Mazda 3 Ts MOT Pass Rate
Overall pass rate across all manufacture years, based on 4,432 real MOT test results. Failure rate: 24.0%.
Data from official DVSA MOT testing records
Mazda 3 Ts MOT Reliability Overview
The Mazda 3 Ts is a niche vehicle in the UK, with 4,432 MOT test results recorded in our database spanning 10 manufacture years. It has an overall MOT pass rate of 76.0% and a failure rate of 24.0%, which is well above the UK average of approximately 37%.
Based on this data, the Mazda 3 Ts earns a "Excellent" reliability rating. The average Mazda 3 Ts presents for MOT with approximately 57,002 miles on the clock. Manufacture year matters: 2010 models achieve the highest pass rate at 90.0%, while 2005 models have the lowest at 73.2%. This 16.8 percentage point difference suggests notable variation in build quality or component durability across production years.
The most common MOT failure for the Mazda 3 Ts is Suspension, affecting 17.2% of all tests. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. The second most common issue is Lamps, Reflectors and Electrical Equipment at 13.4%. Tyres rounds out the top three at 13.4%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Best Year to Buy
📈 How Each Vintage Ages
Tracking how each manufacture year's MOT pass rate changes as the car ages. Showing 4 vintages — click year chips to highlight.
Multi-line chart showing how different Mazda 3 Ts vintages degrade over time, from age 3 to 20 years.
Only vintages with 100+ tests in at least 3 different test years are shown. Fleet average is the UK-wide pass rate for all cars at each age.
📉 How Age Affects Reliability
MOT failure rate by vehicle age for the Mazda 3 Ts. The dashed red line marks when the manufacturer warranty typically expires (3 years).
Line chart showing MOT failure rate by vehicle age from 3 to 11 years, with warranty expiry marked at 3 years.
💡 What does the warranty cliff mean?
The Mazda 3 Ts sees a significant jump in MOT failures after the warranty period. Failure rate increases by 68% once warranty cover ends. Budget for increased maintenance costs from year 4 onwards. Peak failure occurs at age 9 (38.5% fail rate).
Note: pass rates may improve for very old vehicles due to survivorship bias — only well-maintained cars remain on the road.
Pass Rate by Manufacture Year
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Suspension | 18.5% | 819 |
| 2 | Tyres | 16.5% | 730 |
| 3 | Lamps, Reflectors And Electrical Equipment | 15.8% | 697 |
| 4 | Brakes | 13.0% | 574 |
| 5 | Driver's View Of The Road | 5.3% | 233 |
| 6 | Exhaust, Fuel And Emissions | 1.1% | 49 |
| 7 | Registration Plates And Vin | 0.9% | 42 |
| 8 | Road Wheels | 0.8% | 35 |
| 9 | Body, Structure And General Items | 0.8% | 35 |
| 10 | Seat Belts And Supplementary Restraint Systems | 0.6% | 26 |
| 11 | Steering | 0.3% | 13 |
| 12 | Non-component Advisories | 0.3% | 13 |
| 13 | Noise, Emissions And Leaks | 0.2% | 11 |
| 14 | Visibility | 0.2% | 7 |
Failures per 10,000 Miles
avg. 57,002 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Suspension | 3.24 | 18.5% | 819 |
| Tyres | 2.89 | 16.5% | 730 |
| Lamps & Electrical | 2.75 | 15.8% | 697 |
| Brakes | 2.27 | 13.0% | 574 |
| Visibility | 0.95 | 5.5% | 240 |
| Emissions & Exhaust | 0.19 | 1.1% | 49 |
| Registration Plates and VIN | 0.17 | 0.9% | 42 |
| Wheels | 0.14 | 0.8% | 35 |
| Body & Structure | 0.14 | 0.8% | 35 |
| Seat Belts | 0.10 | 0.6% | 26 |
| Steering | 0.05 | 0.3% | 13 |
| Non-component advisories | 0.05 | 0.3% | 13 |
| Noise, emissions and leaks | 0.04 | 0.2% | 11 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Mazda 3 Ts has 57,002 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Mazda 3 Ts has a mileage-adjusted failure rate of 4.21% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.
About Mazda 3 Ts MOT Data
The Mazda 3 Ts is a niche vehicle in the UK, with 4,432 MOT test results recorded in our database spanning 10 manufacture years. It has an overall MOT pass rate of 76.0% and a failure rate of 24.0%, which is well above the UK average of approximately 37%.
For Mazda 3 Ts owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on suspension and lamps, reflectors and electrical equipment for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific 3 Ts is likely to perform.
Suspension — 17.2% of failures
Suspension issues account for 17.2% of MOT failures on the Mazda 3 Ts. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.
Lamps, Reflectors and Electrical Equipment — 13.4% of failures
Lamps, Reflectors and Electrical Equipment issues account for 13.4% of MOT failures on the Mazda 3 Ts. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.
Tyres — 13.4% of failures
Tyres issues account for 13.4% of MOT failures on the Mazda 3 Ts. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Frequently Asked Questions
What is the MOT pass rate for the Mazda 3 Ts?
Based on 4,432 MOT tests in our database, the Mazda 3 Ts has an overall pass rate of 76.0% (24.0% fail rate).
What are the most common MOT failures on a Mazda 3 Ts?
The top 3 reasons a Mazda 3 Ts fails its MOT are: 1. Suspension (17.2%), 2. Lamps, Reflectors and Electrical Equipment (13.4%), 3. Tyres (13.4%). Check these areas before booking your MOT.
Is the Mazda 3 Ts reliable?
With a 24.0% MOT failure rate, the 3 Ts is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Mazda 3 Ts?
Based on failure data, focus on: Suspension (17.2%); Lamps, Reflectors and Electrical Equipment (13.4%); Tyres (13.4%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.