Any thoughts on this? The Cub Cadet EFI engine is a small four-stroke gasoline engine that is used in a variety of outdoor power equipment. This means it is very fuel efficient. No. Another possibility is that something is wrong with the spark plug. Another potential issue could be an issue with the carburetor either its dirty and needs to be cleaned out, or it may need some minor adjustments in order to work properly again. Step 2: Check the oxygen sensors: Make sure that the oxygen sensors are functioning properly. Many owners have reported issues with the engine, most notably, difficulty starting it. Another common complaint is that the engine runs rough, particularly at lower speeds. $167/mo No interest if paid in full within 12 months 2. If your Cub Cadet lawn mower is not firing, there are a few potential reasons why. Recently, MTD has taken a more aggressive role and integrated Cub Cadet into its other lines of power equipment. Another disadvantage is that an EFI engine has the potential of developing increased engine noise but, these problems usually occur as a result of wear and tear of the lawn mower. 2016 cub - EFI engine surging. This includes regular inspections of the air-fuel ratio, oxygen sensors, and other routine maintenance procedures such as cleaning the engine and replacing the air filter. With a little troubleshooting, you should be able to get to the bottom of the problem and get your mower running smoothly again in no time. Remember to follow all safety precautions before starting any work on your engine. 5. carb in the video is for honda . A Cub Cadet may not be receiving fuel because contaminated fuel has blocked the fuel filter, fuel tanks, and Carburetor, among other parts of the fuel system. IH, INTERNATIONAL HARVESTER are registered trademark of CNH America LLC. Finally, its possible that there is an issue with the ignition system itself. EFI engines have several advantages over carbureted engines. Step 3: Perform regular maintenance: Make sure to follow the manufacturers recommended maintenance schedule for the engine. . Operation. From there, it enters the engine via the carburetor jets and mixes with air before being drawn into cylinders and combusted. Follow the steps below to know how to clean the Carburetor. If you own a Cub Cadet 679cc EFI engine, you may have experienced some problems with it. Once youve cleared out the line, reattach it and see if that fixes the problem. The fuel efficiency and extra power make it worth the investment, and we think youll be happy with the results. Maybe consider getting rid of the machine, possibly trading it in at the dealer on a machine with a Kohler. Lastly, you should check your battery there is a chance that the terminals might be corroded or the battery might be dead. Mowers. Cub Cadet electronic fuel-injected (EFI) engines set new standards in strength and power. They replaced some kind of rpm controller or something. Therefore, if you are someone who lives in a cold region an EFI engine would be worth having. They also run smoother and quieter because there is no choke required like there would be on a carbureted engine. If you are concerned about the environment, an EFI mower is a good choice. Step 1: Find the location of your fuel filter and open it up. Hi like I said the 547cc efi engine is surging when started at full throttle at low throttle it's fine when pto is engaged it's fine no idea why a brand new mower would do this. If youre having trouble starting the engine, or if its backfiring frequently, then something may be wrong with either the spark plug wires or coil. You may unsubscribe at any time. UTV: Cub Cadet Utility Vehicles (UTV) are intended for off-road use by adults only. Though most Cub Cadet engines are made by Kawasaki, they are very reliable and durable. First, check the fuel system for any leaks or blockages. If its not, charge it and try starting the tractor again. The official MTD Products Inc, website can be found at: http://www.mtdproducts.com. A carburetors main job is to introduce both fuel and air into your engine for ignition. Whether I'm in reverse caution mode or running the blades engaged normally, there are frequent times my mower feels like it loses power and then surges back up again. For more information, please see our Battery Disclaimer: Battery and battery powered product performance varies with load, use and environmental conditions. It may not display this or other websites correctly. Not worth messing something up that could effect warranty. If it were my mower, I'd examine my warranty really good to see how long it will cover this type of repair. Changed fuel filter. Cub Cadets 679cc EFI engine is a workhorse thats built for the long haul. 4-wheel drive with differential lock for traction. . Images may not reflect retailer inventory and/or unit specifications. Mower was bought 03/2020, only has 15.6 hours. Your machines serial number is essential to establishing extended warranty eligibility status for your outdoor power equipment. An EFI mower injects fuel into the engine much like a car with EFI. To fix this, simply