How to Change A Lawn Mower Oil

Changing the oil on your lawn mower is essential for keeping it running smoothly and extending its lifespan. In this guide, we’ll take you through the steps to change the oil on your lawn mower, including what tools you’ll need and how often you should do it. With our helpful tips and tricks, you’ll be able to tackle this task with confidence and get back to enjoying a healthy, well-maintained lawn.

How to Change A Lawn Mower Oil

Changing the oil in your lawn mower is an essential part of its maintenance routine. It helps to keep the engine running smoothly and extends the life of your mower. If you’re not sure how to change the oil in your lawn mower, don’t worry, it’s a simple process that you can do in just a few steps.

Step 1: Check the Oil Level

The first step in changing your lawn mower oil is to check the oil level. You can do this by removing the oil cap and wiping the dipstick clean. Then, insert the dipstick back into the oil reservoir and remove it again to check the oil level. If the oil level is low, it’s time to change the oil.

Step 2: Drain the Old Oil

Once you’ve determined that you need to change the oil, it’s time to drain the old oil. To do this, you’ll need to locate the oil drain plug on your lawn mower. The location of the drain plug varies depending on the mower model, so consult your owner’s manual for specific instructions. Once you’ve located the drain plug, place a container underneath it to catch the old oil. Remove the drain plug and allow the oil to drain completely.

Step 3: Replace the Oil Filter

While you’re changing the oil, it’s also a good idea to replace the oil filter. The oil filter helps to remove contaminants from the oil, which can extend the life of your engine. To replace the oil filter, simply remove the old filter and replace it with a new one. Be sure to lubricate the gasket on the new filter before installing it.

Step 4: Refill with New Oil

After you’ve drained the old oil and replaced the oil filter, it’s time to refill the engine with new oil. Refer to your owner’s manual to determine the type and amount of oil needed for your lawn mower. Once you’ve obtained the correct oil, fill the oil reservoir through the oil fill cap. Be sure not to overfill the reservoir, as this can cause engine damage.

Step 5: Run the Engine and Check the Oil Level

After you’ve refilled the oil reservoir, start the engine and let it run for a few minutes. This will allow the new oil to circulate throughout the engine. Once you’ve run the engine for a few minutes, turn it off and check the oil level again. If the level is low, add more oil as needed.

In conclusion, changing the oil in your lawn mower is a simple task that you can do yourself with just a few tools and some basic knowledge. By following these steps, you can help to ensure that your lawn mower runs smoothly and lasts for many years to come. Remember to consult your owner’s manual for specific instructions and always wear protective gear when working with machinery.


Why should I change my lawn mower oil?

It’s important to change the oil in your lawn mower regularly to keep the engine running smoothly and prevent it from overheating. Old or dirty oil can cause your lawn mower to run poorly or even damage the engine.

How often should I change my lawn mower oil?

It’s recommended to change your lawn mower oil every 50 hours of use or at least once a year. If you use your lawn mower frequently, it may need to be changed more often.

How do I change my lawn mower oil?

First, warm up the engine by running it for a few minutes. Then, remove the oil drain plug and let the old oil drain into a container. Replace the drain plug and refill the engine with the recommended oil type and amount. Be sure to check the oil level with the dipstick to ensure it is at the correct level.

Can I reuse old oil in my lawn mower?

No, it’s not recommended to reuse old oil in your lawn mower. Used oil can contain contaminants that can damage the engine.

What should I do with the old oil?

It’s important to dispose of old oil properly. Check with your local recycling center or auto parts store for information on how to dispose of used oil safely.

Final Thought

In summary, changing your lawn mower oil regularly is important to keep your engine running smoothly and prevent damage. Be sure to follow the recommended guidelines for how often to change the oil and how to properly dispose of the old oil.

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Alycia has a degree in horticulture and has been working in the gardening industry for over a decade. She oversees the content on Best Lawn Mowers and ensures that our articles are informative and accurate. In her free time, Alycia enjoys hiking, cooking, and spending time with her two cats.