2003 Mercedes Clk 240 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

57.9%

Latest Pass Rate

14,230

Total Tests (All Years)

98,401 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 17

This car: 57.9%

Average: 53.5%

✅ 4.4% above average (9249 models compared)

How This Car Ages

Pass rate progression for the 2003 Mercedes Clk 240 as it ages.

6 yrs70.2%

→ ↓1.4%

7 yrs68.8%

→ ↓3.5%

8 yrs65.3%

→ ↓0.5%

9 yrs64.8%

→ ↓4.5%

10 yrs60.3%

→ ↑0.3%

11 yrs60.6%

→ ↓0.2%

12 yrs60.4%

→ ↓2.5%

13 yrs57.9%

→ ↑4.7%

14 yrs62.6%

→ ↓0.1%

15 yrs62.5%

→ ↓5.9%

16 yrs56.6%

→ ↑1.3%

17 yrs57.9%

📊 View as table

Age	Pass Rate	Tests
6 yrs	70.2%	1,732
7 yrs	68.8%	1,664
8 yrs	65.3%	1,681
9 yrs	64.8%	1,655
10 yrs	60.3%	1,627
11 yrs	60.6%	1,549
12 yrs	60.4%	1,537
13 yrs	57.9%	1,472
14 yrs	62.6%	465
15 yrs	62.5%	299
16 yrs	56.6%	288
17 yrs	57.9%	261

Pass Rate Trend

How the 2003 Mercedes Clk 240 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (17 yrs)	57.9%	261
2019 (16 yrs)	56.6%	288
2018 (15 yrs)	62.5%	299
2017 (14 yrs)	62.6%	465
2016 (13 yrs)	57.9%	1,472
2015 (12 yrs)	60.4%	1,537
2014 (11 yrs)	60.6%	1,549
2013 (10 yrs)	60.3%	1,627
2012 (9 yrs)	64.8%	1,655
2011 (8 yrs)	65.3%	1,681
2010 (7 yrs)	68.8%	1,664
2009 (6 yrs)	70.2%	1,732

Year-by-Year MOT Results

2009

70.2%

Age (yrs) 6Tests 1,732Avg Mileage 53,014Top Failure Tyres — 12.8%

2010

68.8%

Age (yrs) 7Tests 1,664Avg Mileage 59,882Top Failure Suspension — 13.9%

2011

65.3%

Age (yrs) 8Tests 1,681Avg Mileage 67,357Top Failure Suspension — 16.3%

2012High Fail Rate

64.8%

Age (yrs) 9Tests 1,655Avg Mileage 72,332Top Failure Suspension — 19.6%

2013High Fail Rate

60.3%

Age (yrs) 10Tests 1,627Avg Mileage 77,745Top Failure Suspension — 42.6%

2014High Fail Rate

60.6%

Age (yrs) 11Tests 1,549Avg Mileage 82,967Top Failure Suspension — 44.0%

2015High Fail Rate

60.4%

Age (yrs) 12Tests 1,537Avg Mileage 88,391Top Failure Suspension — 45.3%

2016High Fail Rate

57.9%

Age (yrs) 13Tests 1,472Avg Mileage 92,262Top Failure Suspension — 47.9%

2017High Fail Rate

62.6%

Age (yrs) 14Tests 465Avg Mileage 93,719Top Failure Suspension — 49.2%

2018High Fail Rate

62.5%

Age (yrs) 15Tests 299Avg Mileage 96,843Top Failure Suspension — 47.5%

2019High Fail Rate

56.6%

Age (yrs) 16Tests 288Avg Mileage 97,974Top Failure Suspension — 63.2%

2020High Fail Rate

57.9%

Age (yrs) 17Tests 261Avg Mileage 98,401Top Failure Suspension — 57.1%

MOT results for 2003 Mercedes Clk 240 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	70.2%	1,732	53,014	Tyres — 12.8%
2010	7	68.8%	1,664	59,882	Suspension — 13.9%
2011	8	65.3%	1,681	67,357	Suspension — 16.3%
2012	9	64.8%	1,655	72,332	Suspension — 19.6%
2013	10	60.3%	1,627	77,745	Suspension — 42.6%
2014	11	60.6%	1,549	82,967	Suspension — 44.0%
2015	12	60.4%	1,537	88,391	Suspension — 45.3%
2016	13	57.9%	1,472	92,262	Suspension — 47.9%
2017	14	62.6%	465	93,719	Suspension — 49.2%
2018	15	62.5%	299	96,843	Suspension — 47.5%
2019	16	56.6%	288	97,974	Suspension — 63.2%
2020	17	57.9%	261	98,401	Suspension — 57.1%

Common MOT Failures

Top failure categories across all test years for 2003 Mercedes Clk 240, with age trends.

Suspension

38.1%

↑ Increases with age

Lamps, reflectors and electrical equipment

35.3%

↑ Increases with age

Brakes

27.3%

↑ Increases with age

Tyres

21.4%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

18.6%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	10.1% (6 yrs)	57.1% (17 yrs)	+47.0%	🔴 ↑
Brakes	8.6% (6 yrs)	46.7% (17 yrs)	+38.1%	🔴 ↑
Tyres	12.8% (6 yrs)	30.7% (17 yrs)	+17.9%	🔴 ↑
Steering	9.4% (6 yrs)	9.6% (17 yrs)	+0.2%	⚪ —

Other Manufacture Years

2002 2003 2004 2005

← Back to Mercedes Clk 240 overview

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About This Data

This page shows how Mercedes Clk 240 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2020, covering 14,230 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.