2004 Mercedes Clk 55 — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years

Current Age

81.0%

Latest Pass Rate

1,256

Total Tests (All Years)

83,343 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 16

This car: 81.0%

Average: 52.7%

✅ 28.3% above average (10212 models compared)

How This Car Ages

Pass rate progression for the 2004 Mercedes Clk 55 as it ages.

5 yrs74.5%

→ ↓6.6%

6 yrs67.9%

→ ↓0.8%

7 yrs67.1%

→ ↑2.9%

8 yrs70.0%

→ ↑1.3%

9 yrs71.3%

→ ↓3.6%

10 yrs67.7%

→ ↑8.9%

11 yrs76.6%

→ ↓9.7%

12 yrs66.9%

→ ↑2.0%

13 yrs68.9%

→ ↓1.5%

14 yrs67.4%

→ ↑4.8%

15 yrs72.2%

→ ↑8.8%

16 yrs81.0%

📊 View as table

Age	Pass Rate	Tests
5 yrs	74.5%	137
6 yrs	67.9%	134
7 yrs	67.1%	140
8 yrs	70.0%	140
9 yrs	71.3%	136
10 yrs	67.7%	133
11 yrs	76.6%	124
12 yrs	66.9%	130
13 yrs	68.9%	61
14 yrs	67.4%	43
15 yrs	72.2%	36
16 yrs	81.0%	42

Pass Rate Trend

How the 2004 Mercedes Clk 55 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (16 yrs)	81%	42
2019 (15 yrs)	72.2%	36
2018 (14 yrs)	67.4%	43
2017 (13 yrs)	68.9%	61
2016 (12 yrs)	66.9%	130
2015 (11 yrs)	76.6%	124
2014 (10 yrs)	67.7%	133
2013 (9 yrs)	71.3%	136
2012 (8 yrs)	70%	140
2011 (7 yrs)	67.1%	140
2010 (6 yrs)	67.9%	134
2009 (5 yrs)	74.5%	137

Year-by-Year MOT Results

2009

74.5%

Age (yrs) 5Tests 137Avg Mileage 41,751Top Failure Tyres — 10.9%

2010

67.9%

Age (yrs) 6Tests 134Avg Mileage 48,462Top Failure Lamps, Reflectors and Electrical Equipment — 14.2%

2011

67.1%

Age (yrs) 7Tests 140Avg Mileage 54,443Top Failure Tyres — 15.7%

2012

70.0%

Age (yrs) 8Tests 140Avg Mileage 60,484Top Failure Tyres — 17.9%

2013

71.3%

Age (yrs) 9Tests 136Avg Mileage 66,082Top Failure Suspension — 25.0%

2014

67.7%

Age (yrs) 10Tests 133Avg Mileage 70,723Top Failure Tyres — 25.6%

2015

76.6%

Age (yrs) 11Tests 124Avg Mileage 73,764Top Failure Tyres — 21.0%

2016

66.9%

Age (yrs) 12Tests 130Avg Mileage 78,030Top Failure Suspension — 30.0%

2017

68.9%

Age (yrs) 13Tests 61Avg Mileage 82,261Top Failure Suspension — 47.5%

2018

67.4%

Age (yrs) 14Tests 43Avg Mileage 85,290Top Failure Brakes — 41.9%

2019

72.2%

Age (yrs) 15Tests 36Avg Mileage 88,186Top Failure Brakes — 36.1%

2020

81.0%

Age (yrs) 16Tests 42Avg Mileage 83,343Top Failure Suspension — 21.4%

MOT results for 2004 Mercedes Clk 55 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	5	74.5%	137	41,751	Tyres — 10.9%
2010	6	67.9%	134	48,462	Lamps, Reflectors and Electrical Equipment — 14.2%
2011	7	67.1%	140	54,443	Tyres — 15.7%
2012	8	70.0%	140	60,484	Tyres — 17.9%
2013	9	71.3%	136	66,082	Suspension — 25.0%
2014	10	67.7%	133	70,723	Tyres — 25.6%
2015	11	76.6%	124	73,764	Tyres — 21.0%
2016	12	66.9%	130	78,030	Suspension — 30.0%
2017	13	68.9%	61	82,261	Suspension — 47.5%
2018	14	67.4%	43	85,290	Brakes — 41.9%
2019	15	72.2%	36	88,186	Brakes — 36.1%
2020	16	81.0%	42	83,343	Suspension — 21.4%

Common MOT Failures

Top failure categories across all test years for 2004 Mercedes Clk 55, with age trends.

Suspension

20.3%

↑ Increases with age

Brakes

19.0%

↑ Increases with age

Tyres

18.2%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

14.9%

↑ Increases with age

Road Wheels

11.6%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	3.6% (5 yrs)	21.4% (16 yrs)	+17.8%	🔴 ↑
Tyres	10.9% (5 yrs)	16.7% (16 yrs)	+5.8%	🔴 ↑
Brakes	6.6% (5 yrs)	11.9% (16 yrs)	+5.3%	🔴 ↑

Other Manufacture Years

2000 2001 2002 2003 2004 2005

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About This Data

This page shows how Mercedes Clk 55 cars manufactured in 2004 perform at MOT as they age. Data spans from 2009 to 2020, covering 1,256 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.