1999 Mercedes C 250 — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

52.8%

Latest Pass Rate

8,127

Total Tests (All Years)

131,343 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 C 250 as it ages.

10 yrs63.3%

→ ↓0.5%

11 yrs62.8%

→ ↓0.8%

12 yrs62.0%

→ ↓1.5%

13 yrs60.5%

→ ↓2.4%

14 yrs58.1%

→ ↓1.8%

15 yrs56.3%

→ ↑0.4%

16 yrs56.7%

→ ↑3.0%

17 yrs59.7%

→ ↓10.1%

18 yrs49.6%

→ ↓5.3%

19 yrs44.3%

→ ↑11.6%

20 yrs55.9%

→ ↓3.1%

21 yrs52.8%

📊 View as table

Age	Pass Rate	Tests
10 yrs	63.3%	1,412
11 yrs	62.8%	1,304
12 yrs	62.0%	1,241
13 yrs	60.5%	1,100
14 yrs	58.1%	915
15 yrs	56.3%	765
16 yrs	56.7%	612
17 yrs	59.7%	491
18 yrs	49.6%	131
19 yrs	44.3%	61
20 yrs	55.9%	59
21 yrs	52.8%	36

Pass Rate Trend

How the 1999 Mercedes C 250 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (21 yrs)	52.8%	36
2019 (20 yrs)	55.9%	59
2018 (19 yrs)	44.3%	61
2017 (18 yrs)	49.6%	131
2016 (17 yrs)	59.7%	491
2015 (16 yrs)	56.7%	612
2014 (15 yrs)	56.3%	765
2013 (14 yrs)	58.1%	915
2012 (13 yrs)	60.5%	1,100
2011 (12 yrs)	62%	1,241
2010 (11 yrs)	62.8%	1,304
2009 (10 yrs)	63.3%	1,412

Year-by-Year MOT Results

2009High Fail Rate

63.3%

Age (yrs) 10Tests 1,412Avg Mileage 120,279Top Failure Lamps, Reflectors and Electrical Equipment — 22.0%

2010High Fail Rate

62.8%

Age (yrs) 11Tests 1,304Avg Mileage 127,357Top Failure Lamps, Reflectors and Electrical Equipment — 23.8%

2011High Fail Rate

62.0%

Age (yrs) 12Tests 1,241Avg Mileage 133,000Top Failure Lamps, Reflectors and Electrical Equipment — 23.9%

2012High Fail Rate

60.5%

Age (yrs) 13Tests 1,100Avg Mileage 136,666Top Failure Lamps, Reflectors and Electrical Equipment — 23.1%

2013High Fail Rate

58.1%

Age (yrs) 14Tests 915Avg Mileage 138,960Top Failure Lamps, Reflectors and Electrical Equipment — 53.8%

2014High Fail Rate

56.3%

Age (yrs) 15Tests 765Avg Mileage 141,067Top Failure Brakes — 56.3%

2015High Fail Rate

56.7%

Age (yrs) 16Tests 612Avg Mileage 141,319Top Failure Brakes — 59.6%

2016High Fail Rate

59.7%

Age (yrs) 17Tests 491Avg Mileage 142,770Top Failure Suspension — 55.2%

2017High Fail Rate

49.6%

Age (yrs) 18Tests 131Avg Mileage 139,624Top Failure Brakes — 88.5%

2018High Fail Rate

44.3%

Age (yrs) 19Tests 61Avg Mileage 144,499Top Failure Suspension — 86.9%

2019High Fail Rate

55.9%

Age (yrs) 20Tests 59Avg Mileage 143,789Top Failure Brakes — 69.5%

2020High Fail Rate

52.8%

Age (yrs) 21Tests 36Avg Mileage 131,343Top Failure Suspension — 50.0%

MOT results for 1999 Mercedes C 250 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	63.3%	1,412	120,279	Lamps, Reflectors and Electrical Equipment — 22.0%
2010	11	62.8%	1,304	127,357	Lamps, Reflectors and Electrical Equipment — 23.8%
2011	12	62.0%	1,241	133,000	Lamps, Reflectors and Electrical Equipment — 23.9%
2012	13	60.5%	1,100	136,666	Lamps, Reflectors and Electrical Equipment — 23.1%
2013	14	58.1%	915	138,960	Lamps, Reflectors and Electrical Equipment — 53.8%
2014	15	56.3%	765	141,067	Brakes — 56.3%
2015	16	56.7%	612	141,319	Brakes — 59.6%
2016	17	59.7%	491	142,770	Suspension — 55.2%
2017	18	49.6%	131	139,624	Brakes — 88.5%
2018	19	44.3%	61	144,499	Suspension — 86.9%
2019	20	55.9%	59	143,789	Brakes — 69.5%
2020	21	52.8%	36	131,343	Suspension — 50.0%

Common MOT Failures

Top failure categories across all test years for 1999 Mercedes C 250, with age trends.

Suspension

44.2%

↑ Increases with age

Brakes

44.2%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

40.9%

↑ Increases with age

Lamps, reflectors and electrical equipment

40.7%

↑ Increases with age

Body, chassis, structure

25.5%

↑ 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
Suspension	16.5% (10 yrs)	50.0% (21 yrs)	+33.5%	🔴 ↑
Brakes	16.4% (10 yrs)	25.0% (21 yrs)	+8.6%	🔴 ↑

Other Manufacture Years

1993 1994 1995 1996 1997 1998 1999 2000 2009 2010 2011 2012 2013 2014

← Back to Mercedes C 250 overview

Looking for the best year to buy? See the full comparison on the Mercedes C 250 page →

About This Data

This page shows how Mercedes C 250 cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2020, covering 8,127 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.