2009 Mercedes Cl 500 — MOT History by Age

How cars manufactured in 2009 perform at MOT as they age

17 years

Current Age

80.0%

Latest Pass Rate

1,506

Total Tests (All Years)

73,519 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 11

This car: 80.0%

Average: 56.2%

✅ 23.8% above average (14777 models compared)

How This Car Ages

Pass rate progression for the 2009 Mercedes Cl 500 as it ages.

3 yrs82.1%

→ ↓0.4%

4 yrs81.7%

→ ↑1.9%

5 yrs83.6%

→ ↓6.8%

6 yrs76.8%

→ ↓0.3%

7 yrs76.5%

→ ↑0.3%

8 yrs76.8%

→ ↓9.0%

9 yrs67.8%

→ ↑3.5%

10 yrs71.3%

→ ↑8.7%

11 yrs80.0%

📊 View as table

Age	Pass Rate	Tests
3 yrs	82.1%	196
4 yrs	81.7%	191
5 yrs	83.6%	189
6 yrs	76.8%	177
7 yrs	76.5%	187
8 yrs	76.8%	177
9 yrs	67.8%	118
10 yrs	71.3%	136
11 yrs	80.0%	135

Pass Rate Trend

How the 2009 Mercedes Cl 500 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (11 yrs)	80%	135
2019 (10 yrs)	71.3%	136
2018 (9 yrs)	67.8%	118
2017 (8 yrs)	76.8%	177
2016 (7 yrs)	76.5%	187
2015 (6 yrs)	76.8%	177
2014 (5 yrs)	83.6%	189
2013 (4 yrs)	81.7%	191
2012 (3 yrs)	82.1%	196

Year-by-Year MOT Results

2012

82.1%

Age (yrs) 3Tests 196Avg Mileage 26,811Top Failure Tyres — 9.7%

2013

81.7%

Age (yrs) 4Tests 191Avg Mileage 33,942Top Failure Tyres — 18.8%

2014

83.6%

Age (yrs) 5Tests 189Avg Mileage 41,049Top Failure Tyres — 12.7%

2015

76.8%

Age (yrs) 6Tests 177Avg Mileage 50,044Top Failure Tyres — 17.5%

2016

76.5%

Age (yrs) 7Tests 187Avg Mileage 54,276Top Failure Brakes — 19.3%

2017

76.8%

Age (yrs) 8Tests 177Avg Mileage 59,969Top Failure Brakes — 17.5%

2018

67.8%

Age (yrs) 9Tests 118Avg Mileage 66,011Top Failure Brakes — 44.9%

2019

71.3%

Age (yrs) 10Tests 136Avg Mileage 66,880Top Failure Brakes — 33.8%

2020

80.0%

Age (yrs) 11Tests 135Avg Mileage 73,519Top Failure Brakes — 25.2%

MOT results for 2009 Mercedes Cl 500 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2012	3	82.1%	196	26,811	Tyres — 9.7%
2013	4	81.7%	191	33,942	Tyres — 18.8%
2014	5	83.6%	189	41,049	Tyres — 12.7%
2015	6	76.8%	177	50,044	Tyres — 17.5%
2016	7	76.5%	187	54,276	Brakes — 19.3%
2017	8	76.8%	177	59,969	Brakes — 17.5%
2018	9	67.8%	118	66,011	Brakes — 44.9%
2019	10	71.3%	136	66,880	Brakes — 33.8%
2020	11	80.0%	135	73,519	Brakes — 25.2%

Common MOT Failures

Top failure categories across all test years for 2009 Mercedes Cl 500, with age trends.

Brakes

21.1%

↑ Increases with age

Tyres

17.5%

↑ Increases with age

Suspension

13.0%

↑ Increases with age

Visibility

7.6%

— Consistent

Lamps, reflectors and electrical equipment

5.8%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	4.6% (3 yrs)	25.2% (11 yrs)	+20.6%	🔴 ↑
Suspension	5.6% (3 yrs)	13.3% (11 yrs)	+7.7%	🔴 ↑
Tyres	9.7% (3 yrs)	17.0% (11 yrs)	+7.3%	🔴 ↑

Other Manufacture Years

1997 1998 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

← Back to Mercedes Cl 500 overview

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

About This Data

This page shows how Mercedes Cl 500 cars manufactured in 2009 perform at MOT as they age. Data spans from 2012 to 2020, covering 1,506 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.