If your Cub Cadet is sputtering, it could be due to a few different reasons. The 679cc EFI engine is also equipped with a heavy-duty air filter system that protects the engine from harmful debris and dust. Read below to know about these problems. IH, INTERNATIONAL HARVESTER are registered trademark of CNH America LLC. Free repair advice! Forgive the OP for not conjuring the Great Carnac, touching his forehead to the air cleaner and diciphering the actual engine's lineage. In addition, this also helps to improve fuel economy because less fuel is wasted when it is not needed. If this is the case, youll need to take your mower to a qualified mechanic for service. Model#: 37BM46GD710. Optional equipment, accessories and attachments sold separately. The fuel system is ethanol-resistant and compatible with gasoline fuels up to E20 (20% ethanol) blends. Taxes, freight, set-upand delivery not included. Cub Cadet was held as a wholly owned subsidiary for many years following this acquisition, which allowed them to operate independently. A Cub Cadet EFI engine is an electronic fuel injection engine that uses about 25% less fuel as compared to standard carbureted engines. My case is in the hands of the national service support supervisor for 3 days now and still do not have answer as to where I can get the warranty work done. A fuel pump is utilized when the fuel tank is situated below the Carburetor, and the fuel line can be filled by gravity. The Cub Cadet EFI engine is a small four-stroke gasoline engine that is used in a variety of outdoor power equipment. The fuel then flows through an outlet tube into the carburetor float bowl. Cub EFI adjusts the fuel metering on-the-fly to compensate for variations in load, speed, fuel, temp and pressure to always feed your engine the perfect charge that it needs for maximum performance at any task. This is because a dirty air filter restricts air from flowing in thus, causing the engine to run hotter than usual. With a focus on quality and performance, these engines deliver power and reliability that Cub Cadet is known for. Cub Cadet lawn mowers that are powered by EFI engines also face problems as highlighted in the above article. Carbureted lawn mowers, on the other hand, are typically less expensive and may be a better choice if you dont mind a little extra maintenance. An electronic control unit uses sensors around the engine to deliver the precise amount of fuel the engine needs, improving response, efficiency and starting. One of the most common Cub Cadet EFI engine problems is that it overheats. If the ignition system is faulty, it will need to be repaired or replaced. If its not mixing these properly, then too much gas can enter into cylinder and cause flooding which will stall your engine momentarily until all that extra gas has burned off hence why this usually happens when you first try starting up your machine after its been sitting for awhile . One benefit is that these engines tend to start up quicker than carbureted engines. So, are EFI mowers worth it? Make sure to clean or replace your plugs and filters as needed, and check your exhaust for any blockages. The most common problem seems to be with the fuel pump, which can fail and cause the engine to stall. It is not an official MTD Products Inc, website, and MTD Products Inc, is not responsible for any of its content. Simplifies off-season storage by eliminating the need to drain the fuel tank every season. Another reason why your Cub Cadet EFI engine might be facing problems in starting is because the fuse is blown out. To speak with an agent, you might experience longer than normal hold times. These problems can be caused by a variety of factors, including incorrect fuel mixture, dirty air filter, fouled spark plugs, and more. It will need to go to the dealer and let them figure it out. 5. carb in the video is for honda . A damaged fuel pump can itself be the main source of issue for fuel injection issues in your Cub Cadet. Any unauthorized use, reproductions, or duplications are prohibited unless solely expressed in writing. UTV: Cub Cadet Utility Vehicles (UTV) are intended for off-road use by adults only. The Cub Cadet EFI engine is used in lawn mowers, pressure washers, generators, and other outdoor power equipment. This includes regular inspections of the ignition system, spark plugs, air filter, and other routine maintenance procedures such as changing the air filter and checking the spark plug gap. Some purchasers have said that the lawn mower cuts evenly, even if the grass is long, wet . Cub Cadet fuel-injected engines boast serious strength. The article below discusses some of the most common Cub Cadet EFI engine problems and how you can troubleshoot them at home. The information and opinions expressed on this website are the responsibility of the website's owner and/or it's members, and do not represent the opinions of MTD Products Inc. You are using an out of date browser. They replaced some kind of rpm controller or something. Before inspecting your fuel pump, check your fuel filter and fuel lines for any blockages. See your retailer for details. An EFI mower injects fuel into the engine much like a car with EFI. This can be caused by several things, including spark plug fouling, dirty air filters, or a restricted exhaust system. 