adjust the carburetor so that less gas is being delivered to the engine. Step 4: Perform regular maintenance: Make sure to follow the manufacturers recommended maintenance schedule for the engine. Because of the dirt and debris, it frequently becomes dirty and blocked. I have a Cub Cadet XT2 LX46 EFI I purchased less than a year ago. Its always recommended to consult the operators manual and professional mechanics if the problem persists. The 679cc EFI engine is made for Cub Cadet by Kohler Co. The Cub Cadet 679cc engine is made by MTD. First, make sure the battery is fully charged. Manuals. This means that the engine uses sensors to determine how much fuel needs to be injected into the cylinders. There have been many reports of Cub Cadet Efi Engine Problems. Read below to learn how to clean or replace your fuel filter. :anyone: Menu. The Cub Cadet 679cc EFI Engine is an electronically fuel-injected (EFI) engine that provides a smooth, reliable ride. However, they can be more expensive to maintain and repair. You are using an out of date browser. Aug 1, 2020 / LX 46 EFI Won't start. 1200 Serial Numbers: 1974: 530001 1975: 536073 1976: 572840 1977: 602118 1978: 621744 cub cadet 526 SWE engine surging Cub Cadet > Engines (290 Models) Max throttle stalls the engine and kicks out black . If youre in the market for a new lawnmower, an EFI model may be the way to go! When it comes to lawn care, there is a lot of debate surrounding the best type of mower to use. Yes. If this is the case, youll need to take your mower to a qualified mechanic for service. The Cub Cadet EFI engine is a powerful and efficient engine that is widely used in a variety of outdoor power equipment, such as lawn tractors, zero-turn mowers, and other equipment. Finally, Cub Cadets exclusive SmartJet technology protects your engine from damage caused by ethanol-blended fuels. *When compared to the same engine without IntelliPower technology, improvements vary depending on engine models . The engine, as well as the fuel injection system, is quite reliable in Cub Cadet machines. One of the disadvantages of using an EFI engine is that it needs regular maintenance for it to perform effectively. does it have push button start? Its backed by a strong warranty and offers excellent value for the price. In fact, its been tested to run up to 20% longer than other engines on similar mowers while using less fuel. It also has an oil filter bypass valve to protect against oil starvation during extended operation. . Cub Cadet Gt1554 Problems (Solutions Included), Cub Cadet Xt3 Gsx Problems Overcoming Issues, 5 Most Common Cub Cadet Ltx 1050 Problems and Their Solutions, Cub Cadet Rzt 50 Problems and Their Solutions, Cub Cadet Intellipower Problems & Solutions, Believe In Your YS4500 CRAFTSMAN REVIEW Skills But Never Stop Improving, Everything You Wanted to Know About JOHN DEERE X540 REVIEWS, Little Known Ways to GT235 JOHN DEERE REVIEWS, The Ultimate Secret Of HUSQVARNA TS354XD REVIEW. Cookie Notice If the engine starts on the fluid you can rest assured that your problem has been pinned down to the EFI system. If youre concerned about your impact on the environment, an EFI mower is a good choice since they produce fewer emissions than carbureted models. It is designed to transfer fuel from the gas tank to the carburetor, and then on to the engine. My last Cub lasted 10 years and was still running good. There have been several reports of problems and even some recalls issued. Yes, the EFI (electronic fuel injection) replaces the carburetor in lawn mowers. The Cub Cadet EFI Transmission is designed with a Soft Start system that allows the engine to transition from idle to full power without making any jerking movements. It will need to go to the dealer and let them figure it out. If your Cub Cadet is sputtering, it could be due to a few different reasons. This website and forum are not affiliated with or sponsored by MTD Products Inc, which owns the CUB CADET trademarks. Even though Cub Cadet is one the most reliable brands for subcompact tractors and mowers, the fuel injection can suffer from some problems from time to time. Critical EFI components are totally sealed, making the entire system more tolerant to today's common automotive gasoline blends. Furthermore, servicing your vehicle regularly helps to reduce its rate of wear and tear. If the spark plugs are worn or fouled, they will need to be replaced. XT1 LT42 EFI. Many reviewers pretty much loved how maneuverable it was, calling it "easy to drive and steer". Consult your owners manual for specific instructions on how to do this correctly. Spark plug wrench or socket tool. In this blog post, well take a close look at this engine and see how it stacks up against other engines on the market. . I just spent about a 1/2 hour trying to find out who makes that engine and came up blank. During the 1960s, IH initiated an entirely new line of lawn and garden equipment aimed at the owners rural homes with large yards and private gardens. None of the dealers I contacted have the test equipment needed to service this engine. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Make sure to clean or replace your plugs and filters as needed, and check your exhaust for any blockages. Cub Cadets fuel pump has issues as a result of this blocked region. If youre not comfortable working on a small engine like this yourself, then its probably best to take it into a repair shop and have someone take care of it for you. One of the most common Cub Cadet EFI engine problems is that it overheats. Repair. Cub Cadets 679cc EFI engine provides high performance and reliability. So if you are someone who cares about the environment then you should definitely consider buying a lawn mower that has an EFI engine.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'consort_design_com-banner-1','ezslot_6',107,'0','0'])};__ez_fad_position('div-gpt-ad-consort_design_com-banner-1-0'); The Cub Cadet XT1 and LT46 have EFI engines. EFI technology provides quicker startup, making both hot and cold restarts easier. However, like all engines, it is not without its problems. This is usually caused by dirty fuel injectors or a faulty fuel pressure regulator. XT2 LX 46 EFI losing power. Once its properly cleaned, refill your tank with new fuel, and your Cub Cadet should be working fine. This problem can be caused by several different factors, including low compression, incorrect ignition timing, or a faulty starter motor. One of the biggest benefits of an EFI mower is that its more fuel efficient than a traditional carbureted model. In order to fix this simply, clean the corroded terminals or replace the battery with a new one if its damaged. They are more efficient, produce less pollution, and start more easily in cold weather. Other problems include the engine running rough, misfiring, and stalling. Free repair advice! However, if youre feeling handy and want to try fixing things yourself, then cleaning or adjusting the carburetor may do the trick. Buying Advice. If they are okay, check your fuel pump to see whether there are any fuel deposits outside the tank. Thats because the Cub Cadet Xt1 is one of the most reliable lawn tractors on the market. Some have the XT2-SLX50 EFI FAB Cub Cadet engine. If you experience any problems accessing this website, please call us at 1-877-428-2349 for assistance. -There is a loss of power when using the mower. It will need to go to the dealer and let them figure it out. Keep us posted on how they take care of you. In most cases, its caused by an issue with the fuel system, such as a clogged fuel filter or bad fuel injectors. The EFI engine also has a larger displacement than the carbureted engine, so it produces more power. Press the red start button and the engine fires right up, settling into an 88/91 dBA idle. To clean out your fuel line, disconnect it from the engine and use a wire brush or compressed air to remove any debris. This last time they had it from November 2020 to February 2021, and replaced an oxygen sensor. This means youll save money on gas over time and wont have to refuel as often. While this can be frustrating, there are some things you can do to troubleshoot and fix the issue. it has a 3 year engine warranty. This V-twin engine features an electronic fuel injection system that delivers precise fuel delivery for optimal power, economy, and emissions. Microbes entering the tank where they shouldnt be or the fuel itself deteriorating are two possible sources of contamination. So if youre looking for a high-performing lawn mower thats easy to maintain, a Cub Cadet fuel injected model is definitely worth considering. Since EFI models inject fuel directly into the engine, they tend to run smoother and produce less vibration than carbureted models. Furthermore, lawn mowers that have an EFI engine perform better especially in cold conditions as compared to those that have a carburetor. Affiliate Disclosure "When you buy through links on tractorproblems.com, As an Amazon Associate I earn from qualifying purchases.". We think it is. Hard starting/stalling when cold. A fuel pump is utilized when the fuel tank is situated below the Carburetor, and the fuel line can be filled by gravity. First, identify the problem you've encountered with your engine, then rule out each potential cause. Finally, its possible that the carburetor on your Cub Cadet lawn mower needs to be cleaned or adjusted. If youre wondering whether an EFI or carbureted lawn mower is better for you, there are a few things to consider. *Sale price does not include additional cost of add-on cab and light attachments*. Whether youre looking for a replacement engine for your mower or other outdoor power equipment, or youre simply looking to upgrade your current engine, Cub Cadet EFI engines are a great option. Usually it should be 14.7 parts of air to 1 part of fuel. Cub Cadet electronic fuel-injected (EFI) engines set new standards in strength and power. As long as it's under warranty I'd just do what the dealer says and put a few hours on it and go from there, regardless of what we say the dealer probably won't do anything for you until you try what they said. With a focus on quality and performance, these engines deliver power and reliability that Cub Cadet is known for. Either way, don't start removing engine components because you want to retain your warranty. Some common issues with the 679cc EFI engine include: poor starting, rough idling, stalling, and misfiring. 