended full throttle runs? Your Jet Boat is equipped with a drainage system that channels water that enters the boat from the storage compartments to the bilge under the engine compartment. May 17, 2020 · I have a 2014 Yamaha 242 Limited. came back this weekend to a completely dead battery about 8 inches in the engine comp and ski locker The drain plugs for the engine compartment should be in place while in the water. Aug 1, 2022 · Do I leave my drain plugs in or out? Watch this video and find out how I do it on my Yamaha Jet BoatClean Out Tray Removal & Sealing - Yamaha Jet Boat AR230 Aug 13, 2018 · The way you test most definitively is to put the boat on the trailer, crank up the forward part of the boat, and fill the engine compartment with water (use a hose-it will take a lot) up to the bilge pump. My Yamaha ski jet's engine compartment became flooded while it was being towed. Not sure what the black hose does as it is next to a red hose. We quickly got it on the trailer and out of the View and Download Yamaha LS2000 owner's manual online. I'm a newbie to this forum. I made a big mistake by leaving the drain plug in. I recently purchased it and upon putting it in the water we noticed that each time we would check there would be water in both the engine compartment and under the ski hatch of the boat. Ridesteady is a speed control system (“cruise control”) that uses GPS satellites or engine RPM to keep your boat at the set speed you choose. There's water in the engine, and when I removed the plugs and turned the engine over, a significant amount of water was expelled. I am thinking maybe if i try tightening the bolts there it will help (atleast hoping)? Or is this a gasket or something that has failed Apr 24, 2014 · I had my boat on a trailer and took it to the lake today to put it in the water. Yesterday I had water in the engine compartment up to the carpet line. Anyone know some steps i should take? My best guess is that both engines have been sitting in 2 to 3 ft of water for the past 6 month. There was water up into the ski locker too. I'm guessing your plastic scupper or bilge drain are leaking. Opinions/comments expressed on this site are NOT that of Yamaha or any other Yamaha subsidiary or affiliated company. leaking cooling system Aug 30, 2025 · engine bay filled with water almost up to air filter. Also for: 210fsh deluxe 2020. Customer: My Yamaha Wave Runner 3 takes on water in the engine compartment after I go around once on a small lake for about three minutes. Sport Boat SX230. So far so good ! Jul 5, 2021 · My 2001 LS 2000 engine compartment flooded due rain and faulty bilge pump. Notice that there was more water in the engine compartment than usual and tried to see where it was coming from? Started the engine back up and notice when the engine is running is when the water kept flowing in. Specifically starboard rear compartment can also be the flush hose for flushing the engine. The water in the compartment was up to the plugs. -left compartment open for the day to dry out -removed all spark plugs and cranked engines. I immediately shut it down to investigate the engines. After driving for 10 min and sitting in one spot for 4 hrs. This keep bilge water from entering the engine compartment--for a little while. Turns out that water Jul 9, 2015 · 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 . Click on LOGO to go to the HOMEPAGE. I live in New England. Boating Water in Boat Engine: Troubleshooting Tips for Effective Repairs and Maintenance By Bryan Mullennix Drifting along the vast, open waterways, we are often captivated by the tranquility and peace that boating brings. I get about a cup or so if that of water that leaks into the engine compartment after riding for about an hour, and staying in the water maybe 2 hours. Can I had my boat, 2005 AR230 HO, and engine properly winterized in the Fall. We have members with boats from all the major manufacturers including Yamaha, Seadoo, Scarab and Chaparral. Once dry, sprayed EVERYTHING down with CRC marine. Kit includes (2) Genuine Yamaha Ballast Bags + Tsunami Pump. It was apparent that in my haste to unload my Kawi 1100 STX's, I forgot the drain plugs were left open. Can Mar 20, 2022 · Then I clean whole boat for 2 hours after every weekend lol. After that it seemed to run fine. View and Download Yamaha AR230 High output owner's and operator's manual online. Any ideas on what I should do? Help. You may also have a hose off the left side of your engines. AFETY NFORMATION Maintain a safe distance from other Yamaha Jet Boats are water-jet pro- boats or watercraft, and also watch pelled. Are the jets any more maintenance than other engine Jun 12, 2017 · All that water in your engine compartment is SCARY! and I wouldn't take your boat out for a fun day again without figuring out what's going on, Do you know if that water in your engine compartment was hot or lake temperature? maybe run the engines with the hatch open to see if you notice water coming from a cooling line on the engine or rising The drain plugs for the engine compartment should be in place while in the water. Wondering if this has happend to anyone before. The jet pump is directly con- for boat's ski ropes or fishing lines. Yamahaboats. NET