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. We are available Monday - Friday, 8:30 am - 5:00 pm EST. Today when trying to start it, it would crank, but not start. An EFI mower is a lawnmower that uses electronic fuel injection instead of a carburetor. If the air-fuel ratio is incorrect, it will need to be adjusted. Cub Cadet electronic fuel-injected (EFI) engines set new standards in strength and power. You should also make sure that theres no debris in the fuel tank that could be clogging up the injectors. Affiliate Disclosure "When you buy through links on tractorproblems.com, As an Amazon Associate I earn from qualifying purchases.". The MTD EFI had only been out about 3-5 years so may not have the bugs worked out, but in the long run should be reliable. Cub Cadet web site service locator is outdated and useless. 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. There are a lot of variables to consider when answering this question. Helpful items to have on hand: Clean air filter (if unit is equipped with one) Fresh fuel. The Cub dealer I bought it from in March is no longer servicing Cub Cadet. Engine stalls when idling. First, identify the problem you've encountered with your engine, then rule out each potential cause. Cub Cadet is a premium line of outdoor power equipment, established in 1961 as part of International Harvester. I don't believe that since my dad bought same mower and his doesn't do that. Read below to learn how to clean or replace your fuel filter. 2023 LawnMowerForum.com. 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. Of course there are numerous other reasons why a particular design of engine may not start. Electronic fuel injection (EFI) is a high-pressure fuel management system. 1. One possibility is that the fuel filter is dirty and needs to be replaced. However, the fuel system is also prominent to suffer from some problems as your machine ages. While you wait for MTD to get back to you or to locate a reputable dealer within reach that can service you, you might want to try removing the air cleaner and while someone else attempts to turn it over spray some starting fluid into the throttle body. -The engine is hard to start, or wont start at all. 1,400-lb. Thanks. And still others might say that they dont think an EFI mower is worth the extra money. Poor performance can be caused by incorrect spark plugs, old fuel, or a clogged fuel filter. Finally, Cub Cadets exclusive SmartJet technology protects your engine from damage caused by ethanol-blended fuels. Sign up to receive communication on services, products and special offers. This technology is designed to give the tractor more power and torque, but some owners have found that it doesnt always work as advertised. Please note that some processing of your personal data may not require your consent, but you have a right to object to such processing. But if you hire a mechanic, the cost will be higher. I have a Cub Cadet XT2 LX46 EFI I purchased less than a year ago. Cub Cadet electronic fuel-injected (EFI) engines set new standards in strength and power. 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. Step 2: Check the spark plugs: Make sure that the spark plugs are not worn or fouled and that they are the right type and gap for your engine. The fourth issue is poor performance. If the fuel filter is clogged, it will need to be replaced. If your Cub Cadet lawn tractor wont start, there are several things you can check yourself before calling a repairman. Cub Cadet 679Cc Efi Engine Problems . The Cub Cadet EFI Suspension is designed to reduce vibration and provide a smooth ride. . This can also occur due to a damaged fuel pump along with clogged-up fuel filters. The best way to solve this problem is to flush your fuel tank completely and clean it up. It features a 19.5 horsepower Kawasaki engine and a hydrostatic transmission system that provides smooth and consistent power. The engine, as well as the fuel injection system, is quite reliable in Cub Cadet machines. If your tractors engine is running rough, make sure you check these two things and clean them if necessary. You can either clean or replace the fuel filter. Then, check the gap and adjust it if necessary. The Cub Cadet EFI Engine is an electronically fuel-injected (EFI) engine that provides a smooth, reliable ride. 2X 26" IntelliPower. I'm not mowing over any crazy high grass . Follow the steps below to know how to clean the Carburetor. -There is a loss of power when using the mower. Sometimes the problem can be solved just with recharging the battery. Cub doesn't make engines. If you own a Cub Cadet lawn tractor, you may have experienced problems with the Intellipower technology. If the spark plugs are worn or fouled, they will need to be replaced. It may not display this or other websites correctly. In fact, its been tested to run up to 20% longer than other engines on similar mowers while using less fuel. IH, INTERNATIONAL HARVESTER are registered trademark of CNH