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I'd look at air next as you can check it in just a few minutes. Drain and refill the fuel tank with fresh diesel, install new fuel filters and bleed the lines. Make sure there is good voltage at the lift pump. Put back in and fuel was coming through. You are using an out of date browser. Kubota DH1101 engine marinized, 1998. Carefully clean connections or replace cables as necessary. Starter Issues If the engine doesn't turn over, locate the starter, which is near the radiator on the left or right side, depending on the model of your Kubota engine. The signs of a bad or damaged plug include low fuel consumption and a hard start. As mentioned earlier, proper airflow to an engine is just as important as the flow of fuel. If the fuel pump is not working properly, it can prevent the engine from getting the fuel it needs to run. Okay so I loosened the nut and turned the key and gas comes out like normal. In this case, you will need to clean the connections, which equates to adding a mixture of baking soda and water on top of the build-up and scrubbing off the corrosion. JavaScript is disabled. Note: This is a focused review on this issue for Kubota tractors. You can find it by following the fuel line back from the injection pump and the first thing you run into with wires is likely the lift pump. Faulty or damaged wiring in your Kubota tractor can also lead to the starting problem. 900 hours. If the safety switch on your tractor is faulty, you will need to take it to a mechanic and have them take a look at it. Take a look at the air filter and make sure that it is clean. However, if you want to try to fix the problem yourself, there are a few things that you can do. If your Kubota 3-cylinder diesel engine is not starting properly, you should start by checking the fuel system on your unit. If you want to clean it at home, consider buying a fuel injector cleaner. They will be able to diagnose the problem and fix it for you. You should also check the water level in the battery and make sure that it is full. He knows exactly what the challenges are to nurturing a thriving yard in difficult soil.Paul takes a practical approach to yard improvement and enjoys putting best practices and golden rules of lawn care to the test. It can be somewhat challenging to find this switch since it can even be mounted within the transmission. Black smoke may suggest restricted air intake usually due to a dirty air filter. If your Kubota tractor won't start, it could be due to the following: Dead Battery Corroded Battery Terminals Loose Battery Connection Faulty Safety Switches Bad Starter Motor Failing Starter Solenoid Bad Starter Relay Air in Fuel Lines Failing Fuel Pump Bad Fuel Quality Overheating Engine Clogged Fuel Filter or Fuel Lines Download one today. You must log in or register to reply here. If the fuel pump is not working properly, it can prevent the engine from getting the fuel it needs to run. They come in different shapes and sizes to handle different tasks, such as plowing, tillage, etc. This can be caused by several variables within the fuel system itself, but it can also be caused by an airflow issue. This is probably because the battery is dead or there are issues with the battery cables, such as caked on dirt or corrosion. Furthermore, it can also drastically affect your tractors fuel consumption. With the old battery (tractor battery) out of the equation, she started right up with no problems.. Great that you found the problem. A defective starter and wiring can also cause this problem. Thanks for any advice. However, if you want to try to fix the problem yourself, there are a few things that you can do. Can I Use H-Rated Tires Instead of V-Rated Tires? but I didn't see the sensor. That said, its important to remember that Kubota offers a wide range of tractor models and it doesnt appear that one model, in particular, seems to have more issues than the rest. Checked power (13.4 volts coming to the starter) Tried hot wiring the starter (give the S-terminal 12v. It was established in 1890 and has been on a roll since then. Welcome. If you dont keep the battery clean and free of corrosion, it will not last as long. The spark plug of a tractor engine can get damaged as you work around the farm. If it is not moving freely, apply some penetrating oil to the mechanism. Then let us know what you find. Check its disc, return spring, and all other components and make sure they are in good condition. Thanks for reading! Remove any corrosion on the terminals. Lets take a look at some of the ways that you can fix this issue. For a better experience, please enable JavaScript in your browser before proceeding. This can be caused by a variety of different things, such as a bad connection or a faulty starter solenoid. One of these is usually under the seat: the problem could be as simple as the switch being knocked out of place while you were in the seat, using your tractor. There could be many reasons for this issue, which we have discussed in this article. This is generally caused by lack of proper radiator airflow. To review, if your tractor is experiencing symptoms where it starts fine, but then suddenly shuts off, you most likely have a fuel starvation issue caused by lack of air or lack of fuel to the engine. Inspect the filter for any tears that may be causing debris from getting inside the engine. Check out the DynaTrap Mosquito & Flying Insect Trap Kills Mosquitoes, Flies, Wasps, Gnats, & Other Flying Insects Protects up to 1/2 Acre (link to Amazon). 