For many people, the answer is yes! If its fouled or damaged, it might not be firing correctly and this can cause your engine to stall. -The engine stalls when idling or at low speeds. Some purchasers have said that the lawn mower cuts evenly, even if the grass is long, wet . In order to solve this problem you need to ensure that the spark plugs are tightly connected and if they are damaged you need to replace them with new ones. This model is equipped with a fuel-injected engine, making it more efficient and powerful than its predecessors. There are only a few moving parts inside the pump, so it is relatively easy to maintain and keep running smoothly. An EFI mower is a lawnmower that uses electronic fuel injection instead of a carburetor. . MTD Products, Inc. of Cleveland, Ohio purchased the Cub Cadet brand from International Harvester in 1981. EFI technology provides quicker startup, making both hot and cold restarts easier. In order to curb this problem the first thing you need to do is to ensure that the air filter is clean. Is this normal? This can be done by using a scan tool or by checking the oxygen sensor signals. I think they are using Bosch injection or Holley injection. 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. Operator's Manual Disclaimer: The operator's manual posted is for general information and use. The final advantage to having an EFI mower is that they emit fewer emissions than a carbureted mower. I would look into the lemon law also. Models and pricing may vary by location. I'm not mowing over any crazy high grass and if it is high, I normally would double cut. Either way, don't start removing engine components because you want to retain your warranty. It features a 19.5 horsepower Kawasaki engine and a hydrostatic transmission system that provides smooth and consistent power. They are a Chinese made motor, Cub Cadet does not make them. Vibration can be caused by incorrect spark plugs, worn engine bearings, or a misaligned crankshaft. Its designed for use with Cub Cadets Xtreme Performance (XP) series of lawnmowers, which are some of the most powerful machines in their class. 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 . It may not display this or other websites correctly. Step 1: Find the location of your fuel filter and open it up. 679cc EFI CC. Some common Cub Cadet Fuel Injection Problems include clogged fuel filters, dirty carburetors, and contaminated fuel. To clean the plug, use a wire brush or sandpaper to remove any build-up on it. Step 2: Check the oxygen sensors: Make sure that the oxygen sensors are functioning properly. If neither of these solutions fixes the problem, then its likely that the fuel injectors need to be cleaned or replaced. UTV: Cub Cadet Utility Vehicles (UTV) are intended for off-road use by adults only. Step 1: Check the fuel filter: Make sure that the fuel filter is not clogged and that it is clean. 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. First, make sure the battery is fully charged. Engine stalls when idling. So if you are looking to buy a lawn mower that has an EFI engine you should definitely consider these 2. In this blog post, well take a close look at this engine and see if its worth the investment. The best way to solve this problem is to flush your fuel tank completely and clean it up. Images may not reflect retailer inventory and/or unit specifications. pump would run and quit intermitantly. EFI uses up to 25% less fuel versus standard carburated engines, which means fewer emissions and fewer fill-ups. This can be caused by a number of things, including dirty spark plugs or a dirty air filter. Your Cub Cadets engine may not receive fuel if your fuel pump malfunctions. Affiliate Disclosure "When you buy through links on tractorproblems.com, As an Amazon Associate I earn from qualifying purchases.". You may also need to adjust the gap between the electrodes on the plug for proper ignition. 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. You should be able to fix all these issues by yourself very easily. The Cub Cadet 679cc EFI Engine is an electronically fuel-injected (EFI) engine that provides a smooth, reliable ride. 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. Any thoughts on this? So, what exactly is an EFI mower, and are they worth the investment? Other than the three problems we talked about, there are a few other minor problems that your Cub Cadet can suffer. 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. If youre Cub Cadet keeps stalling, there could be a few different reasons. 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. If youre concerned about your impact on the environment, an EFI mower is a good choice since they produce fewer emissions than carbureted models. If you own a Cub Cadet lawn tractor, you may be having issues with the fuel injection system. If you would like to help maintain this site & enhance it, feel free to donate whatever amount you would like to! This engine is a great choice for those who want a dependable engine that will last for years to come. . See your local Cub Cadet Dealer for warranty details.Pricing Disclaimer: Posted price is in USD Dollars and ismanufacturer's suggested sale price. Threads. You are using an out of date browser. Save my name, email, and website in this browser for the next time I comment. Follow the steps below to know how to clean the Carburetor. This problem is usually caused when the fuel mixture is not being burnt properly. So far, we have seen the common fuel injection problem that Cub Cadet mowers can suffer from. If the oxygen sensors are faulty, they will need to be replaced. I thought these were going to better machines then the previous ones. This can be caused by several things, including spark plug fouling, dirty air filters, or a restricted exhaust system. Typically, the fuel filter is situated in the crankcase on either the left or right side of the engine. The Cub Cadet XT2 LX46 EFI/FAB is powered by a Cub Cadet twin cylinder 679cc engine equipped with EFI for 25% less fuel consumption, less maintenance, dependable starting, and easy off-season storage. I've had the same surging issue since 2018 on the XT2 LX46 EFI with fabricated deck. Cub Cadet was held as a wholly owned subsidiary for many years following this acquisition, which allowed them to operate independently. 