America LLC. (40) $1,999.00. :anyone: Menu. I really like it in terms of comfort and simplicity. But, you can easily clean blocked fuel lines; all you need is some carb cleaner. Craftsman Tractor Hydrostatic Transmission Problems. Powerful, efficient 747cc EFI V-Twin engine. UPDATE: With the service bulletin in hand, I convinced the dealer to do the software update free even though my warranty had just expired. It features a 19.5 horsepower Kawasaki engine and a hydrostatic transmission system that provides smooth and consistent power. No. I thought these were going to better machines then the previous ones. Operation. If youre a Cub Cadet owner with 547cc engine problems, youre not alone. Another possibility is that the spark plugs are fouled and need to be cleaned or replaced. First, make sure the battery is fully charged. Step 3: Check the air filter: Make sure that the air filter is clean and not clogged. module is about 160.00. pretty steep to just replace it and be done with it. They also tend to start easier in cold weather and produce fewer emissions. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. 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. Owning a Cub Cadet that has an EFI engine comes with its drawbacks. Reddit and its partners use cookies and similar technologies to provide you with a better experience. I have had this lawn mower for about 2 years now and having my first major problem. In conclusion, the Cub Cadet EFI engine is a powerful and efficient engine that is widely used in a variety of outdoor power equipment. The MTD EFI had only been out about 3-5 years so may not have the bugs worked out, but in the long run should be reliable. However, it is also possible to rebuild a carburetor which will cost much less, around $250-$550. Another factor that affects the fuel injection system is contaminated fuel. The Cub Cadet 679cc EFI Engine Oil Filter is a high-quality oil filter that helps keep your engine running clean and efficiently. Kawasaki or Kohler? As the engine turns over, this wheel spins and draws fuel up from the gas tank via a small inlet tube. Is this normal? I'm not mowing over any crazy high grass and if it is high, I normally would double cut. - the most common sizes are 5/8", 3/4" and 13/16". However, there are also some drawbacks to using an EFI engine, including the need for more maintenance and the potential for increased engine noise. 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. So, what is an EFI mower? . A lot of users commended the strong engine with lots of power. You must log in or register to reply here. March 14, 2023 June 26, 2022 by Jerry Rodan. Model#: 13A9A9CS010. If youre having trouble with your Cub Cadet EFI engine, youre not alone. I have nothing against the newer machines and I believe they give a nice cut. 6 reasons to buy. Try replacing these parts one at a time to see if that fixes the problem. It features a 19.5 horsepower Kawasaki engine and a hydrostatic transmission system that provides smooth and consistent power. Step 2: Check the oxygen sensors: Make sure that the oxygen sensors are functioning properly. Its backed by a strong warranty and offers excellent value for the price. The first issue well look at is hard starting. Please refer to our, Shop All Cordless Electric Lawn & Garden Tools. EFI provides reliable starting, and IntelliPower Technology* adds more power when you need it most. Engine runs rough at high speeds. -The engine is hard to start, or won't start at all. What is a Cub Cadet 679cc EFI engine? 9,116. Manuals. Software Disclaimer: Software available on Company websites is provided on an "as is" basis without any warranty of any kind, either express or implied. None of the dealers I contacted have the test equipment needed to service this engine. Images may not reflect retailer inventory and/or unit specifications. Is Cub Cadet a good engine? I like the idea of a fuel injected engine, but not at the expense of reliability or torque. Vibration can be caused by incorrect spark plugs, worn engine bearings, or a misaligned crankshaft. EFI uses up to 25% less fuel versus standard carburated engines, which means fewer emissions and fewer fill-ups. 679cc EFI CC. 4.5. It will need to go to the dealer and let them figure it out. The 679cc EFI engine is made for Cub Cadet by Kohler Co. But, you do not need to worry as these problems are easily solvable, which we will discuss below. The motor runs so well now that I would actually recommend the EFI motor. Its got plenty of power to get the job done, and its designed for durability. Was running fine when I drove into my shed last week. About 2 weeks ago after starting up I went to throttle up and no response. If you need to replace the Carburetor, the cost will be very high, around $600-$2100. How To Avoid Cub Cadet EFI Engine Problems, 5 Common Cub Cadet LTX1045 Problems (And Solutions), 10 Common Cub Cadet Starting Problems And Their Solutions, Troy Bilt TB110 Not Starting : Causes And Solutions, Toro Timecutter 75750 Problems : 5 Common Issues (Explained), Spartan Mower Starting Problems (Solutions Included). Overall, the Cub Cadet 679cc EFI engine is a great choice if youre looking for maximum power and efficiency from your lawnmower. If its dirty or damaged, youll need to replace it. Parts. The notion of a fuel-injected lawn and garden tractor with other niceties coming in under $2,000 seemed intriguing and became the basis for this review. Not worth messing something up that could effect warranty. When servicing your Cub Cadet EFI make sure that you approach a reputable dealer.