Are you noticing that your lawn mower is kicking up more smoke than usual? Is it leaving behind a trail of oil wherever you go? Chances are, your lawn mower has excess oil buildup. This can not only be harmful to your lawn mower but also to the environment.

But don’t worry – removing excess oil from your lawn mower is a fairly simple process that you can do on your own with just a few basic tools.

First, you’ll need to gather the necessary tools, which include a wrench, an oil pan, rags, and a new oil filter. Once you have these ready, you can start draining the excess oil from your lawn mower.

It’s important to clean the oil filter as well to ensure that your lawn mower is running smoothly. After refilling the oil and checking the oil level, you can start up your lawn mower and enjoy a more efficient and eco-friendly mowing experience.

Here we’ll break it down step-by-step, and give some tips for preventing excess oil buildup in the future.

Identify the Problem

Now, you’re probably wondering why there’s so much oil on your lawn mower and how you can get rid of it, right? Well, it’s a common problem that many lawn mower owners face.

The most common causes of excess oil on your lawn mower are overfilling the oil tank, a clogged air filter, or a damaged oil seal.

Overfilling the oil tank can cause the oil to leak out and pool onto the lawn mower’s engine, while a clogged air filter can cause the engine to run too rich, resulting in excess oil consumption. A damaged oil seal can also lead to oil leaks and excess oil on your lawn mower.

To troubleshoot the problem, start by checking the oil level in the tank. If the oil is overfilled, drain some of it out until it reaches the recommended level. If the oil level is correct, check the air filter for any clogs or damage.

A dirty or damaged air filter will need to be replaced. Lastly, check the oil seal for any cracks or damage. If the oil seal is damaged, it will need to be replaced as well.

Gather Necessary Tools

First, you’ll need to grab the tools necessary to get the job done efficiently. You can start by getting a container that’s large enough to hold the excess oil from your lawn mower. You can use an oil drain pan, a plastic jug, or any container that’s clean and won’t leak.

Next, you’ll need a pair of gloves to protect your hands from the oil. You can choose disposable gloves or a pair of heavy-duty rubber gloves.

Finally, you’ll need a wrench to remove the oil filter. Make sure you have the correct size wrench for your lawn mower.

Once you have gathered all the necessary tools, you can start the process of removing the excess oil from your lawn mower.

It’s important to note that lawn mowers have different types of oil filters, so it’s best to consult your owner’s manual to determine the type of filter your lawn mower has. This will help you avoid damaging the filter during the removal process.

Drain the Excess Oil

Drain the Excess Oil

Now that you’ve gathered the necessary tools, it’s time to drain the excess oil from your lawn mower.

The first step is to locate the drain plug, which is usually located on the underside of the mower.

Once you’ve located the drain plug, use a wrench to loosen it and allow the excess oil to drain out completely.

Locate the Drain Plug

To find the drain plug, simply look for the lowest point on the lawn mower – remember, “low and slow is the way to go!”

The drain plug is typically located on the underside of the engine. It may be a bolt or a plug that can be removed with a wrench or pliers.

Before removing the plug, make sure the engine is cool and the oil has had time to settle to the bottom of the mower.

It’s important to regularly maintain your lawn mower by changing the oil and checking for excess buildup.

One common mistake when changing oil is forgetting to locate the drain plug.

Drain the Oil

Make sure you’re not missing a step by draining out the old, dirty oil and replacing it with fresh, clean oil to keep your mower running at its best.

To drain the oil, follow these steps:

  • Check the oil level to make sure it’s low enough to drain. If it’s not, run the mower for a few minutes to warm up the oil and make it easier to drain.
  • Locate the drain plug, which is usually located on the underside of the mower near the blade. Place a container underneath the plug to catch the oil.
  • Remove the drain plug and let the oil drain out completely. This may take a few minutes, so be patient.
  • Once the oil has drained, dispose of it properly. Do not pour it down the drain or throw it in the trash. Check with your local waste management facility for instructions on how to dispose of used oil.

Clean the Oil Filter

First, you’ll want to get a grip on the oil filter and remove it carefully, like a delicate flower from its stem. This is an important step in oil filter maintenance to ensure that it is not damaged during removal.

Common oil filter issues include damage to the threads or the filter itself, which can lead to leaks or decreased filtration efficiency. Once the oil filter is removed, inspect it for any signs of damage or wear.

To clean the oil filter, you’ll need to use a specialized cleaning solution or solvent. In a 3×3 table, mix equal parts of cleaning solution and water, then submerge the oil filter in the mixture.

Use a soft-bristled brush to gently scrub away any dirt or debris from the filter. Rinse the filter thoroughly with water and allow it to dry completely before reinstalling it.

Refill with Fresh Oil

Refill with Fresh Oil

Once you’ve successfully cleaned the oil filter, it’s time to replenish your lawn mower’s engine with fresh oil.

Begin by checking the owner’s manual for the recommended type and amount of oil for your specific mower model. It’s important to use the correct type of oil to ensure optimal performance and longevity of your mower.

Consider using synthetic oil as it offers several benefits over conventional oil, such as better lubrication, improved engine cleanliness, and longer intervals between oil changes.

However, regardless of the type of oil you choose, it’s crucial to perform regular oil changes to prevent buildup of contaminants and to keep your mower running smoothly.

Make sure to check the oil level with the dipstick and add more oil as needed to reach the recommended level. With a fresh supply of oil, your lawn mower is ready to tackle your yard work with ease.

