1999 Mercedes Clk 320 — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

61.9%

Latest Pass Rate

19,634

Total Tests (All Years)

110,874 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1999 Mercedes Clk 320 as it ages.

10 yrs67.5%

→ ↓0.0%

11 yrs67.5%

→ ↓1.5%

12 yrs66.0%

→ ↓2.1%

13 yrs63.9%

→ ↓2.1%

14 yrs61.8%

→ ↓0.2%

15 yrs61.6%

→ ↑1.4%

16 yrs63.0%

→ ↓1.3%

17 yrs61.7%

→ ↑0.4%

18 yrs62.1%

→ ↑1.8%

19 yrs63.9%

→ ↓0.8%

20 yrs63.1%

→ ↓1.2%

21 yrs61.9%

📊 View as table

Age	Pass Rate	Tests
10 yrs	67.5%	2,662
11 yrs	67.5%	2,554
12 yrs	66.0%	2,529
13 yrs	63.9%	2,418
14 yrs	61.8%	2,248
15 yrs	61.6%	2,076
16 yrs	63.0%	1,905
17 yrs	61.7%	1,688
18 yrs	62.1%	575
19 yrs	63.9%	368
20 yrs	63.1%	333
21 yrs	61.9%	278

Pass Rate Trend

How the 1999 Mercedes Clk 320 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (21 yrs)	61.9%	278
2019 (20 yrs)	63.1%	333
2018 (19 yrs)	63.9%	368
2017 (18 yrs)	62.1%	575
2016 (17 yrs)	61.7%	1,688
2015 (16 yrs)	63%	1,905
2014 (15 yrs)	61.6%	2,076
2013 (14 yrs)	61.8%	2,248
2012 (13 yrs)	63.9%	2,418
2011 (12 yrs)	66%	2,529
2010 (11 yrs)	67.5%	2,554
2009 (10 yrs)	67.5%	2,662

Year-by-Year MOT Results

2009

67.5%

Age (yrs) 10Tests 2,662Avg Mileage 85,453Top Failure Lamps, Reflectors and Electrical Equipment — 15.7%

2010

67.5%

Age (yrs) 11Tests 2,554Avg Mileage 90,822Top Failure Lamps, Reflectors and Electrical Equipment — 16.5%

2011

66.0%

Age (yrs) 12Tests 2,529Avg Mileage 95,866Top Failure Lamps, Reflectors and Electrical Equipment — 18.0%

2012High Fail Rate

63.9%

Age (yrs) 13Tests 2,418Avg Mileage 100,763Top Failure Lamps, Reflectors and Electrical Equipment — 20.6%

2013High Fail Rate

61.8%

Age (yrs) 14Tests 2,248Avg Mileage 103,285Top Failure Lamps, Reflectors and Electrical Equipment — 45.3%

2014High Fail Rate

61.6%

Age (yrs) 15Tests 2,076Avg Mileage 106,796Top Failure Lamps, Reflectors and Electrical Equipment — 47.6%

2015High Fail Rate

63.0%

Age (yrs) 16Tests 1,905Avg Mileage 109,627Top Failure Lamps, Reflectors and Electrical Equipment — 45.0%

2016High Fail Rate

61.7%

Age (yrs) 17Tests 1,688Avg Mileage 110,566Top Failure Lamps, Reflectors and Electrical Equipment — 50.4%

2017High Fail Rate

62.1%

Age (yrs) 18Tests 575Avg Mileage 109,377Top Failure Lamps, Reflectors and Electrical Equipment — 53.7%

2018High Fail Rate

63.9%

Age (yrs) 19Tests 368Avg Mileage 109,273Top Failure Brakes — 43.8%

2019High Fail Rate

63.1%

Age (yrs) 20Tests 333Avg Mileage 108,193Top Failure Lamps, reflectors and electrical equipment — 51.1%

2020High Fail Rate

61.9%

Age (yrs) 21Tests 278Avg Mileage 110,874Top Failure Brakes — 44.2%

MOT results for 1999 Mercedes Clk 320 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	67.5%	2,662	85,453	Lamps, Reflectors and Electrical Equipment — 15.7%
2010	11	67.5%	2,554	90,822	Lamps, Reflectors and Electrical Equipment — 16.5%
2011	12	66.0%	2,529	95,866	Lamps, Reflectors and Electrical Equipment — 18.0%
2012	13	63.9%	2,418	100,763	Lamps, Reflectors and Electrical Equipment — 20.6%
2013	14	61.8%	2,248	103,285	Lamps, Reflectors and Electrical Equipment — 45.3%
2014	15	61.6%	2,076	106,796	Lamps, Reflectors and Electrical Equipment — 47.6%
2015	16	63.0%	1,905	109,627	Lamps, Reflectors and Electrical Equipment — 45.0%
2016	17	61.7%	1,688	110,566	Lamps, Reflectors and Electrical Equipment — 50.4%
2017	18	62.1%	575	109,377	Lamps, Reflectors and Electrical Equipment — 53.7%
2018	19	63.9%	368	109,273	Brakes — 43.8%
2019	20	63.1%	333	108,193	Lamps, reflectors and electrical equipment — 51.1%
2020	21	61.9%	278	110,874	Brakes — 44.2%

Common MOT Failures

Top failure categories across all test years for 1999 Mercedes Clk 320, with age trends.

Lamps, reflectors and electrical equipment

41.9%

— Consistent

Lamps, Reflectors and Electrical Equipment

33.1%

— Consistent

Brakes

32.6%

↑ Increases with age

Suspension

29.2%

↑ Increases with age

Tyres

23.4%

↑ 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
Brakes	12.4% (10 yrs)	44.2% (21 yrs)	+31.8%	🔴 ↑
Tyres	12.8% (10 yrs)	35.3% (21 yrs)	+22.5%	🔴 ↑
Suspension	12.2% (10 yrs)	32.4% (21 yrs)	+20.2%	🔴 ↑

Other Manufacture Years

1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

← Back to Mercedes Clk 320 overview

Looking for the best year to buy? See the full comparison on the Mercedes Clk 320 page →

About This Data

This page shows how Mercedes Clk 320 cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2020, covering 19,634 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.