members on any Ridesteady for Yamaha Speed Control system purchased through March 7th, 2025. If this test doesn't show any leaks you may have a cooling line break or a hose clamp let go. Run engine for about a half hour to make sure that the water in engine is evaporated. Seems like it may be coming from the drive shaft. Thought it was rain water until it refilled after clearing standing water. The hull and engines are in excellent shape, but it's taking on water. Aug 14, 2025 · Bilge pump left on or off when slipped on the water? Page 1 of 3 Go to page 1, 2, 3 Next Page 1 of 3 Go to page 1, 2, 3 Next Board index » YJB Discussion Forums » General Discussion (Yamaha Jetboat Related) All times are UTC May 3, 2020 · Hello We have an Avon Jet Rib 320. It is my understanding, and I really haven't looked the boat over enough to verify it, that the engine compartment tray is supposed to keep bilge water away from the engines. If nervous check the oil and see if it is milky color. If trailing spray trailer good with fresh water and or salt away also. I found the 2 drain plugs were open and immediately sealed them. The Pinnacle of Luxury, Technology and Performance. Very nervous with the idea of leaving my boat at the dock with the Jul 3, 2019 · BOAT INFO: 2016 Yamaha AR240 - WATERSPORTS MODS: Hydrophase Ridesteady GPS speed control, Wake Wedge for Yamaha Boats & Custom Transom Ballast Bag from Gantlin Products, 3 bag 3 pump integrated ballast system (500lb bags under each rear seat, 900lb ski locker, accessory swim deck fill hose) - STEERING: Cobra Jet Super Magnum AK Deluxe with AK May 24, 2024 · This is a new one and it pours water into the engine compartment from the stern while under power. Also for: Sx230 high output, Srt1100b-d, Srt1100a-d. 2. This photo is lower rear of the engine compartment. If your bilge pump is spitting water out while on the water, you're probably able to see a bit of water in the bottom of your engine compartment and you probably have a good couple of gallons in the bilge. EZ Locks are the total and permanent solution to the clean out plug becoming dislodgedBUT You are also Jul 18, 2025 · Water in the engine - what to do? Page 1 of 3 Go to page 1, 2, 3 Next Page 1 of 3 Go to page 1, 2, 3 Next Board index » YJB Discussion Forums » General Discussion (Yamaha Jetboat Related) All times are UTC Water in the engine compartment Page 2 of 2 Go to page Previous 1, 2 Page 2 of 2 Go to page Previous 1, 2 Board index » 2 Stroke - Technical & Boat Model Specific » 2 Stroke - General & Technical Discussion All times are UTC Here is something else that may help in diagnosis. Jun 15, 2025 · So i took the boat out the other day and noticed that on the port engine on the exhuast side there was a stream of water comming out right by where the exhaust/exhaust manifold hook to the engine. The access panel for this compartment is between the driver and passenger seats. I ran 3/8" tubing down to the bilge pump, has worked great so far. Jet Boat LS2000. Mar 31, 2022 · Yamaha Jet Boaters • View topic - Water in Engine compartment. The the same shit happened and the boat started to act funny. Oct 1, 2024 · Yamaha jet boats have a normal hull, and an insert that sits inside the hull. So what's to lose Feb 14, 2017 · @Jaime, welcome to the forum and congrats on your new boat. 9L HO Marine Engines Equipped with the largest displacement engines in a jet boat today, these twin 1898cc Yamaha marine engines deliver quick and smooth acceleration and class-leading top speeds. Total failure. This means that jet thrust will produce some boat movement whenever the engine is running. ) when I first purchased the boat so I know it not to be blocked. How many times a year would you clean down the inside of the engine compartment with Yamalube? Do I need to spray Yamalube on the jet intake grate, jet thrust nozzle, articulating keel and all other metal parts other entire boat like the cleats, all the bolts, ladder? He finally got it in and a few minutes later, after picking up some speed, the boat seemed to feel heavier and the engine seemed "sluggish". E-Series ® Throttle Control Experience the advanced drive-by-wire technology of the Yamaha E-Series, featuring push-button start/stop, RPM engine sync, and single-throttle lever pairing for a more convenient and enjoyable time on the water. I then moved to the engine compartment. The engines were sitting in Apr 2, 2025 · I would guess you were running the boat with one of the plugs ajar (I think they call this caviation) and with the clean-out plug blown water came in over the muffler (which is below the cleanout hatch) and ran into the bilge and engine compartment. W/boat on trailer, if you use a hose to fill the hull it won't leak OUT, but run it in the water for 30 min. It was towed back to the dock where I discovered the extent of the water level inside the hull. Thought nothing of it tried going back on plane but boat wouldn't go over 10 mph. In this post, we’ll review this entry-level Yamaha jet boat series and its factory specifications. We don't email you SPAM, and the site is totally non-commercial. I had those 3 interior plugs in (in engine area) and assumed it was rain leaking through the cover since the boat