Check the Oil Level

To ensure proper lubrication, you’ll want to check the oil level in your engine using the dipstick. This is an important step in maintaining the health of your lawn mower, as low oil levels can cause damage to the engine and reduce its lifespan. Regular oil checks can help prevent these issues and keep your mower running smoothly.

Here are some signs of low oil levels to look out for: unusual engine noises, smoke coming from the engine, and poor performance. If you notice any of these symptoms, it’s important to check the oil level immediately.

To do so, locate the dipstick on your lawn mower and remove it. Wipe it clean with a rag, reinsert it, and remove it again to check the oil level.

Use the table below to interpret the oil level on your dipstick and add oil as needed. Remember to always use the recommended type of oil for your mower to ensure optimal performance.

Oil LevelInterpretation
Above the Full MarkOverfilled
Between Full and Add MarkNormal
Below Add MarkLow

Start the Lawn Mower

Now that you’ve checked the oil level, it’s time to start your lawn mower and assess the amount of excess oil in it.

To do this, first make sure that you’re in a well-ventilated area and that you’re wearing appropriate safety gear such as gloves and eye protection.

Once you’re ready, follow these steps:

  • Step 1: Turn the lawn mower on and let it run for a few minutes.
  • Step 2: Observe the smoke coming out of the exhaust pipe. If it’s thick and white, it means that there’s excess oil in the engine.
  • Step 3: Turn off the lawn mower and let it cool down before proceeding.
  • Step 4: Remove the spark plug wire to prevent accidental starting.
  • Step 5: Use a clean cloth or rag to wipe off any excess oil from the dipstick and oil fill cap.

If you’ve determined that there’s excess oil in the engine, don’t worry, as there are a few troubleshooting tips you can follow to fix the problem.

However, before attempting any of these, make sure that you’ve read your lawn mower’s manual and that you have the necessary tools and skills to perform the task.

Here are a few safety precautions and troubleshooting tips to keep in mind:

  • Safety Precautions: Always wear protective gear, disconnect the spark plug wire, and allow the engine to cool down before attempting any repairs.
  • Troubleshooting Tips: Drain the excess oil using a siphon pump or tilt the lawn mower to one side and drain the oil using a clean container. Alternatively, you can also remove the oil filter and clean it before replacing it. Finally, refill the engine with the recommended amount of oil and start the lawn mower to ensure that it’s running smoothly.

Dispose of the Excess Oil Properly

Make sure you dispose of the excess oil properly, just like how you would carefully handle a delicate flower to ensure its beauty remains intact. Improper disposal can lead to serious environmental hazards, so it is important to follow proper disposal guidelines.

Here are some guidelines to help you dispose of the excess oil from your lawn mower properly:

Do take the excess oil to a recycling center or a household hazardous waste facility.Don’t pour the oil down the drain or directly onto the ground.
Do use a clean container and label it properly to avoid confusion.Don’t mix the oil with other chemicals or waste.
Do follow local regulations and laws regarding the disposal of hazardous waste.Don’t burn the oil or dump it in a landfill.

Maintenance Tips for Preventing Excess Oil Buildup

Maintenance Tips for Preventing Excess Oil Buildup

Keeping your mower clean and inspecting it regularly can help prevent the buildup of too much oil. Regular maintenance is crucial for ensuring that your lawn mower runs efficiently and safely.

It’s recommended to change the oil in your mower after every 50 hours of use or at least once a year, depending on the manufacturer’s instructions. This can help prevent excess oil buildup, which can be harmful to the engine and decrease its lifespan.

In addition to changing the oil frequently, it’s important to keep your mower clean and free of debris. This involves removing any grass clippings or dirt from the blades and undercarriage after each use. You should also inspect the air filter and replace it if it’s dirty or clogged.

Frequently Asked Questions

Can I reuse the excess oil that was drained from the lawn mower?

Do not reuse excess oil from a lawn mower. The oil may contain contaminants that can damage the engine.

Proper disposal methods include taking it to a local recycling center or hazardous waste facility.

What should I do if I accidentally overfill the oil in my lawn mower?

To prevent overfilling your lawn mower with oil, always check the oil levels before adding more.

Use the dipstick to ensure the oil level is within the recommended range. Overfilling can cause engine damage, so be careful.

Is it safe to dispose of excess oil in the garbage or down the drain?

Don’t dispose of excess oil in the garbage or down the drain. These methods are not safe and have negative environmental impacts.

Consider recycling or taking the oil to a designated collection center for safe disposal methods.

How often should I clean or replace the oil filter in my lawn mower?

To maintain your lawn mower’s performance, it’s important to regularly clean or replace the oil filter.

Don’t forget to properly dispose of used oil. Neglecting oil changes can lead to engine damage, reducing the mower’s lifespan.

Will removing excess oil from my lawn mower affect its performance or lifespan?

Removing excess oil from your lawn mower will not negatively affect its performance or lifespan.

However, the quality of oil and regular oil changes can greatly impact performance and longevity. Proper maintenance is key for optimal mower function.


Your efforts will ensure that your lawn mower runs smoothly and efficiently for years to come.

Remember, prevention is key when it comes to excess oil buildup. Regular maintenance and oil level checks will save you time, money, and frustration in the long run.

As the saying goes, “a stitch in time saves nine.” This applies to your lawn mower maintenance as well.

By taking the time to address excess oil buildup promptly, you’ve saved yourself from potential engine damage and costly repairs.

Keep in mind that proper disposal of the excess oil is crucial. Improper disposal can harm the environment and potentially lead to legal consequences.