1. When this is happening, you should be able to find the safety switch underneath the tractor. Fuel System Not Working If you think that there is a problem with the fuel system, you should take it to a mechanic and have them take a look at it. Is it possible that the air in the lines is between the inlet and the injectors? They will be able to diagnose the problem and fix it for you. If you decide to replace the starter solenoid yourself, there are a few things that you need to know. There was a little bit of bubbling as i tightened the fuel lines down. It has approx. I loosened the top injectors where they go into the engine head and cranked the engine and barely anything comes out but a few drips. Connect its leads to the wires to determine whether the wires of your tractor are good or not. SOLUTION: Remove any corrosion found on the wires. This can be caused by a variety of different things, such as a bad connection or a faulty fuel pump. Tractor blowing black smoke and doesnt have power, What do do when your diesel tractor is running rough, Tractor keeps stalling? Immediately recoils . Issues that can cause a tractor to click and not turn over include: Bad solenoid Faulty safety switches A dead battery or terminal corrosion Failing engine Whatever the problem is, it is essential to diagnose it first. I think it will cycle for 10 seconds each time as long as you turn the key off between tries. Mon Fri: 8 a.m. 6:30 p.m. If there is a problem with your fuel pump, you will need to take it to a mechanic and have them take a look at it. Unlike corporate website companies who write articles from an office overlooking a major city, the authors on this website live in small towns and regularly use many of the tips and recommendations provided in their own garden and lawn care. Usually there is some smoke from the exhaust while it's turning over but not now. Those molecules are then mixed with air, and change from a liquid to a gaseous state, also known as vaporization (source). We will also talk about how to prevent this from happening in the first place. Yes it will be self explanatory.. You'll see how it works.. A Kubota tractor battery typically has 12 volts. Battery good, gas gauge comes up, hear the fuel pump click, but nothing else. Turn the dial to the lowest setting in the resistance mode in the ohms portion of the meter. To check the fuel injector of your Kubota 3-cylinder diesel engine, you will first need to take it out of your engine. After that, see if it is clogged by carbon buildup. http://www.orangetractortalks.com/forums/showthread.php?t=20970&page=2. Furthermore, they also improve the soils quality, making them a must-have piece of equipment for every farmer. Lets dig out! Why Does My Grass Keep Dying? If your Kubota tractor is starting OK, but then shutting off, you most likely have an issue with fuel starvation. So, if youre having trouble getting your Kubota tractor started, keep reading! Kubota is a leading company that designs and produces top-quality solutions for farming. Just because several owners have reported these problems doesnt mean that Kubota tractors are not good tractors or that they are better avoided. It recently quit working and we started trouble shooting it. If the wires of your Kubota tractor are defective or have no voltage, you will likely have a hard time trying to start your Kubota 3-cylinder diesel engine. The crank sensor according to the diagram is located at the bell housing. Through this process, fuel is taken in its liquid state and broken down into very small molecules. the middle screw on the second glow plug is missing. When troubleshooting a potential airflow issue, youll first want to take a look at the air filter. If the safety switch is not working properly, it can prevent the engine from starting. Easy Fix!Does your lawn tractor only click when you go to start it? Sometimes the switch is conducting, and it is just out of adjustment. First of all, you should check the fuel filter. Loosen bolt, turn key on (no need to crank), wait for the fuel to stop bubbling, then tighten-you're done at that point. The first thing youll want to do is visually inspect the filter. If you feel air leaking out, you now know you need to replace that line. He knows exactly what the challenges are to nurturing a thriving yard in difficult soil.Paul takes a practical approach to yard improvement and enjoys putting best practices and golden rules of lawn care to the test. If you find that your Kubota tractor won't start, check the battery and rule out problems there. In that case, one of the secondary connections is the problem. This portion of the fuel system acts as a screen, protecting the internal portions of the engine from dirt, sludge, and other loose particles that can damage the engine if they get inside. If the answer is yes, you should purchase a replacement. If they are dirty, you can clean them with a wire brush. Turned out to be.Agriculture and Farm Equipment Kubota L4400 neutral start switch location, bypass possible. Usually smoke would indicate that you are at least getting fuel in the cylinder, black smoke usually indicates an over-fueled or under-aired condition. Does anyone know if the John Deere relay kit solution works for this situation? Does it sound like glow plugs need to be replaced? There are many components that work together to keep your engine running, and if any of those components goes bad, the Kubota 3-cylinder diesel engine may not start properly. Clean any visibly corroded connections in the starter system. I use right just as in car descriptions, that being my right if I was sitting on the machine. Owners report that there are times when