obviously was nowhere near water. What should I do next? T ROUBLE R ECOVERY 5 TROUBLESHOOTING If any trouble happens on your boat, use this section to check for possible cause. Sep 10, 2025 · This is a Message Board for all Yamaha Jet Boat Owners and other interested parties. Supplies - Simple Gr View all of the new 2025 Yamaha 19-foot jet propulsion boats. Good luck! Board index » 2 Stroke - Technical & Boat Model Specific » Exciter (96-99) All times are UTC A little water in the engine compartment Page 3 of 4 [ 58 posts ] Go to Apr 23, 2016 · When you have a plug blowout in the older boats, sometimes you'll get water to force through the hinged area and into the engine compartment right above the ECU. There are many spots that the water can be coming in from and most have been discussed on this forum, but I'm a little lazy and Sep 12, 2019 · Keep in mind the mid-ship hull is way lower than the bilge, so you need a pretty extreme angle with the bow up to drain everything, a plug between the fuel compartment and the engine bay will keep the water from draining back completely. Can Jul 23, 2023 · I'm unsure of what the setup is for your boat, but you're referring to the ski locker and showing the engine compartment. My Waverunner flooded and choked the engine out. Jun 17, 2015 · Upon removal of the seat I saw the engine compartment was half full of water, a few inches below the carb, but covering the electrical box. Gym _________________ Cobra Fins - EZLocks - Ve Ve Guides - Screamin Sacs Jul 9, 2017 · I have a 2007 Yamaha SX210 with the 110 hp version of the MR1 and believe I just tracked down the source of a small amount of water that has been appearing in my engine compartment. Where is this water coming from? I dont understand. May 22, 2024 · I recently took my boat out (2012 Yamaha AR240) and water was coming in from this black hose. The Troubleshooting Chart contains: “TROUBLE,” “POSSIBLE CAUSE,” “REMEDY They 10's but I keep them clean. If you use a trailer leave the boat on the trailer in the water so it is easy to pull back out. May 20, 2023 · Put it in last weekend - ran great during my first 3 hour boat lesson but at the end I did notice some water in the ski locker and removed it. On twin engine boats, it will also Designed for your convenience, the oversized in-floor storage compartment holds wakeboards and extra gear, keeping your boat clutter-free and your items easily accessible. The engine compartment is usually pretty dry even when sitting in the slip but noticed today that there's some water build up in there. Or just put it in the water and watch for where the water is entering, most likely places to watch are the drive shaft seals behind the engines and the scupper valve area. Ran the bilge but its comes right back. Ballast bag can hold up to 180lbs of water. Jun 25, 2012 · Re: Water in the engine compartment, normal? Water in the bilge is only normal if your boat has a leak. May 11, 2024 · New to boating so please excuse any ignorance! 2017 Yamaha AR190. nected to the engine. But then again, I can think of two ways. Jun 28, 2025 · Water in the engine compartment Page 1 of 2 Go to page 1, 2 Next Page 1 of 2 Go to page 1, 2 Next Board index » 2 Stroke - Technical & Boat Model Specific » 2 Stroke - General & Technical Discussion All times are UTC If water gets inside a boat engine, it can cause serious damage to the internal components and lead to costly repairs or even total engine failure. Do you have a Yamaha Jet Boat and you getting water on top of your clean out plugs? Well, watch this video and find out what to do about it!!---LINKS---How Jun 3, 2020 · I had vacuumed this area and cleaned out the Yamaha factory hardware (screws , washers , etc. Unusual, but not unheard of as the stern faces to weather and rain has gotten into the compartment in the past--usually not this much tho. Nov 4, 2023 · So I have a new 255xd from Yamaha with the superchaged engines. These models were almost identical, except that the 212X had some watersport features and a custom design. Bilge was on, drain Water filling the ski locker and engine compartment may result from disrupted bilge pump wiring during GPS installation. There was a tear in the shrink wrap that let in water. Thanks a@#Hole. Aug 1, 2022 · Could be deeper into the engine compartment right below where you have circled is the main cooling y fitting. 210FSH SPORT 2020 boat pdf manual download. I assume they're an outlet for the outside drain plugs but doesn't look too factory as the holes are different sizes. Stopped, checked the engine compartment, and the water was almost at the top of the engine. I just picked it up to get ready for summer. Today, I noticed about 4 inches of water in the engine compartment as i was getting ready to put it in the water. So, even if you see small quantities of water inside the bilge area or engine compartment or elsewhere on the boat, try to address it quickly. Apr 2, 2025 · The next day I headed out confidently, knowing that the whole water in the bilge thing had been addressed. Jul 19, 2024 · This is after 5 minutes. AR230 High output boat pdf manual download. Jul 22, 2014 · I see a lot of outboards in use (we're at the Gulf now), so I assume that they are the best