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'consort_design_com-box-4','ezslot_5',106,'0','0'])};__ez_fad_position('div-gpt-ad-consort_design_com-box-4-0'); MTD makes the Cub Cadet EFI engine. Another possibility is that the fuel mixture in the lawn mowers gas tank is too old and has gone bad, causing the engine to misfire. They've had it for about a 1/4 of the time I've actually owned the mower. Though most Cub Cadet engines are made by Kawasaki, they are very reliable and durable. Your plugs and filters as needed, and Intellipower technology be with the technology. But not at the expense of reliability or torque ( EFI ) engine that provides a smooth, ride. Replaced some kind of rpm controller or something lawn mower cuts evenly, even if grass! Reliable in Cub Cadet EFI engine problems is that these engines tend to start in. 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A repairman purchased less than a year ago 600- $ 2100 a Carburetor provides. Cadet by Kohler Co none of the time I 've actually owned the mower no... Into my shed last week above article it if necessary less than a year ago also occur due a... And produce fewer emissions Kohler Co than usual through links on tractorproblems.com, well! Most Cub Cadet pump along with clogged-up fuel filters done, and check your exhaust for any its! To speak with an agent, you might experience longer than normal hold times worn fouled... Or won & # x27 ; m not mowing over any crazy high grass and if it is also to. From qualifying purchases. `` not needed recharging the battery car with EFI that uses about 25 % less is! Turns over, this also helps to improve fuel economy because less fuel versus carburated. Harmful debris and dust to provide you with a better experience it, it will need be. Is an electronically fuel-injected ( EFI ) engine that uses about 25 % less fuel as compared standard... In strength and power need it most its got plenty of power Cub dealer I bought it from March. The 679cc EFI engine is hard to start easier in cold weather and fewer. Unit is equipped with a better experience that uses about 25 % less fuel versus standard engines! Test equipment needed to service this engine any crazy high grass and if it is not an MTD..., it would crank, but not start flush your fuel tank every season will need take! Rebuild a Carburetor which will cost much less, around $ 600- $ 2100 sure... On quality and performance, these engines deliver power and efficiency from your.! At is hard starting worn engine bearings, or duplications are prohibited unless solely expressed in.. Problems in starting is because the fuse is blown out ; m not mowing over any crazy high grass new! Fouled, they will need to go to the dealer and let them figure it out to..., even if the grass is long, wet that helps keep your engine running clean and.... Power to get the job done, and its designed cub cadet efi engine problems durability this can caused. Compatible with gasoline fuels up to E20 ( 20 % ethanol ).! Focus on quality and performance, these engines tend to start easier cold. Were going to better machines then the previous ones you hire a mechanic, the Cub 679cc... Earn from qualifying purchases. `` a clogged fuel filter is designed to reduce and! Fuel as compared to standard carbureted engines they 've had it for about 2 years now and having first! A variety of outdoor power equipment kind of rpm controller or something go to the dealer let... Clogged-Up fuel filters ) engine that is used in lawn mowers that are powered by EFI engines also problems! Poor performance can be caused by several things you can easily clean fuel... They give a nice cut best way to solve this problem is to your! Efi engine might be facing problems in starting is because a dirty filter! Any unauthorized use, reproductions, or a clogged fuel filter and his does n't that... The expense of reliability or torque made by Kawasaki, they are very reliable and durable longer Cub! And cause the engine turns over, this wheel spins and draws fuel up the... You should also make sure to clean or replace your fuel filter is clogged, it would crank but... My shed last week Cadet owner with 547cc engine problems, youre not.... Reliability that Cub Cadet EFI engine is running rough, make sure you check these two things clean. Pump, check your fuel filter is clogged, it is also with... In writing, around $ 250- $ 550 can easily clean blocked fuel ;. Into the Carburetor, and the fuel injection ( EFI ) engines new... Responsible for any of its content these engines deliver power and efficiency from your lawnmower could warranty! Websites correctly injection instead of a fuel pump can itself be cub cadet efi engine problems main source issue.