2003 Mercedes 500 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

73.7%

Latest Pass Rate

842

Total Tests (All Years)

68,748 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 17

This car: 73.7%

Average: 53.5%

✅ 20.2% above average (9249 models compared)

How This Car Ages

Pass rate progression for the 2003 Mercedes 500 as it ages.

6 yrs79.7%

→ ↑8.9%

7 yrs88.6%

→ ↓5.9%

8 yrs82.7%

→ ↓1.5%

9 yrs81.2%

→ ↑3.7%

10 yrs84.9%

→ ↓6.4%

11 yrs78.5%

→ ↑1.0%

12 yrs79.5%

→ ↓2.3%

13 yrs77.2%

→ ↓1.1%

14 yrs76.1%

→ ↑12.5%

15 yrs88.6%

→ ↓17.2%

16 yrs71.4%

→ ↑2.3%

17 yrs73.7%

📊 View as table

Age	Pass Rate	Tests
6 yrs	79.7%	79
7 yrs	88.6%	79
8 yrs	82.7%	81
9 yrs	81.2%	85
10 yrs	84.9%	73
11 yrs	78.5%	79
12 yrs	79.5%	78
13 yrs	77.2%	79
14 yrs	76.1%	71
15 yrs	88.6%	44
16 yrs	71.4%	56
17 yrs	73.7%	38

Pass Rate Trend

How the 2003 Mercedes 500 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (17 yrs)	73.7%	38
2019 (16 yrs)	71.4%	56
2018 (15 yrs)	88.6%	44
2017 (14 yrs)	76.1%	71
2016 (13 yrs)	77.2%	79
2015 (12 yrs)	79.5%	78
2014 (11 yrs)	78.5%	79
2013 (10 yrs)	84.9%	73
2012 (9 yrs)	81.2%	85
2011 (8 yrs)	82.7%	81
2010 (7 yrs)	88.6%	79
2009 (6 yrs)	79.7%	79

Year-by-Year MOT Results

2009

79.7%

Age (yrs) 6Tests 79Avg Mileage 40,214Top Failure Tyres — 11.4%

2010

88.6%

Age (yrs) 7Tests 79Avg Mileage 45,179Top Failure Tyres — 10.1%

2011

82.7%

Age (yrs) 8Tests 81Avg Mileage 48,320Top Failure Tyres — 8.6%

2012

81.2%

Age (yrs) 9Tests 85Avg Mileage 52,284Top Failure Suspension — 7.1%

2013

84.9%

Age (yrs) 10Tests 73Avg Mileage 52,352Top Failure Suspension — 19.2%

2014

78.5%

Age (yrs) 11Tests 79Avg Mileage 58,887Top Failure Brakes — 26.6%

2015

79.5%

Age (yrs) 12Tests 78Avg Mileage 59,741Top Failure Tyres — 12.8%

2016

77.2%

Age (yrs) 13Tests 79Avg Mileage 61,264Top Failure Suspension — 21.5%

2017

76.1%

Age (yrs) 14Tests 71Avg Mileage 66,304Top Failure Brakes — 19.7%

2018

88.6%

Age (yrs) 15Tests 44Avg Mileage 74,618Top Failure Suspension — 18.2%

2019

71.4%

Age (yrs) 16Tests 56Avg Mileage 74,288Top Failure Suspension — 60.7%

2020

73.7%

Age (yrs) 17Tests 38Avg Mileage 68,748Top Failure Brakes — 73.7%

MOT results for 2003 Mercedes 500 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	79.7%	79	40,214	Tyres — 11.4%
2010	7	88.6%	79	45,179	Tyres — 10.1%
2011	8	82.7%	81	48,320	Tyres — 8.6%
2012	9	81.2%	85	52,284	Suspension — 7.1%
2013	10	84.9%	73	52,352	Suspension — 19.2%
2014	11	78.5%	79	58,887	Brakes — 26.6%
2015	12	79.5%	78	59,741	Tyres — 12.8%
2016	13	77.2%	79	61,264	Suspension — 21.5%
2017	14	76.1%	71	66,304	Brakes — 19.7%
2018	15	88.6%	44	74,618	Suspension — 18.2%
2019	16	71.4%	56	74,288	Suspension — 60.7%
2020	17	73.7%	38	68,748	Brakes — 73.7%

Common MOT Failures

Top failure categories across all test years for 2003 Mercedes 500, with age trends.

Brakes

18.1%

↑ Increases with age

Suspension

17.1%

↑ Increases with age

Lamps, reflectors and electrical equipment

16.5%

↑ Increases with age

Tyres

9.9%

↓ Decreases with age

Visibility

8.4%

↑ 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	7.6% (6 yrs)	73.7% (17 yrs)	+66.1%	🔴 ↑
Suspension	5.1% (6 yrs)	18.4% (17 yrs)	+13.3%	🔴 ↑
Tyres	11.4% (6 yrs)	5.3% (17 yrs)	-6.1%	🟢 ↓

Other Manufacture Years

1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 2002 2003

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About This Data

This page shows how Mercedes 500 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2020, covering 842 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.