the engine will fail to crank, and this seems to happen to multiple Kubota owners. Remove the glow plugs and hand-turn the engine to get rid of the water. There are many locations within the circuit where a connection problem could occur in cause the issue of clicking without turning over. However, it is advised to repair or replace worn-out engine valves ASAP as they can cause damage to other components of your engine. If this is the issue, there is a simple way to diagnose it. If a return line has a crack or a break in it, excess air can escape from the line, diminishing the pressure inside the engine that is required to convert the diesel fuel to power for the tractor. If it happens to crank, then you will need an SW-3 or starter solenoid. This tractor has optional two wheel drive and four wheel drive models that weigh 2340 pounds. Bad cables can contribute to a bad battery and starting issues. Download one today. Unplug the switch and check whether it conducts electricity with the plunger in the two positions. First it seemed like I had a dead, or dieing battery as it was very difficult to get it to turn over. Paul has a two-acre yard on red clay soil in Southeast Texas. Once you have done this, you should try starting your tractor again. See these articles for more insights: Diesel Tractor Running Rough? key stop solenoid will click when start switch is turned on. The Kubota 3-cylinder diesel engine is known for its exceptional fuel efficiency, so if you notice that your Kubota tractor is consuming more fuel than it usually does, a faulty fuel injector could be the reason. The water and fuel don't mix so you would have seen that when you checked for fuel up to the fuel filter. Another thing that you can do is check the fuel lines. They may look as though they are connected but might be loose, causing a misfire in electrical currents which can lead to unnecessary fuel shutoffs. Save my name, email, and website in this browser for the next time I comment. After checking the one underneath the seat, you can enlist the help of another person to sit on the seat to check the switches underneath the tractor. Sat: 8:00 a.m. 4:00 p.m. Sun: Closed, Mon Fri: 7:30 a.m. 5:30 p.m. Be extra careful not to damage the starter or any of the surrounding components. This is an issue that pops up much too frequently with tractors. I don't know how to tell if the fuel stop solenoid is working. If you are unsure about yours, the Kubota website has walk-through videos based on your tractors model. If it is dirty, you will need to replace it. Another common Kubota tractor problem reported by owners is the engine overheating. The cranking is kind of slow and sluggish but not too bad but I just can't seem to get it to start for some reason. The Fix Is In The Smoke Color! This can be a result of clogging or degradation of fuel system components, a plugged air filter, or a dirty spark plug. The fuel tank is full. Once you have found the right starter solenoid, you will need to install it. They will be able to diagnose the problem and fix it for you. Try jump starting directly on the starter. Established in 2009, we are the largest online community of Kubota tractor and equipment owners. The fuel oozes out but it's not like it's spraying all over the place when I loosen the nuts. If they are dirty, you can clean them with a wire brush. Copyright 2023 Endgame360 Inc. All Rights Reserved. Then, you can figure out the correct approach for getting your tractor up and running again. You can find replacement fuel lines at most auto parts stores as well. If youre getting an 11-volt reading or better on a charged battery, check the safety switch with an ohm meter or continuity tester. Didn't try setting it on high. After this, you should drain the fuel tank and refill it with fresh gasoline. (link to eManual Online). However, if these items do not bog down and you still hear the clicking noise, then you will still need an SW-3. If there is no leakage, you can jump-start the battery. Remove corrosion from the. Its Elk Groves first annexation since Laguna West in 2003 and potentially one of its biggest https://t.co/2PGWSjROtI. It is this process that allows an engine to metabolize the fuel and use it to power the machine. If there is a problem with the starter motor, it will prevent the engine from turning over and starting up. Check for a mouse nest in the air intake system, filter, and hose. Overall, there are a few problems that owners seem to deal with the most. Start by disconnecting the line from your fuel filter to your fuel pump. Prices pulled from the Amazon Product Advertising API on: Product prices and availability are accurate as of the date/time indicated and are subject to change. No smoke=no fuel obviously. If your not gonna take it apart.. how are u going to fix anything?? In many cases, it doesnt make sense to repair them because getting a new engine (or replacing the tractor entirely) will be the economical choice. There are many cases where power will not pass appropriately from the battery to the cables because of the battery connections. While the most common reason your Kubota tractor wont start and it just clicks is a dead battery, there could be also a problem with the electrical system, or, less common, the fuel injection system. But first, lets keep in mind that most Kubota tractor owners rate their experience at either 4 or 5 out of 5 stars on Consumer Affairs. When this happens, find out how to bleed a Kubota diesel engine or get professional assistance. If they are the problem, replace them, and your Kubota 3-cylinder diesel engine will start properly.