Again warranty. -The engine stalls when idling or at low speeds. Home. Since EFI models inject fuel directly into the engine, they tend to run smoother and produce less vibration than carbureted models. The problem I am having now is finding a dealer that can service it. The fuel filter has a very high likelihood of being blocked as a result. Operation. This means that the engine uses sensors to determine how much fuel needs to be injected into the cylinders. Sorry but you purchased an $1800 throw away mower. The filters role is to block debris from getting into the fuel that powers the engine. Another benefit is that they provide better throttle response which means that you will be able to get up to speed quicker when you are mowing your lawn. Financing available for online purchases*. This is why lawn mowers that have EFI emit lesser than those with carburetors. For many people, the answer is yes! Its a fuel-injected engine, which means its more efficient than a carbureted engine. I have had this lawn mower for about 2 years now and having my first major problem. In order to fix this simply, clean the corroded terminals or replace the battery with a new one if its damaged. Cleaning the injectors and/or replacing the regulator should fix the problem. Another factor that affects the fuel injection system is contaminated fuel. Cub Cadet was held as a wholly owned subsidiary for many years following this acquisition, which allowed them to operate independently. No. Cub Cadet Efi Engine Problems and Solutions. If you own a Cub Cadet 679cc EFI engine, you may have experienced some problems with it. The Cub Cadet 679cc EFI engine is a two-cylinder engine that produces 25 horsepower. If youre having any of these problems, its important to take your tractor to a qualified repair shop to get it fixed. If neither of these solutions fixes the problem, then its likely that there is an issue with the fuel injectors themselves. If you own a Cub Cadet lawn tractor, you may have experienced problems with the Intellipower technology. I have nothing against the newer machines and I believe they give a nice cut. Over time, dirt and debris can build up in the fuel line and cause clogs. First, make sure the battery is fully charged. 9,116. This can be caused by a number of different issues, so again, its best to have a mechanic take a look at it. But, you do not need to worry as these problems are easily solvable, which we will discuss below. I did some research and the cub cadet engines are made by a Chinese company. The most common problem is that the engine will not start, or it will run for a short time and then stall. I WAS TOLD - Answered by a verified Technician . -The engine is hard to start, or wont start at all. In this article, we will take a look at some common problems that can occur with the Cub Cadet EFI engine and provide a step-by-step guide on how to fix them. A Cub Cadet EFI engine is an electronic fuel injection engine that uses about 25% less fuel as compared to standard carbureted engines. The Cub Cadet RZT 50 zero-turn mower used the Briggs & Stratton 407577 engine. If youre experiencing problems with yours, you may want to consider taking it back to the dealership or contacting Cub Cadet customer service for help. They've had it for about a 1/4 of the time I've actually owned the mower. If youre in the market for a new lawn mower, you may be wondering if a fuel injected model is right for you. New spark plug. The second issue is poor acceleration. I just spent about a 1/2 hour trying to find out who makes that engine and came up blank. In most cases, its caused by an issue with the fuel system, such as a clogged fuel filter or bad fuel injectors. It will need to go to the dealer and let them figure it out. The most common reason for a small engine to sputter is that the fuel mixture is too rich. I turned the mower off and restarted and it seemed ok. So I have a xt2 LX42 with the 547cc efi motor. Here are some common issues that owners have reported: Thought that getting the EFI model it would be a better engine and easy to maintain so really disappointed. There were a wide variety of Cub Cadet branded and after-market attachments available; including mowers, blades, snow blowers, front loaders, plows, carts, etc. It features a 19.5 horsepower Kawasaki engine and a hydrostatic transmission system that provides smooth and consistent power. This replacement is a bit technical, and it is better to visit a service center for this. The fuel line in your Cub Cadet mower may get clogged by deposits left by old fuel and grime. You can call MTD and they will give you a list of dealers near you that can help. 5. The 679cc EFI engine is also equipped with a heavy-duty air filter system that protects the engine from harmful debris and dust. 