for saltwater? I see plenty of Yamaha jet skis as well. We opened the engine compartment to find a foot and a half of water in it and the ski locker completely full of water. Yamaha Jet Boaters • View topic - ‘98 135se. I thought maybe I had a small leak in the intake water line, but that seems fine to me. I forgot to close one of the flush ports and that was the first time there was water in the engine compartment. I immediately took the boat out of the water Jul 1, 2008 · I left my 3-yr old VX110 in the water over two nights, and when I checked on it there was deep water in the engine compartment almost to the top of the battery! I idled the boat to the shallows and bailed it out. One engine starts and the other will crank over once and then fails. After about an hour of being on the water I had 2-3 inches of warm water in there. Aug 8, 2022 · My 2014 Yamaha 212x is still taking on water. Watch the stern area for leaks. I let the bilge pump do its thing until all the water was gone and we headed back to the marina. The engines were sitting in I had my boat, 2005 AR230 HO, and engine properly winterized in the Fall. I've attached two photos, 1 with arrows where the water rushes in and the 2nd being a screenshot of a video I took. View and Download Yamaha 210FSH SPORT 2020 operator's manual online. I always hook the hose up to each engine and crank them before going to the launch ramp. Do not understand the physics of these pumps, but clearly the loss of an air seal at the inspection plugs changes the pressure at the pump and basically drives it back into the engine compartment through the thru-hulls. If your boat is sound and in good repair your bilge will be dry every time you take it out. Yamaha Jet Boats are water-jet pro-pelled. Last season we had a problem as the boat takes water into the engine compartment. Bilged a couple times and it ran for 5 seconds each time. Single Genuine Yamaha ballast bag. If this happens, and you need to fend for yourself, would suggest turning off the engine of the leaking drive shaft. He said the flywheel probably wasn't the cause however - just damaged from replacing the motor so many times he Customer: My jet ski's engine compartment has flooded. The engines were sitting in Sep 15, 2025 · Opinions/comments expressed on this site are NOT that of Yamaha or any other Yamaha subsidiary or affiliated company. Not a lot of water in bilge. The jet pump is directly con-nected to the engine. You reference opening the plug in the engine compartment, did you also remove the drain plug behind the articulating keel at the end of the day? If I just got back from being out on the boat and noticed alot of water in the engine compartment before docking. All the drain plugs were in and tight inside the engine compartment. Was just out over the weekend and ran the boat for a couple of hours till one engine died out. I then used a water spray bottle to rinse the engines the best I could. Introduced in 2008 the Yamaha 212SS and 212X were 21-foot jet boats powered by a twin-160hp high-output engine package. Designed to fit within the stern platform seating of our new 22FT. But then the next time out, both ports were closed and there was water in the compartment again Flushing your Jet Ski, WaveRunner, or Sea-Doo engine is a critical part of owning a personal watercraft (PWC). I did noticed Water was getting into the engine compartment of my Yahama Waverunner jetski and here is how I found and fixed the hull leak from a failed bilge pump. Those would be . Help Page 1 of 1 Page 1 of 1 Board index » YJB Discussion Forums » General Discussion (Yamaha Jetboat Related) All times are UTC I had my boat, 2005 AR230 HO, and engine properly winterized in the Fall. Can I've been noticing lately a lot more water in my engine compartment than ever before (engine drain plug is in) where I'm having to run the bilge pump most every time we go out. Jul 8, 2020 · In prepping the boat, I noticed 2-3 inches of standing water in the engine compartment. + I would guess you were running the boat with one of the plugs ajar (I think they call this caviation) and with the clean-out plug blown water came in over the muffler (which is below the cleanout hatch) and ran into the bilge and engine compartment. So we decided that we needed to run the bilge pump every few hours Jan 12, 2023 · Rusting to the point of breaking "stainless" hose clamps, water leaking into various compartments, bilge pump mounted too high (in the engine compartment, not the actual bilge), bolts extending into the storage areas where they can tear items. Aug 30, 2025 · Opinions/comments expressed on this site are NOT that of Yamaha or any other Yamaha subsidiary or affiliated company. Apr 20, 2014 · If he had his plugs in all of the water would have stayed in the engine compartment and ruined both engines. Yamaha is one of the few boat manufacturers in the world that build all major boat components in-house, with the engine, jet pump, and hull optimized to the length and weight of each specific model. That said, boats like these must float for something like 24 hours to pass USCG regulations. He replaced it. I found out the bilge hose busted. eshol ztupxn mjrw cayjbg xut ropujth clholad nyn wwogb uunez