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When your lawn mower solenoid keeps going bad, it's often due to corrosion, heat, and wear and tear causing failure. Heat, corrosion, and wear and tear are common culprits for a failing starter solenoid. These factors can lead to overheating, burnout, or stuck positions in the solenoid, eventually causing it to go bad. Moisture and dirt accumulation and inconsistent power supply can also contribute to solenoid malfunctions. To troubleshoot and address the issue effectively, it's essential to understand the common causes of solenoid failure and how they manifest in your lawn mower. By diagnosing and addressing these issues, you can prevent recurring solenoid problems and ensure the smooth operation of your lawn mower. Common Causes Of Lawn Mower Solenoid Failure Common Causes of Lawn Mower Solenoid Failure Corrosion on the lawn mower solenoid can lead to electrical conductivity issues. Excessive heat can cause the solenoid to malfunction due to overheating. Continuous usage and wear can deteriorate the solenoid components over time. Symptoms Of A Bad Lawn Mower Solenoid Identifying the symptoms of a faulty lawn mower solenoid is crucial for resolving issues and ensuring smooth lawn mower operation. Here are the tell-tale signs to look out for:Engine Does Not Start If the engine does not start when the key is turned, it could indicate a defective solenoid. This is a common symptom of a malfunctioning solenoid, which hinders the starter motor from engaging and initiating the engine's combustion process. No Click Sound When Turning The Key Another clear indication of a bad lawn mower solenoid is the absence of the distinctive click sound when turning the key in the ignition. This lack of clicking noise points to a potential failure of the solenoid to engage the starter motor. Intermittent Starting Issues Experiencing intermittent starting problems, where the lawn mower starts unpredictably or inconsistently, could signal a faulty solenoid. This irregular starting behavior may be attributed to an unreliable connection within the solenoid, leading to inconsistent engagement of the starter motor. Recognizing these symptoms can help in promptly addressing the issues with the lawn mower solenoid, ensuring optimal performance and extending the equipment's lifespan. Testing And Diagnosing A Bad Lawn Mower Solenoid When your lawn mower's solenoid keeps going bad, it can be frustrating and inconvenient. However, testing and diagnosing the issue can help resolve the problem efficiently. By taking a systematic approach to troubleshooting, you can identify the specific cause of the problem and take the necessary steps to fix it.Testing The BatteryTo begin the diagnostic process for a bad lawn mower solenoid, testing the battery is crucial. Ensure that the battery has a sufficient charge, as low voltage can affect the proper functioning of the solenoid.Testing The StarterNext, it's essential to test the starter to determine if it's functioning correctly. A faulty starter can put strain on the solenoid, leading to premature failure.Checking Continuity Between Battery And SolenoidChecking the continuity between the battery and solenoid is another critical step in diagnosing a bad solenoid. This helps identify any interruptions or issues in the electrical connection, which could be contributing to the problem.Key Switch EvaluationEvaluating the key switch is important to ensure that it's functioning properly. A malfunctioning key switch can affect the operation of the solenoid and lead to recurring issues.By systematically testing these components, you can pinpoint the exact cause of the bad solenoid and take targeted measures to address the problem, ensuring optimal performance of your lawn mower. Credit: m.youtube.com Factors That Contribute To Lawn Mower Solenoid Failure Lawn mower solenoid failure can be caused by a combination of corrosion, heat, and wear and tear. This can lead to the solenoid overheating and burning out, making it unreliable. Additionally, power interruptions can cause the solenoid to get stuck in a specific position. [if lte IE 8]> <![endif] <![endif] Lawn Mower Solenoid Failure Factors Inrush Current High inrush current is the initial excessive electrical surge that occurs when a solenoid is activated, putting stress on the coil. Ambient Temperature Ambient temperature plays a crucial role as extreme heat or cold can impact the solenoid's performance, leading to premature failure. Loss Of Power Power loss is a common issue that can cause a solenoid to malfunction, often due to interrupted electrical supply to the coil. https://www.youtube.com/watch?v=GIWl-BMXBGk Maintenance And Prevention Tips To Avoid Solenoid Failure Regular maintenance is crucial to ensure the smooth functioning of your lawn mower's solenoid. By taking a few simple steps, you can prevent solenoid failure and extend the lifespan of your equipment. Below are some essential tips to help you maintain your solenoid:Cleaning And Lubricating TerminalsOver time, the terminals of your solenoid can accumulate dirt, debris, and corrosion, leading to poor electrical connections. To prevent this, regularly clean the terminals using a wire brush or sandpaper. For long-lasting protection, apply a thin layer of dielectric grease to the terminals, which will repel moisture and prevent corrosion. This simple step can significantly enhance the performance and durability of your solenoid.Replacing Corroded CablesCorroded cables can impede the flow of electricity, causing strain on the solenoid and increasing the risk of failure. Inspect your cables regularly for signs of corrosion, such as rust or greenish buildup. If you notice any corrosion, it's essential to replace the cables promptly. Ensure that you use high-quality cables that are suitable for your lawn mower model, as this will provide optimal conductivity and prevent future corrosion issues.Keeping Solenoid Connections TightA loose connection can result in electrical arcing and excessive heat, leading to solenoid failure. Check all the connections of your solenoid regularly and ensure they are securely tightened. If you find any loose connections, gently tighten them using a wrench or pliers. This small maintenance task can go a long way in preventing unnecessary strain on your solenoid and potentially saving you from costly repairs.Monitoring Solenoid TemperatureExcessive heat is one of the leading causes of solenoid failure. Ensure that your solenoid is operating within the recommended temperature range by regularly monitoring its temperature during use. If you notice that the solenoid feels excessively hot to the touch or emits a burning odor, it could be a sign of overheating. In such cases, it is advisable to consult a professional technician to diagnose the issue and prevent further damage.By implementing these maintenance and prevention tips, you can significantly reduce the risk of solenoid failure in your lawn mower. Regularly cleaning and lubricating the terminals, replacing corroded cables, keeping solenoid connections tight, and monitoring the solenoid temperature are all simple yet effective ways to ensure the longevity and optimal performance of your equipment. Credit: startersolenoid.net Credit: www.homedepot.com Frequently Asked Questions On Lawn Mower Solenoid Keeps Going Bad Why Does My Starter Solenoid Keep Going Out? The starter solenoid can fail due to corrosion, heat, and wear and tear over time causing it to burn out. What Causes A New Solenoid To Go Bad? The high inrush current can cause a new solenoid to go bad if the plunger fails to close, resulting in overheating and burnout. Corrosion, heat, and wear and tear are common contributors to solenoid failure. An interrupted power supply can also lead to a solenoid getting "stuck" open or closed. Why Does My Solenoid Keep Getting Stuck? Solenoids can get stuck due to power loss, corrosion, heat, and wear and tear, causing them to fail. If a solenoid loses power or experiences interruptions, it may remain stuck in its last position. Additionally, abnormal temperatures can lead to solenoid burnout, necessitating repair or replacement. Conclusion If you are constantly facing starter solenoid issues, it could be due to corrosion and wear. Regular maintenance and checks can help prevent future failures. Understanding the causes and symptoms can save you time and money in the long run. Keep your lawn mower running smoothly by addressing solenoid problems promptly.