2004 Mercedes Cl 55 — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years

Current Age

70.6%

Latest Pass Rate

296

Total Tests (All Years)

76,124 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 70.6%

Average: 54.3%

✅ 16.3% above average (13966 models compared)

How This Car Ages

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

5 yrs81.1%

→ ↓0.0%

6 yrs81.1%

→ ↑2.2%

7 yrs83.3%

→ ↓3.8%

8 yrs79.5%

→ ↓2.8%

9 yrs76.7%

→ ↑0.2%

10 yrs76.9%

→ ↑7.3%

11 yrs84.2%

→ ↓13.6%

12 yrs70.6%

📊 View as table

Age	Pass Rate	Tests
5 yrs	81.1%	37
6 yrs	81.1%	37
7 yrs	83.3%	42
8 yrs	79.5%	39
9 yrs	76.7%	30
10 yrs	76.9%	39
11 yrs	84.2%	38
12 yrs	70.6%	34

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2016 (12 yrs)	70.6%	34
2015 (11 yrs)	84.2%	38
2014 (10 yrs)	76.9%	39
2013 (9 yrs)	76.7%	30
2012 (8 yrs)	79.5%	39
2011 (7 yrs)	83.3%	42
2010 (6 yrs)	81.1%	37
2009 (5 yrs)	81.1%	37

Year-by-Year MOT Results

2009

81.1%

Age (yrs) 5Tests 37Avg Mileage 44,508Top Failure Suspension — 8.1%

2010

81.1%

Age (yrs) 6Tests 37Avg Mileage 51,941Top Failure Lamps, Reflectors and Electrical Equipment — 8.1%

2011

83.3%

Age (yrs) 7Tests 42Avg Mileage 58,586Top Failure Suspension — 9.5%

2012

79.5%

Age (yrs) 8Tests 39Avg Mileage 64,962Top Failure Suspension — 7.7%

2013

76.7%

Age (yrs) 9Tests 30Avg Mileage 73,603Top Failure Tyres — 36.7%

2014

76.9%

Age (yrs) 10Tests 39Avg Mileage 75,683Top Failure Suspension — 28.2%

2015

84.2%

Age (yrs) 11Tests 38Avg Mileage 72,178Top Failure Brakes — 21.1%

2016

70.6%

Age (yrs) 12Tests 34Avg Mileage 76,124Top Failure Lamps, Reflectors and Electrical Equipment — 29.4%

MOT results for 2004 Mercedes Cl 55 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	5	81.1%	37	44,508	Suspension — 8.1%
2010	6	81.1%	37	51,941	Lamps, Reflectors and Electrical Equipment — 8.1%
2011	7	83.3%	42	58,586	Suspension — 9.5%
2012	8	79.5%	39	64,962	Suspension — 7.7%
2013	9	76.7%	30	73,603	Tyres — 36.7%
2014	10	76.9%	39	75,683	Suspension — 28.2%
2015	11	84.2%	38	72,178	Brakes — 21.1%
2016	12	70.6%	34	76,124	Lamps, Reflectors and Electrical Equipment — 29.4%

Common MOT Failures

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

Road Wheels

16.7%

— Consistent

Suspension

15.3%

↑ Increases with age

Tyres

14.9%

↑ Increases with age

Brakes

13.5%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

12.5%

↑ 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
Lamps, Reflectors and Electrical Equipment	8.1% (5 yrs)	29.4% (12 yrs)	+21.3%	🔴 ↑
Tyres	5.4% (5 yrs)	23.5% (12 yrs)	+18.1%	🔴 ↑
Suspension	8.1% (5 yrs)	17.6% (12 yrs)	+9.5%	🔴 ↑
Brakes	5.4% (5 yrs)	11.8% (12 yrs)	+6.4%	🔴 ↑
Registration Plates and VIN	2.7% (5 yrs)	5.9% (12 yrs)	+3.2%	🔴 ↑

Other Manufacture Years

2000 2001 2002 2003 2004 2005

← Back to Mercedes Cl 55 overview

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About This Data

This page shows how Mercedes Cl 55 cars manufactured in 2004 perform at MOT as they age. Data spans from 2009 to 2016, covering 296 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.