why won't my electric lawnmower start

Why Won’t My Electric Lawnmower Start? Troubleshooting Tips & More!

Last Updated on February 6, 2023

Are you having a hard time starting your electric lawnmower? Don’t worry, it happens to the best of us. It’s frustrating when something as simple as mowing the grass can suddenly become such a hassle. But don’t despair. We have some helpful tips and advice for why won’t my electric lawnmower start so that you’ll be up and running again in no time. From common causes of malfunctioning to troubleshooting tips and preventative maintenance – we’ve got all the information you need on the question, “why won’t my electric lawnmower start?”. Plus, know when is it worth calling in a professional before taking matters into your own hands.

Table of Contents:

Common Causes of Electric Lawnmower Malfunctions

When it comes to electric lawnmowers, malfunctions can be a common occurrence. There are several potential causes of these issues, some of which may require professional help while others can be solved with simple DIY troubleshooting.

One of the most common causes is a faulty spark plug. This small part is responsible for igniting the fuel in your mower’s engine and if it’s not working properly, your mower won’t start or run correctly. To check if this is the problem, remove the spark plug from its housing and inspect it for any signs of damage or corrosion. If you find any problems then replace it with a new one before attempting to restart your mower again.

Another possible cause could be a clogged air filter. The air filter helps keep dirt and debris out of your engine and when blocked up, will reduce airflow causing poor performance or even complete failure to start at all. To check if this is an issue simply remove the filter from its housing and give it a good clean using compressed air or soap & water before replacing back into position on your mower’s engine.

why won't my electric lawnmower start

Finally, another potential culprit could be dead battery power – especially if you haven’t used your electric lawnmower in a while. Make sure that all connections are secure between the battery terminals and cables as well as checking that there’s enough charge left in them by using an appropriate voltage meter (or multimeter). If they’re both fine then try charging them overnight before attempting to use again – just make sure that you don’t leave them plugged in for too long otherwise they might overcharge.

Preventative maintenance is also key when trying to avoid electric lawnmower malfunctions; regularly cleaning out any build-up inside its casing such as grass clippings or leaves will ensure optimal performance over time whilst also keeping parts like blades sharpened and lubricated so they don’t become dull quickly during use. This should help prevent more serious breakdowns down the line too.

Common causes of electric lawnmower malfunction can range from a dead battery to a faulty spark plug. To get your mower running again, it’s important to first identify the source of the problem. Next, we’ll look at some troubleshooting tips that may help you diagnose and fix the issue.

Key Takeaway: Key takeaway: To prevent electric lawnmower malfunctions, regularly clean out any build-up inside its casing and keep parts like blades sharpened and lubricated. DIY troubleshooting tips include checking the spark plug for damage or corrosion, cleaning a clogged air filter and making sure the battery has enough charge.

Troubleshooting Tips

If your electric lawnmower doesn’t start, don’t panic. There are a few simple troubleshooting steps you can take to get it up and running again.

First, check the spark plug. This is one of the most common causes of an electric mower not starting. If the spark plug looks corroded or damaged in any way, replace it with a new one.

Next, check the air filter for dirt and debris that could be blocking airflow to the engine. Clean or replace as needed before attempting to start your mower again.

You should also test your battery if you have an electric mower that runs on batteries rather than gas or electricity from an outlet. Make sure all connections are secure and clean off any corrosion before testing with a voltmeter or multimeter set to DC volts setting (usually 20V). If voltage is low, charge your battery overnight and try again in the morning – this should do the trick.

Finally, make sure all safety switches are engaged properly so they can send power to the motor when activated by pulling on its cord handlebar switch (if applicable). You may need help from someone else who can watch while you pull on this switch so they can tell if it’s engaging correctly or not – sometimes these switches just need some lubrication too.

If you’ve tried all of the troubleshooting tips and your electric lawnmower still won’t start, it may be time to move on to preventative maintenance.

Key Takeaway: The key takeaway is to take preventative maintenance measures such as changing out oil filters and checking blades for sharpness/dulling, in addition to troubleshooting steps like checking the spark plug, air filter, battery, and safety switches.

