2004 Mazda Unclassified — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years

Current Age

60.8%

Latest Pass Rate

806

Total Tests (All Years)

143,644 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 20

This car: 60.8%

Average: 56.6%

✅ 4.2% above average (6824 models compared)

How This Car Ages

Pass rate progression for the 2004 Mazda Unclassified as it ages.

5 yrs67.2%

→ ↓6.9%

6 yrs60.3%

→ ↓1.8%

7 yrs58.5%

→ ↑11.7%

8 yrs70.2%

→ ↓12.3%

9 yrs57.9%

→ ↑1.6%

10 yrs59.5%

→ ↑2.7%

11 yrs62.2%

→ ↓11.0%

12 yrs51.2%

→ ↑9.7%

13 yrs60.9%

→ ↓10.9%

14 yrs50.0%

→ ↑7.1%

15 yrs57.1%

→ ↑10.5%

16 yrs67.6%

→ ↓6.2%

17 yrs61.4%

→ ↓6.4%

18 yrs55.0%

→ ↓1.4%

19 yrs53.6%

→ ↑7.2%

20 yrs60.8%

📊 View as table

Age	Pass Rate	Tests
5 yrs	67.2%	67
6 yrs	60.3%	68
7 yrs	58.5%	53
8 yrs	70.2%	47
9 yrs	57.9%	38
10 yrs	59.5%	37
11 yrs	62.2%	37
12 yrs	51.2%	41
13 yrs	60.9%	46
14 yrs	50.0%	30
15 yrs	57.1%	35
16 yrs	67.6%	34
17 yrs	61.4%	70
18 yrs	55.0%	60
19 yrs	53.6%	69
20 yrs	60.8%	74

Pass Rate Trend

How the 2004 Mazda Unclassified pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (20 yrs)	60.8%	74
2023 (19 yrs)	53.6%	69
2022 (18 yrs)	55%	60
2021 (17 yrs)	61.4%	70
2020 (16 yrs)	67.6%	34
2019 (15 yrs)	57.1%	35
2018 (14 yrs)	50%	30
2017 (13 yrs)	60.9%	46
2016 (12 yrs)	51.2%	41
2015 (11 yrs)	62.2%	37
2014 (10 yrs)	59.5%	37
2013 (9 yrs)	57.9%	38
2012 (8 yrs)	70.2%	47
2011 (7 yrs)	58.5%	53
2010 (6 yrs)	60.3%	68
2009 (5 yrs)	67.2%	67

Year-by-Year MOT Results

2009

67.2%

Age (yrs) 5Tests 67Avg Mileage 61,643Top Failure Lamps, Reflectors and Electrical Equipment — 19.4%

2010High Fail Rate

60.3%

Age (yrs) 6Tests 68Avg Mileage 75,491Top Failure Lamps, Reflectors and Electrical Equipment — 27.9%

2011High Fail Rate

58.5%

Age (yrs) 7Tests 53Avg Mileage 81,199Top Failure Lamps, Reflectors and Electrical Equipment — 24.5%

2012

70.2%

Age (yrs) 8Tests 47Avg Mileage 88,507Top Failure Brakes — 17.0%

2013High Fail Rate

57.9%

Age (yrs) 9Tests 38Avg Mileage 90,816Top Failure Suspension — 44.7%

2014High Fail Rate

59.5%

Age (yrs) 10Tests 37Avg Mileage 89,526Top Failure Lamps, Reflectors and Electrical Equipment — 62.2%

2015High Fail Rate

62.2%

Age (yrs) 11Tests 37Avg Mileage 97,861Top Failure Lamps, Reflectors and Electrical Equipment — 51.4%

2016High Fail Rate

51.2%

Age (yrs) 12Tests 41Avg Mileage 118,358Top Failure Lamps, Reflectors and Electrical Equipment — 65.9%

2017High Fail Rate

60.9%

Age (yrs) 13Tests 46Avg Mileage 111,560Top Failure Lamps, Reflectors and Electrical Equipment — 39.1%

2018High Fail Rate

50.0%

Age (yrs) 14Tests 30Avg Mileage 115,130Top Failure Suspension — 43.3%

2019High Fail Rate

57.1%

Age (yrs) 15Tests 35Avg Mileage 121,856Top Failure Lamps, reflectors and electrical equipment — 40.0%

2020

67.6%

Age (yrs) 16Tests 34Avg Mileage 125,434Top Failure Suspension — 35.3%

2021High Fail Rate

61.4%

Age (yrs) 17Tests 70Avg Mileage 146,148Top Failure Suspension — 58.6%

2022High Fail Rate

55.0%

Age (yrs) 18Tests 60Avg Mileage 135,631Top Failure Suspension — 90.0%

2023High Fail Rate

53.6%

Age (yrs) 19Tests 69Avg Mileage 132,388Top Failure Suspension — 100.0%

2024High Fail Rate

60.8%

Age (yrs) 20Tests 74Avg Mileage 143,644Top Failure Suspension — 108.1%

MOT results for 2004 Mazda Unclassified by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	5	67.2%	67	61,643	Lamps, Reflectors and Electrical Equipment — 19.4%
2010	6	60.3%	68	75,491	Lamps, Reflectors and Electrical Equipment — 27.9%
2011	7	58.5%	53	81,199	Lamps, Reflectors and Electrical Equipment — 24.5%
2012	8	70.2%	47	88,507	Brakes — 17.0%
2013	9	57.9%	38	90,816	Suspension — 44.7%
2014	10	59.5%	37	89,526	Lamps, Reflectors and Electrical Equipment — 62.2%
2015	11	62.2%	37	97,861	Lamps, Reflectors and Electrical Equipment — 51.4%
2016	12	51.2%	41	118,358	Lamps, Reflectors and Electrical Equipment — 65.9%
2017	13	60.9%	46	111,560	Lamps, Reflectors and Electrical Equipment — 39.1%
2018	14	50.0%	30	115,130	Suspension — 43.3%
2019	15	57.1%	35	121,856	Lamps, reflectors and electrical equipment — 40.0%
2020	16	67.6%	34	125,434	Suspension — 35.3%
2021	17	61.4%	70	146,148	Suspension — 58.6%
2022	18	55.0%	60	135,631	Suspension — 90.0%
2023	19	53.6%	69	132,388	Suspension — 100.0%
2024	20	60.8%	74	143,644	Suspension — 108.1%

Common MOT Failures

Top failure categories across all test years for 2004 Mazda Unclassified, with age trends.

Body, chassis, structure

53.0%

↑ Increases with age

Suspension

46.8%

↑ Increases with age

Lamps, reflectors and electrical equipment

41.5%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

35.4%

— Consistent

Brakes

31.9%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	10.4% (5 yrs)	58.1% (20 yrs)	+47.7%	🔴 ↑
Tyres	11.9% (5 yrs)	43.2% (20 yrs)	+31.3%	🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mazda Unclassified page →

About This Data

This page shows how Mazda Unclassified cars manufactured in 2004 perform at MOT as they age. Data spans from 2009 to 2024, covering 806 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.