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. Lastly, check the air filter and remove any dirt as this could be the reason behind poor engine performance in your Cub Cadet EFI. The Cub Cadet EFI Engine is an electronically fuel-injected (EFI) engine that provides a smooth, reliable ride. Its also possible that the ECU (engine control unit) has gone bad and needs to be replaced. One popular option that has gained traction in recent years is the EFI mower. If the battery is fine, then check the fuel level. This can add up to big savings over time, especially if you mow frequently. However, they can be more expensive to maintain and repair. Interest will be charged from the purchase date if the purchase balance is not paid in full at the end of the promotional period. EFI engines are more efficient and deliver better fuel economy. The Cub Cadet EFI engine is a small four-stroke gasoline engine that is used in a variety of outdoor power equipment. Read below to learn how to clean or replace your fuel filter. Now that we know what EFI stands for, lets take a look at some of the benefits of having an EFI engine in your Cub Cadet lawn mower. -There is a loss of power when using the mower. You may unsubscribe at any time. module is about 160.00. pretty steep to just replace it and be done with it. Cub Cadet Efi Engine Problems and Solutions. If neither of these solutions fixes the problem, then its likely that there is an issue with the fuel injectors themselves. 31. The serial number is eleven characters printed on the left side of the Product Identification Label. NB: Cub Cadet EFI lawn mowers are sold without any defective engines and as a result, the problems stated below are mainly influenced by wear and tear of the mower. The engine is made in China. Cub Cadet web site service locator is outdated and useless. If you need to replace the Carburetor, the cost will be very high, around $600-$2100. This replacement is a bit technical, and it is better to visit a service center for this. Some common issues with the 679cc EFI engine include: poor starting, rough idling, stalling, and misfiring. New spark plug. Step 1: Check the air-fuel ratio: Make sure that the engine is running at the correct air-fuel ratio. No. The company is based in Ohio, USA. 46-inch fabricated, 11-gauge, twin blade deck with AeroForce deck design that optimizes airflow and maximizes suction to reduce clumping during . The other day it did the same thing except . If its not, charge it and try starting the tractor again. Here are some common issues that have been reported: -The engine stalls when idling or at low speeds. Overall, the Cub Cadet Intellipower system seems to be more trouble than its worth for many owners. Taxes, freight, set-upand delivery not included. Cub Cadet is a brand name of outdoor power equipment, mostly known for their lawn tractors. Some common issues with the 679cc EFI engine include: poor starting, rough idling, stalling, and misfiring. Financing available for online purchases*. Home. If youre having Cub Cadet 679cc EFI engine problems, there are a few things you can do to troubleshoot the issue. The official MTD Products Inc, website can be found at: http://www.mtdproducts.com. The Club Cadet EFI engine faces difficulty in starting. It would be warranty. Others have a Kawasaki or Kohler carburetor engine. Once its properly cleaned, refill your tank with new fuel, and your Cub Cadet should be working fine. If the electronic fuel injection system is faulty, it will need to be repaired or replaced. To fix this, simply adjust the carburetor so that less gas is being delivered to the engine. Make sure to follow this guide properly before you go down fixing your Cub Cadet. Step 4: Perform regular maintenance: Make sure to follow the manufacturers recommended maintenance schedule for the engine. Keep us posted on how they take care of you. Now at 35 hours the push button switch went bad and stuck the starter on. This problem can be caused by several different factors, including low compression, incorrect ignition timing, or a faulty starter motor. Repair. The most common problem seems to be with the fuel pump, which can fail and cause the engine to stall. Messages. Cub Cadets became known for their dependability and rugged construction. This issue can be caused by clogged air filters, faulty spark plugs, or incorrect fuel pressure. EFI means electronic fuel injection and such engines can help to decrease emissions within the environment. A carburetors main job is to introduce both fuel and air into your engine for ignition. . Cub doesn't make engines. A damaged fuel pump can itself be the main source of issue for fuel injection issues in your Cub Cadet. 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. 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