2003 Mercedes Clk 500 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

80.3%

Latest Pass Rate

2,659

Total Tests (All Years)

91,703 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 17

This car: 80.3%

Average: 53.5%

✅ 26.8% above average (9249 models compared)

How This Car Ages

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

6 yrs73.6%

→ ↓1.3%

7 yrs72.3%

→ ↓1.9%

8 yrs70.4%

→ ↓2.0%

9 yrs68.4%

→ ↓7.2%

10 yrs61.2%

→ ↓3.7%

11 yrs57.5%

→ ↑1.1%

12 yrs58.6%

→ ↑9.0%

13 yrs67.6%

→ ↑7.9%

14 yrs75.5%

→ ↓9.8%

15 yrs65.7%

→ ↑11.0%

16 yrs76.7%

→ ↑3.6%

17 yrs80.3%

📊 View as table

Age	Pass Rate	Tests
6 yrs	73.6%	318
7 yrs	72.3%	310
8 yrs	70.4%	294
9 yrs	68.4%	285
10 yrs	61.2%	294
11 yrs	57.5%	299
12 yrs	58.6%	285
13 yrs	67.6%	275
14 yrs	75.5%	98
15 yrs	65.7%	67
16 yrs	76.7%	73
17 yrs	80.3%	61

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2020 (17 yrs)	80.3%	61
2019 (16 yrs)	76.7%	73
2018 (15 yrs)	65.7%	67
2017 (14 yrs)	75.5%	98
2016 (13 yrs)	67.6%	275
2015 (12 yrs)	58.6%	285
2014 (11 yrs)	57.5%	299
2013 (10 yrs)	61.2%	294
2012 (9 yrs)	68.4%	285
2011 (8 yrs)	70.4%	294
2010 (7 yrs)	72.3%	310
2009 (6 yrs)	73.6%	318

Year-by-Year MOT Results

2009

73.6%

Age (yrs) 6Tests 318Avg Mileage 51,783Top Failure Tyres — 14.2%

2010

72.3%

Age (yrs) 7Tests 310Avg Mileage 56,457Top Failure Tyres — 14.2%

2011

70.4%

Age (yrs) 8Tests 294Avg Mileage 62,659Top Failure Tyres — 14.3%

2012

68.4%

Age (yrs) 9Tests 285Avg Mileage 66,812Top Failure Suspension — 16.5%

2013High Fail Rate

61.2%

Age (yrs) 10Tests 294Avg Mileage 71,960Top Failure Suspension — 38.4%

2014High Fail Rate

57.5%

Age (yrs) 11Tests 299Avg Mileage 77,024Top Failure Suspension — 34.8%

2015High Fail Rate

58.6%

Age (yrs) 12Tests 285Avg Mileage 80,961Top Failure Suspension — 40.0%

2016

67.6%

Age (yrs) 13Tests 275Avg Mileage 82,844Top Failure Suspension — 38.5%

2017

75.5%

Age (yrs) 14Tests 98Avg Mileage 82,428Top Failure Brakes — 20.4%

2018

65.7%

Age (yrs) 15Tests 67Avg Mileage 85,817Top Failure Suspension — 28.4%

2019

76.7%

Age (yrs) 16Tests 73Avg Mileage 93,180Top Failure Suspension — 38.4%

2020

80.3%

Age (yrs) 17Tests 61Avg Mileage 91,703Top Failure Suspension — 18.0%

MOT results for 2003 Mercedes Clk 500 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	73.6%	318	51,783	Tyres — 14.2%
2010	7	72.3%	310	56,457	Tyres — 14.2%
2011	8	70.4%	294	62,659	Tyres — 14.3%
2012	9	68.4%	285	66,812	Suspension — 16.5%
2013	10	61.2%	294	71,960	Suspension — 38.4%
2014	11	57.5%	299	77,024	Suspension — 34.8%
2015	12	58.6%	285	80,961	Suspension — 40.0%
2016	13	67.6%	275	82,844	Suspension — 38.5%
2017	14	75.5%	98	82,428	Brakes — 20.4%
2018	15	65.7%	67	85,817	Suspension — 28.4%
2019	16	76.7%	73	93,180	Suspension — 38.4%
2020	17	80.3%	61	91,703	Suspension — 18.0%

Common MOT Failures

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

Suspension

25.1%

↑ Increases with age

Brakes

20.9%

↑ Increases with age

Tyres

18.8%

— Consistent

Lamps, Reflectors and Electrical Equipment

17.0%

↑ Increases with age

Lamps, reflectors and electrical equipment

12.6%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	6.9% (6 yrs)	18.0% (17 yrs)	+11.1%	🔴 ↑
Brakes	6.9% (6 yrs)	14.8% (17 yrs)	+7.9%	🔴 ↑
Tyres	14.2% (6 yrs)	11.5% (17 yrs)	-2.7%	🟢 ↓

Other Manufacture Years

2002 2003 2004 2005 2006 2007

← Back to Mercedes Clk 500 overview

Looking for the best year to buy? See the full comparison on the Mercedes Clk 500 page →

About This Data

This page shows how Mercedes Clk 500 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2020, covering 2,659 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.