Part 1 Starting the Engine Download Article 1 Sit firmly in the seat. Fortunately, it is easy to check the ignition switch on a riding lawn mower to make sure it is in good working order. Detailed Guide on How to Clean Lawn Mower Carburetor. If you measure voltage at the coil but the internal contact doesn't click, the starter solenoid is to blame. No Clicking Noise When Trying to Start the Engine. If your riding lawn mower doesn't do anything when you turn the key to start the engine, it could be a variety of things. If the engine starter motor turns over or runs then the starter ignition switch is faulty and requires replacement. Another way to test the switch is to use an ohmmeter. Motion detectors, switches, and sensors have in-built override functions. This can be done by wiring a push-button switch to the starter motor, bypassing the ignition switch entirely. Carefully move the fuel tank out of the way. You can do this by checking the obvious places where the power is coming into the switch, such as the power and ground wire terminals, or any other terminals connected to the switch. The symptoms of a bad solenoid can vary depending on the type and location of the solenoid, but some common signs include: difficulty starting the engine, difficulty turning the engine off, engine misfires, a clicking sound when starting the engine, the engine wont crank or turn over, the starter motor will run continuously even after the ignition is turned off, and engine stalling. Sit firmly on the seat. This implies that the starter solenoid is getting power from the battery. Look up your model to make sure you get the right parts for your mower. Replace the starter solenoid because the coil is getting power but not closing the internal contact to send power to the starter motor. Despite the fact that starting a lawn mower with a bad starter is a bit tricky, it shouldnt worry you much. Likewise,how do you know if the ignition switch is bad on a riding lawn mower? If you suspect your sensors are on an override, our team suggests to reconnect them before starting the device. . It could be, but it could also mean that any part of the starter circuit is faulty. Tuck the cables away from the battery to keep them from touching the posts and accidentally restoring power. How can you tell if a solenoid is bad? If not, your lawnmower has a problem since it is weak or dead. When you turn the key to the start position, the ignition switch sends power through the white wire and energizes the coil inside the solenoid. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,600],'remodelormove_com-medrectangle-4','ezslot_4',156,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-medrectangle-4-0'); If the fuel supply is the problem then, check the fuel filter and the fuel line to ensure that theyre not blocked or blocked off. The sensors are a fairly basic on/off switch type, and they seldom cause problems. The ignition switch or ignition coil can be the problem and you'll have to test them. Analytical cookies are used to understand how visitors interact with the website. A four-cycle engine powers the riding mower (intake, compression, combustion, and exhaust). Corrosion, which can happen in areas of high moisture, will cause the connection points of the solenoid to break down, or the terminals can rust, preventing current from flowing through them. Consult the owner's manual to verify the location. 1) One of the starter solenoid terminal posts is connected to the positive red battery connection (positive). You should be able to find out the problem with your tractor or mower yourself. Once the problem is identified, the necessary parts can be replaced to get the mower running again. Why is my riding mower leaking oil or gas? It is possible to bypass the ignition switch, depending on the type of vehicle you have. This website uses cookies to improve your experience while you navigate through the website. 7 How can I tell if my Craftsman lawn mower is working? Unscrew the bolt holding the governor flap next to the flywheel with the proper sized wrench. Finally, a faulty ignition switch can also cause some safety concerns like the cruise control abruptly cutting out, the brakes becoming unresponsive, or the windshield wipers being slow to respond. Use the multi-meter's red probe to touch the positive terminal and the black probe on the negative terminal. If you buy something through our posts, we may get a small commission. One of the most important parts of a riding lawn mower is the ignition switch. Once the correct replacement part is selected, the technician can then replace the solenoid, test it for functionality, and, if successful, restore the system to full operation. What is the life expectancy of a zero turn mower? Well send you a nice letter with latest posts once per week. If youre sure youve got everything right and checked cables, proceed totroubleshoot the mower problemusing the step above. These terminals are along each other's diagonal at the bottom of the switch. After 5 turns around lawn it just stopped. When you insert your key into the ignition switch and nothing happens or it just doesn't feel right when you turn your key, you may have a bad ignition switch preventing your riding mower from starting. Connect one end of a jumper wire from the batterys positive terminal, and touch the small lug on the engine starter solenoid that is marked S with the other end to test the starter ignition switch. The starter has malfunctioned or the engines coil isnt receiving power from the battery, on the other hand, if you dont hear the engine click. When the key is in the on position, the multimeter should read a positive voltage. When you are certain that everything and the wires have been inspected, move on to the next step in troubleshooting the mower issue. Your email address will not be published. A bad solenoid may click if it is stuck in the on position, as it is attempting to switch the power on. To give you a better view, weve removed the hood. This cookie is set by GDPR Cookie Consent plugin. This is very common on riding mowers, as it's stored over winter, and the battery will slowly discharge. Well, a dead battery wont power up the starter system and could prevent the solenoid coil from clicking. To check your ignition switch, you can use an ohmmeter to see if there is any connection between the S and B terminals. To push a riding mower equipped with hydrostatic drive it will be necessary to disengage the fluid drive by activating the manual bypass valve. Access the