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. Was running fine when I drove into my shed last week. If your mower isnt starting or is running rough, check the fuel filter and replace it if necessary. If youre having trouble getting your Cub Cadet Xt1 to start, make sure you check these two things first. XT2 LX 46 EFI losing power. The fourth issue is poor performance. Cub Cadet electronic fuel-injected (EFI) engines set new standards in strength and power. Today when trying to start it, it would crank, but not start. The benefits of using an EFI mower are clear theyre more powerful and efficient than traditional carbureted models and produce fewer emissions. Remember to follow all safety precautions before starting any work on your engine. Today, Cub EFI engines only accept up to E20 (20% ethanol) blends. Another reason why you engine might be running poorly is because there is a blockage in the fuel line. #2. This problem is usually caused when the fuel mixture is not being burnt properly. No. We are available Monday - Friday, 8:30 am - 5:00 pm EST. Find the most common problems that can cause a Cub Cadet Lawn Mower not to work - and the parts & instructions to fix them. You must log in or register to reply here. Thread starter jerry12; Start date May 5, 2019 More options . Step 3: Check the air filter: Make sure that the air filter is clean and not clogged. The transmission also features a swivel-mount design that allows it to easily adjust to the terrain. Any unauthorized use, reproductions, or duplications are prohibited unless solely expressed in writing. All material, images, and graphics from this site are the property of www.onlycubcadets.net. Buying Advice. 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. In case of fuel deposits on the outside of the tank, that means there is a crack on the fuel pump, and it must be replaced. In conclusion, the Cub Cadet EFI engine is a powerful and efficient engine that is widely used in a variety of outdoor power equipment. It can occur when the engine is idling or under load. To speak with an agent, you might experience longer than normal hold times. Lastly, an EFI engine is worth having on a mower because it emits less gas as compared to a carbureted engine. Save my name, email, and website in this browser for the next time I comment. It will need to go to the dealer and let them figure it out. Assuming you are referring to the Cub Cadet XT3 Enduro Series tractor with a 679cc Kohler Courage twin-cylinder engine, Kohler Co. is the manufacturer. By following the above steps and addressing problems as soon as they arise, you can keep your Cub Cadet EFI engine running smoothly and efficiently. For and XT2 SLX 50 or an XT3, what would be the best most reliable engine? -The engine is hard to start, or won't start at all. Step 3: Perform regular maintenance: Make sure to follow the manufacturers recommended maintenance schedule for the engine. Recently, MTD has taken a more aggressive role and integrated Cub Cadet into its other lines of power equipment. MTD is a global company with a network of facilities in North America, Europe, and Asia. This is usually caused by dirty fuel injectors or a faulty fuel pressure regulator. About 2 weeks ago after starting up I went to throttle up and no response. If you have read this guide till now it is common to have some questions bobbing around your head, Read below to find the answers of the faqs related to fuel injection problems for Cub Cadet. This V-twin engine features an electronic fuel injection system that delivers precise fuel delivery for optimal power, economy, and emissions. En espaol. 2. So if youre looking for a high-performing lawn mower thats easy to maintain, a Cub Cadet fuel injected model is definitely worth considering. Either way, don't start removing engine components because you want to retain your warranty. An outdated or malfunctioning fuel pump might make your engine consume more fuel than necessary, which can reduce fuel efficiency. Posts: 3. If its dirty or damaged, youll need to replace it. Messages. If you own a Cub Cadet 679cc EFI engine, you may have experienced some problems with it. There are many benefits to using an EFI engine, including improved fuel economy, improved emissions, and increased power. Yes, the EFI (electronic fuel injection) replaces the carburetor in lawn mowers. I've had the same surging issue since 2018 on the XT2 LX46 EFI with fabricated deck. No, it only accepts gasoline with blends of ethanol up to 20%. Spark plug wrench or socket tool. Posts: 1. . If the ignition system is faulty, it will need to be repaired or replaced. They warrantied it. All material, images, and graphics from this site are the property of www.onlycubcadets.net. Just like on today's cars, EFI uses an onboard computer, injector nozzle and multiple sensors to to reliably deliver exactly the right amount of fuel to get the most performance and efficiency out of your engine. Another possibility is that the spark plugs are fouled and need to be cleaned or replaced. 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. Another issue that has been reported is that the Intellipower system can cause damage to your lawn. 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