Reliability

Mazda MX-5 reliability: how dependable is it really?

What Mazda MX-5 owners actually report, by year, plus what MOT data tells us about its reliability.

Updated 4th September 2026 DVSA data: Across 89,699 recorded MOT tests, 21.3% failed.

Mazda MX-5
Image via Wikipedia, CC-licensed.

The Mazda MX-5 is widely regarded as a reliable sports car, with many owners reporting minimal issues over the years. Its dependable engineering and straightforward mechanics contribute to its reputation, making it a popular choice among enthusiasts and casual drivers alike.

1989-1997: The First Generation (NA)

The first generation of the Mazda MX-5, known as the NA, established the model’s reputation for reliability. Owners often praise its straightforward design and robust mechanical components. Common issues include rust in the wheel arches and sills, but overall, the NA is considered dependable.

The NA features a simple yet effective 1.6-litre engine, which is known for its longevity. Regular maintenance, such as oil changes and timing belt replacements, can ensure that these engines last well into the hundreds of thousands of miles. The lightweight construction also contributes to its nimbleness and handling, making it a joy to drive.

1998-2005: The Second Generation (NB)

The second generation, or NB, continued the MX-5’s legacy of reliability. This version introduced more modern features while retaining the simplicity that fans loved. While some owners reported issues with the soft-top mechanism, the overall build quality remained high.

Regular checks of the suspension components and brakes can help prevent any potential issues. The NB also benefits from improved rust protection compared to its predecessor, making it a solid choice for buyers looking for a dependable used sports car.

2006-2015: The Third Generation (NC)

The third generation, known as the NC, marked a significant evolution in the MX-5’s design. It offered more comfort and features while maintaining the core driving experience. Reliability remained strong, with few major issues reported, although some owners noted electrical gremlins.

The NC’s 1.8 and 2.0-litre engines are well-regarded for their performance and durability. Regular maintenance, including checking the cooling system and ensuring the timing chain is in good condition, can help prevent issues. The NC also introduced more advanced safety features, which have been positively received by owners.

2016-Present: The Fourth Generation (ND)

The current generation, the ND, has been praised for its modern styling and advanced technology. Reliability ratings remain high, with many owners reporting few problems. Some minor complaints have been noted regarding infotainment systems, but these do not detract from the overall dependability of the vehicle.

The ND features a refined 1.5 or 2.0-litre engine, known for its efficiency and performance. Regular servicing and attention to the brakes and tyres can help maintain the car’s reliability. The ND has also received positive feedback for its handling and driving dynamics, making it a favourite among driving enthusiasts.

Common Reliability Issues Across Generations

While the Mazda MX-5 is generally reliable, certain issues have been noted across different generations. Rust remains a concern, particularly in older models, so potential buyers should inspect for corrosion. Additionally, soft-top wear and tear can occur, especially in models with high mileage.

Electrical issues, particularly in the NC and ND generations, have been reported but are often minor and easily rectified. Regular maintenance is key to preventing these issues from becoming significant problems. Owners should also be vigilant about checking the condition of the suspension and braking systems to ensure optimal performance.

Owner Experiences and Feedback

Owner feedback consistently highlights the MX-5’s reliability and low running costs. Many drivers appreciate the straightforward mechanics, which make DIY maintenance feasible. The car’s lightweight design and responsive handling contribute to a fun driving experience, further enhancing its appeal.

The community surrounding the MX-5 is also strong, with many owners sharing tips and advice on maintaining their vehicles. This camaraderie helps new owners feel supported and informed, leading to better care of their cars. Overall, the MX-5’s reliability is a significant factor in its enduring popularity among sports car enthusiasts in the UK.

Mazda MX-5 recall record

9 recalls have been issued for the Mazda MX-5, between 2000 and 2025.

  1. Fuel Pipe Concern

    R/2025/442

    Issued 3 November 2025

    On affected vehicles The brackets used to secure the fuel pipes to the engine may not be tightened sufficiently. If the engine is repeatedly operated at high speed such as during circuit driving vibrations may cause the fuel pipe to resonate potentially causing the pipe to leak. The fuel leakage may increase the risk of fire.