battery. Testing the ignition switch on a lawn mower can be done in the following steps: 1. What is the significance of the click when you turn the key? This type of riding mower is common, but the wiring and components in yours might be different. If your mower has hood lights, or dash lights go ahead and turn them on. In extreme cases, a bad solenoid can cause electrical shorts or even fires, so it is important to have it diagnosed and replaced as soon as possible. What does a clicking solenoid mean? Checking the battery and its connections is also a good idea. Battery This means its contacts complete the B and S terminal circuit and can send voltage to the solenoid. A zero-turn mower can move at speeds of up to 8 MPH, compared to a riding mowers top speed of about 4 MPH. Contact the positive terminal of the multi-meter with the red probe and the negative terminal with the black probe. In the case of a riding mower, it only begins when we are sitting on it. The trick is to turn the key to the start position repeatedly about 10 times in a row. A failing ignition switch can also cause issues with electrical power throughout the car. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-leader-4','ezslot_18',164,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-leader-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-leader-4','ezslot_19',164,'0','1'])};__ez_fad_position('div-gpt-ad-remodelormove_com-leader-4-0_1');.leader-4-multi-164{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}Ultimately, if you are experiencing any of the above signs or symptoms, it is likely time to get your ignition switch checked and potentially replaced. If you measure infinite resistance, find and repair the break in the red wire. If you measure infinite resistance, replace the fuse because it's blown. Should I call an expert if the riding lawnmower wont start when I turn the key? With the mower turned off, inspect the drive belt. Put the Gear to Neutral. You can learn more about this here. Saves the trouble of having to use a diode there too. Husqvarna Gas Tank is Empty The most obvious answer to your Husqvarna not starting is the lack of fuel. Here's a video that shows you how to replace the starter solenoid. It can be caused by a variety of issues, from a dead battery to a broken spark plug or fuel issue. If your riding lawn mower does nothing when you try to start itnot even a click when you turn the keythe starter solenoid could be the problem. Make that the parking brake is activated and the blades are removed before taking any action. Is mowing your uneven and hilly lawn a challenging and daunting task? Avoid a jump start mower to prevent damages to the on-board system. Keep an eye out for gas leaks, blocked filters, and ruptured tubes. Clip-on meter probes are required unless you have a helper who can turn the ignition key while holding the solenoid coil wire probes. Check out our other repair videos on the Sears PartsDirectYouTube channel and subscribe to get notices when we post new videos. 4) When the key is turned to the start position, the ignition switch activates the white wire, supplying power to ignite the solenoids coil. Repeated clicking sounds usually indicate a dead battery. 2) The starter motor receives electricity from the black wire that connects to the other main terminal on the starter solenoid (negative), enabling the engine to start. Nothing is more annoying than a defective lawnmower. Locate the wiring harness on the mower. Pull the Throttle onto Choke Position Move its lever in order to engage the choke. Set the multimeter to measure DC voltage. It just keeps going and going.This video is for entertainment purposes only. The fuse in this mower is right here next to the starter solenoid, but we need to pull out the battery and battery box to access the fuse. Install the new switch in reverse order of removal. The coil closes an internal contact to send power from the red battery cable to the black wire, which powers the starter motor to spin the engine. Inspect your battery terminals and cables, and test the battery. But, is voltage getting through the red battery cable to the red terminal post? To check your ignition switch, you can use an ohmmeter to see if there is any connection between the S and B terminals. Similarly, you may ask,why would a riding lawn mower not start? On the other hand, when you don't hear a click from the engine, the starter has failed, or its coil isn't getting power from the battery. Started testing relays and switches. Having a functioning ignition switch is key for proper performance and safety on the road, so it is recommended that if you notice any of the above behavior, to get it looked at soon. If the engine fails to start, the switch most likely needs to be replaced. The charger should work on at least 10volts to charge the battery. To check the blade switch, our experts recommend to do the following: Like before, 0 ohms implies your blade switch is good, while infinite resistance means you need to replace it. If you have turned the key on your lawn mower and nothing happens, the first step you should take is to check the fuel tank. Use the key to turn the ignition switch and start the engine. Why does my lawn mower start but not stay running? Also, you can set the lever between the slow and fast settings. How do you know if your starter solenoid is bad? When I turn the key, nothing. i checked it all over at the dealership as soon as it came off the truck (i had to order unit). Save my name, email, and website in this browser for the next time I comment. Testing a solenoid with a multimeter is an easy process, but it is important to understand the readings that your multimeter will give you in order to properly assess the solenoids condition. The governor flap next to the next time I comment Download Article 1 Sit firmly in the following:. Can send voltage riding mower does nothing when i turn the key the starter motor turns over or runs then the starter motor cables, totroubleshoot. The fluid drive by activating the manual bypass valve browser for the next step troubleshooting. Weve removed the hood the fuel tank out of the click when you turn the key move... 10 times in a row certain that everything and the negative terminal with the mower running again:.. A lawn mower is the lack of fuel to use an ohmmeter set by cookie... Can also cause issues with electrical power throughout the car website uses cookies to improve your experience while you through! 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