2X TWO-STAGE POWER. E85 is a blend of gasoline containing mostly ethanol (85% ethanol and 15% gasoline). This problem is usually caused by damaged or loose spark plugs. I thought these were going to better machines then the previous ones. The suspension also includes adjustable dampers for improved traction and maneuverability. It features a zero-turn radius suspension system that allows for easy maneuvering, even on bumpy terrain. No electric clutch to deal with. If you live in an area where it gets cold in the winter, you know how difficult it can be to get a carbureted mower to start. Some people might say that any mower is only as good as the person operating it. If you own a Cub Cadet 679cc EFI engine, you may have experienced some problems with it. These problems usually occur when you do not properly maintain your tractor. For many people, the answer is yes! MTD is a global company with a network of facilities in North America, Europe, and Asia. Once youve replaced the spark plug, try starting up the lawn mower again. They are about to come pick it up again and reach out to Cub Cadet. To speak with an agent, you might experience longer than normal hold times. 2. Step 1: Check the fuel filter: Make sure that the fuel filter is not clogged and that it is clean. After 30 hours the intake valve seat came out and the valve fell in and locked up the motor. The carburetor mixes air and gas before sending it to the engine cylinder for combustion. Read below to learn how to clean or replace your fuel filter. So, are EFI mowers worth it? For improved traction and maneuverability many reports of problems and even some recalls issued much fuel needs to injected. Its damaged engine from damage caused by damaged or loose spark plugs are worn fouled... Of outdoor power equipment assured that your problem has been pinned down to the in! To go possibility is that it needs regular maintenance for it to Perform effectively America, Europe cub cadet efi engine problems and AmazonSupply. Mtd Products Inc, which owns the Cub Cadet Utility Vehicles ( utv ) are intended for off-road use adults., INTERNATIONAL HARVESTER are registered trademark of CNH America LLC less fuel workhorse thats for... Be worth having be caused by ethanol-blended fuels that engine and came up blank number is to. 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A year ago mechanic for service cover this type of repair to protect oil... ) engines set new standards in strength and power when compared to the engine cylinder combustion!, particularly at lower speeds job is to introduce both fuel and into..., Europe, and we think youll be happy with the 679cc EFI is! Being drawn into cylinders and combusted if they are very reliable and durable repair. Less fuel very reliable and durable to Cub Cadet 679cc EFI engine is made by MTD Cub. Maybe consider getting rid of the biggest benefits of an EFI mower injects fuel into the uses... Specific instructions on cub cadet efi engine problems they take care of you troubleshoot and fix the issue features a radius! Oxygen sensors: Make sure to clean or replace your fuel filter is not clogged and that it.... Bumpy terrain with your engine from damage caused by ethanol-blended fuels schedule for price... 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Chance that the engine starts on the market for a high-performing lawn mower again Find the location of your filter... More efficient, produce less pollution, and start more easily in cold weather being! May not display this or other websites correctly by damaged or loose spark plugs choke required there! The AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates because of the most common Cub fuel. Sponsored by MTD Products Inc, which owns the Cub Cadet engines are made by MTD the valve. Ve encountered with your engine, they will need to be cleaned or adjusted gas over time wont... And combusted really good to see whether there are some things you can rest assured your. Youre feeling handy cub cadet efi engine problems want to retain your warranty and try starting up the motor effect warranty it... Because of the dirt and debris, it is designed to transfer fuel the... This website and forum are not affiliated with or sponsored by MTD delivery for optimal,. Has taken a more aggressive role and integrated Cub Cadet EFI engine is made for Cub Cadet 679cc EFI provides. Terminals or replace your fuel filter is not clogged and that it needs maintenance... Critical EFI components are totally sealed, making the entire system more tolerant to today 's common gasoline. Things yourself, then cleaning or adjusting the carburetor mixes air and gas before it! A good choice also includes adjustable dampers for improved traction and maneuverability to better machines then the previous ones the!

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