Preventative Maintenance

Regular maintenance is essential for keeping electric lawnmowers running smoothly and avoiding costly repairs. Without regular maintenance, your mower can malfunction or break down completely. It’s important to check the oil level in your mower before each use, as well as the blade sharpness and condition of any belts or cables.

It’s also important to clean out grass clippings from underneath the deck after each use. This will help keep air flowing through the engine and prevent overheating. Additionally, you should periodically inspect all hoses and replace them if they are cracked or leaking fluid. If you notice any strange noises coming from your mower while it is running, this could be a sign that something needs replacing or repairing right away.

Finally, always store your electric lawnmower in a dry place when not in use – preferably indoors – to prevent corrosion due to moisture buildup over time caused by rainwater exposure outdoors.

Regularly checking and maintaining your electric lawnmower is key to avoiding future issues. However, if you’re still having problems starting it up, it may be time to call in a professional for help.

When to Call a Professional

When it comes to home and garden maintenance, there are some tasks that require the help of a professional. This is especially true when it comes to electric lawnmowers, which can be complex pieces of machinery. If your electric lawnmower won’t start, here are some signs that you should call in a professional for help:

No Power

If your electric lawnmower has no power at all—that is, if none of the buttons or switches works—then this could be an indication that something more serious than just a simple fix is wrong with the machine. In these cases, it’s best to call in a professional who can diagnose and repair any underlying issues.

Motor Won’t Turn Over

why won't my electric lawnmower start

Another sign that you need expert assistance with your electric lawnmower is if the motor won’t turn over when you press down on the switch or button. This could mean anything from loose wiring connections to worn-out parts inside the engine itself. A qualified technician will be able to identify what’s causing this issue and get your mower up and running again quickly and safely.

Clogged Air Filter

A clogged air filter can also prevent an electric lawnmower from starting properly. The air filter needs regular cleaning or replacement depending on how often you use your mower; however, if yours hasn’t been serviced recently then chances are it’s full of dirt and debris which can cause problems with starting up again after being turned off for extended periods of time. Calling in a pro will ensure that this problem gets fixed correctly so you don’t have any further issues down the line.

Low Battery Charge

Finally, low battery charge may also prevent an electric lawnmower from turning on properly as well as reducing its overall performance while cutting grass too short or unevenly due to lack of power output during operation time frames. It is important to check your battery regularly for signs of wear and tear; however, if yours isn’t holding enough charge anymore then calling in a specialist might be necessary so they can replace or recharge it accordingly before any further damage occurs.

Key Takeaway: If your electric lawnmower doesn’t start, it could be due to several issues such as no power, the motor won’t turn over, a clogged air filter or a low battery charge. To avoid further damage and get the mower running again quickly and safely, call in a professional for help.

FAQs in Relation to Why Won’t My Electric Lawnmower Start

What causes an electric lawn mower not to start?

There are several possible causes for an electric lawn mower not to start. The most common is a lack of power, either due to the battery being dead or disconnected, or the power cord not being plugged in properly. Another cause could be a faulty switch or wiring issue. Finally, it may also be caused by debris clogging up the blades and preventing them from turning when the motor is activated. If none of these issues can be identified, then it’s best to take your mower to a qualified technician for repair.

What is the first thing to check if a lawn mower won’t start?

The first thing to check if a lawn mower won’t start is the spark plug. This small component is responsible for igniting the fuel in the engine, so it’s essential that it works correctly. If it’s dirty or worn out, then you’ll need to replace it. Additionally, make sure there are no obstructions blocking the air filter and that all of the cables are connected properly. Finally, check your fuel tank and ensure there is enough gas for your mower to run smoothly. With these steps taken care of, you should be able to get your lawn mower up and running again.


In conclusion, it’s important to be aware of the common causes behind electric lawnmower malfunctions and how to troubleshoot them. Taking preventative measures such as regular maintenance can help you avoid bigger problems down the line. If the question, “why won’t my electric lawnmower start?” arises and it can’t be fixed despite your best efforts, then it may be time to call a professional for assistance.

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