    Remedy:Replace the fuel pipe with a modified part.

    Affects cars built May 2015 to Apr 2018

  2. MX-5 Traction/Stability Light May Fail to Illuminate

    R/2025/202

    Issued 1 September 2025

    On affected vehicles the Traction Control System (TCS)/Dynamic Stability Control (DSC) indicator light may not illuminate when abnormal yaw rate characteristics are detected due to a software diagnostic programming error. This issue does not affect vehicle drivability or braking performance.

    Remedy:Replace the DSC Hydraulic Unit/Control Module (HU/CM) with a modified part that includes improved software.

    Affects cars built Nov 2023 to Feb 2025

  3. MX-5 Parking Assist Unit Reprogramming

    R/2025/043

    Issued 28 February 2025

    On affected vehicles when reversing obstructions may not be detected correctly due to inappropriate software in the parking assist unit which may increase the risk of an accident.

    Remedy:Reprogram the parking assist unit.

    Affects cars built Nov 2023 to Sept 2024

  4. LOW PRESSURE FUEL PUMP IMPELLER MIGHT BECOME DEFORMED

    R/2021/435

    Issued 4 January 2022

    The impeller in the low-pressure fuel pump may become deformed causing fuel pump failure.

    Remedy:Replace the low-pressure fuel pump with an improved part.

    Affects cars built Apr 2018 to Oct 2018

5 older recalls not shown.

A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.

Mazda MX-5 MOT record

From 89,699 recorded MOT tests, 21.3% failed.

MOT pass and failure rates by year of first registration
RegisteredTestsFailedMedian mileage
20221,3023.1%12,636 mi
20211,4303.7%16,750 mi
20201,0305.5%18,582 mi
20193,8926.2%23,083 mi
20184,1597.5%28,143 mi
20174,4798.0%31,756 mi
20164,04111.1%38,019 mi
20152,92711.2%40,584 mi

Most common reasons for failure

  1. A suspension component excessively damaged or corroded28.8%
  2. A tyre seriously damaged20.5%
  3. A suspension pin, bush or joint excessively worn18.0%
  4. The strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired17.2%
  5. Tyre tread depth not in accordance with the requirements15.5%

Figures cover every Mazda MX-5 tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.

Mazda MX-5 official figures

Median across 41 variants on sale, petrol, petrol electric.

Combined economy
41.5 mpg
WLTP median across variants
CO2 emissions
153 g/km
Sets the first-year tax rate

Official figures for new cars. Real economy varies with driving, load and conditions.

Frequently asked questions

How reliable is the Mazda MX-5?

The Mazda MX-5 is generally considered to be a reliable sports car. Many owners report few issues over the years, and it often receives positive reviews for its build quality.

What common problems should I look for in a used Mazda MX-5?

Common issues can include rust, especially in older models, and wear on the suspension components. It's also wise to check the service history for regular maintenance.

Are parts for the Mazda MX-5 easy to find?

Yes, parts for the Mazda MX-5 are relatively easy to find due to its popularity. Both genuine and aftermarket parts are widely available, making repairs more straightforward.

How does the Mazda MX-5 compare to other sports cars in terms of reliability?

The Mazda MX-5 often ranks well compared to other sports cars, with many owners praising its dependability. It tends to have fewer reported issues than some competitors in the same class.

What is the average lifespan of a Mazda MX-5?

With proper maintenance, a Mazda MX-5 can easily last over 100,000 miles. Many owners enjoy their cars for years, often exceeding this mileage without major problems.

Is the Mazda MX-5 expensive to maintain?

Maintenance costs for the Mazda MX-5 are generally reasonable, especially compared to other sports cars. Regular servicing and parts are affordable, contributing to its overall reliability.

What should I check before buying a used Mazda MX-5?

Before purchasing, check for service history, signs of rust, and the condition of the roof if it's a convertible. A thorough inspection by a mechanic can also help identify any potential issues.

Does the Mazda MX-5 have a good warranty?

New Mazda MX-5 models typically come with a competitive warranty, covering three years or a certain mileage. For used models, check if any remaining manufacturer warranty is transferable.

Sources