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How often should I change the oil in my Mazda MX-5 Miata?

Regular oil changes are crucial for maintaining the health and performance of your Mazda MX-5 Miata. But how often should you change the oil in your Miata? In this article, we will provide you with the recommended oil change intervals and explain why this routine maintenance task is essential for your beloved roadster.

When should I change oil in my Miata

Proper lubrication is vital for the smooth operation of your Miata’s engine. Fresh oil ensures that all the internal components are protected, reducing friction and heat buildup. As a general guideline, it is recommended to change the oil in your Mazda MX-5 Miata every 5,000 to 7,500 miles or approximately every six months, whichever comes first.

The frequency of oil changes may vary depending on various factors, such as your driving habits, the type of oil you use, and the driving conditions you encounter. If you engage in more aggressive driving or often drive in extreme temperatures, your oil may deteriorate faster, necessitating more frequent changes.

Type of oil to use

Additionally, the type of oil you use can affect the recommended change interval. Synthetic oils, known for their superior performance and longevity, typically allow for longer change intervals compared to conventional oils. However, it’s always best to refer to your owner’s manual or consult with a trusted mechanic for specific recommendations for your Miata.

Regular oil analysis can also provide valuable insights into the condition of your oil and engine. By analyzing the oil’s viscosity, contaminants, and overall health, you can determine if it needs to be changed sooner or if it can go a bit longer between changes. Oil analysis is particularly useful for those who push their Miata to its limits or participate in track events.

Tools I need for an oil change in my Mazda Miata

To perform an oil change on a Mazda MX-5 Miata NA or NB, you will need the following tools:

Oil Filter Wrench:

This tool is essential for removing the old oil filter and installing a new one. The oil changes on the NA and NB Miata have always been a challenge due to the oil filter location on the engine. Unfortunately, the tools on the market are not a big help due to the narrow space around it as well.

We love this tool especially for MX-5’s – it offers an offset 1/2″ hole for ratchet socket extension just at the correct location for easy access. This way, the oil filter can be unscrewed from underneath the fender with an extra-extended lever.

Socket Set or Wrenches:

You will need the appropriate socket or wrench to loosen and remove the oil drain plug on the engine oil pan. The size may vary, so check your owner’s manual or inspect the drain plug to determine the correct size.

Oil Drain Pan:

A drain pan is used to catch the old oil as it drains from the engine. Make sure the pan is large enough to hold the entire oil capacity of your Miata.


An oil funnel helps you pour fresh oil into the engine without spillage. Choose a funnel with the correct size to fit into the oil filler opening.

Oil Filter:

Purchase a new oil filter specifically designed for your Miata model. Refer to your owner’s manual or consult with an automotive parts store to ensure you get the correct filter.


Use the recommended type and viscosity of oil for your Miata. The specific oil type and amount will be outlined in your owner’s manual or read here. Nearly all temperature ranges may be covered by 10W–30. Mazda advises using 5W-30 during the winter.

Oil Filter Gasket:

Some oil filters may require a new gasket or O-ring to be installed with the new filter. Check the instructions provided with the filter to determine if a new gasket is needed.

Disposable Gloves:

Wearing gloves helps protect your hands from hot oil and prevents oil from coming into direct contact with your skin.

Shop Rags or Paper Towels:

These are handy for wiping up any spills or cleaning the surrounding area during the oil change process.

(Conclusion ) Regular oil changes have benefits

Maintaining a regular oil change schedule is a vital part of caring for your Mazda MX-5 Miata. By changing the oil at the recommended intervals, you can ensure optimal engine performance, longevity, and reliability. Remember to consult your owner’s manual or seek professional advice to determine the best oil change frequency for your specific driving habits and conditions.


Q: Can I change the oil in my Miata myself?
A: Yes, many Miata owners choose to perform oil changes themselves. However, it’s important to follow proper procedures, dispose of the used oil responsibly, and use the recommended oil and filter for your Miata. If you’re unsure or uncomfortable with DIY oil changes, it’s always best to seek professional assistance.

Q: What happens if I neglect to change the oil in my Miata?
A: Neglecting oil changes can lead to decreased engine performance, increased wear and tear on engine components, and potential engine damage. Over time, old oil loses its lubrication properties and becomes contaminated with debris, which can result in poor engine performance, reduced fuel efficiency, and even engine failure.

Q: Can I switch to synthetic oil in my Miata?
A: Yes, many Miata owners choose to switch to synthetic oil due to its superior performance and extended change intervals. However, it’s important to ensure that your Miata is compatible with synthetic oil and to follow the manufacturer’s recommendations.

Q: Should I change the oil more frequently if I drive my Miata in extreme weather conditions?
A: Yes, extreme temperatures, whether hot or cold, can put additional strain on the engine and oil. If you frequently drive in extreme weather conditions, consider shortening the oil change interval to ensure optimal lubrication and protection for your Miata’s engine.

Q: Can I use any brand of oil for my Miata?
A: It’s recommended to use high-quality oil brands that meet the specifications outlined in your owner’s manual. Different engines may have specific requirements, so consult the manual or seek professional advice to ensure

Read our article on Mazda Miata maintenance mistakes to avoid 

How to change oil in Mazda Miata MX5 video

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