2004 Mazda Eunos — MOT History by Age
How cars manufactured in 2004 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 20
✅ 11.0% above average (6824 models compared)
How This Car Ages
Pass rate progression for the 2004 Mazda Eunos as it ages.
Bar chart showing pass rate by car age from 17 to 20 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 17 yrs | 62.2% | 98 |
| 18 yrs | 65.0% | 80 |
| 19 yrs | 67.0% | 88 |
| 20 yrs | 67.6% | 102 |
Pass Rate Trend
How the 2004 Mazda Eunos pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 4 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2024 (20 yrs) | 67.6% | 102 |
| 2023 (19 yrs) | 67% | 88 |
| 2022 (18 yrs) | 65% | 80 |
| 2021 (17 yrs) | 62.2% | 98 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 2004 Mazda Eunos, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Lamps, reflectors and electrical equipment | 49.0% (17 yrs) | 25.5% (20 yrs) | -23.5%
| 🟢 ↓ |
| Suspension | 39.8% (17 yrs) | 21.6% (20 yrs) | -18.2%
| 🟢 ↓ |
| Brakes | 52.0% (17 yrs) | 34.3% (20 yrs) | -17.7%
| 🟢 ↓ |
| Tyres | 24.5% (17 yrs) | 12.7% (20 yrs) | -11.8%
| 🟢 ↓ |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Mazda Eunos page →
About This Data
This page shows how Mazda Eunos cars manufactured in 2004 perform at MOT as they age. Data spans from 2021 to 2024, covering 368 tests. Pass rates naturally decline with age as components wear.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.