2003 Mercedes C 270 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

55.2%

Latest Pass Rate

22,374

Total Tests (All Years)

133,271 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 17

This car: 55.2%

Average: 53.5%

✅ 1.7% above average (9249 models compared)

How This Car Ages

Pass rate progression for the 2003 Mercedes C 270 as it ages.

6 yrs68.4%

→ ↓2.3%

7 yrs66.1%

→ ↓2.1%

8 yrs64.0%

→ ↓4.2%

9 yrs59.8%

→ ↓3.5%

10 yrs56.3%

→ ↓0.2%

11 yrs56.1%

→ ↑0.6%

12 yrs56.7%

→ ↓1.0%

13 yrs55.7%

→ ↑0.8%

14 yrs56.5%

→ ↑0.9%

15 yrs57.4%

→ ↓2.7%

16 yrs54.7%

→ ↑0.5%

17 yrs55.2%

📊 View as table

Age	Pass Rate	Tests
6 yrs	68.4%	2,527
7 yrs	66.1%	2,479
8 yrs	64.0%	2,478
9 yrs	59.8%	2,405
10 yrs	56.3%	2,340
11 yrs	56.1%	2,231
12 yrs	56.7%	2,134
13 yrs	55.7%	1,910
14 yrs	56.5%	1,617
15 yrs	57.4%	902
16 yrs	54.7%	777
17 yrs	55.2%	574

Pass Rate Trend

How the 2003 Mercedes C 270 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (17 yrs)	55.2%	574
2019 (16 yrs)	54.7%	777
2018 (15 yrs)	57.4%	902
2017 (14 yrs)	56.5%	1,617
2016 (13 yrs)	55.7%	1,910
2015 (12 yrs)	56.7%	2,134
2014 (11 yrs)	56.1%	2,231
2013 (10 yrs)	56.3%	2,340
2012 (9 yrs)	59.8%	2,405
2011 (8 yrs)	64%	2,478
2010 (7 yrs)	66.1%	2,479
2009 (6 yrs)	68.4%	2,527

Year-by-Year MOT Results

2009

68.4%

Age (yrs) 6Tests 2,527Avg Mileage 75,766Top Failure Suspension — 13.5%

2010

66.1%

Age (yrs) 7Tests 2,479Avg Mileage 85,255Top Failure Suspension — 17.1%

2011High Fail Rate

64.0%

Age (yrs) 8Tests 2,478Avg Mileage 93,555Top Failure Suspension — 18.9%

2012High Fail Rate

59.8%

Age (yrs) 9Tests 2,405Avg Mileage 102,400Top Failure Suspension — 24.9%

2013High Fail Rate

56.3%

Age (yrs) 10Tests 2,340Avg Mileage 108,648Top Failure Suspension — 56.7%

2014High Fail Rate

56.1%

Age (yrs) 11Tests 2,231Avg Mileage 116,210Top Failure Suspension — 62.4%

2015High Fail Rate

56.7%

Age (yrs) 12Tests 2,134Avg Mileage 121,869Top Failure Suspension — 62.8%

2016High Fail Rate

55.7%

Age (yrs) 13Tests 1,910Avg Mileage 127,786Top Failure Suspension — 63.1%

2017High Fail Rate

56.5%

Age (yrs) 14Tests 1,617Avg Mileage 130,901Top Failure Suspension — 65.7%

2018High Fail Rate

57.4%

Age (yrs) 15Tests 902Avg Mileage 131,709Top Failure Suspension — 66.9%

2019High Fail Rate

54.7%

Age (yrs) 16Tests 777Avg Mileage 131,133Top Failure Suspension — 76.6%

2020High Fail Rate

55.2%

Age (yrs) 17Tests 574Avg Mileage 133,271Top Failure Suspension — 77.5%

MOT results for 2003 Mercedes C 270 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	68.4%	2,527	75,766	Suspension — 13.5%
2010	7	66.1%	2,479	85,255	Suspension — 17.1%
2011	8	64.0%	2,478	93,555	Suspension — 18.9%
2012	9	59.8%	2,405	102,400	Suspension — 24.9%
2013	10	56.3%	2,340	108,648	Suspension — 56.7%
2014	11	56.1%	2,231	116,210	Suspension — 62.4%
2015	12	56.7%	2,134	121,869	Suspension — 62.8%
2016	13	55.7%	1,910	127,786	Suspension — 63.1%
2017	14	56.5%	1,617	130,901	Suspension — 65.7%
2018	15	57.4%	902	131,709	Suspension — 66.9%
2019	16	54.7%	777	131,133	Suspension — 76.6%
2020	17	55.2%	574	133,271	Suspension — 77.5%

Common MOT Failures

Top failure categories across all test years for 2003 Mercedes C 270, with age trends.

Suspension

50.5%

↑ Increases with age

Brakes

38.2%

↑ Increases with age

Lamps, reflectors and electrical equipment

28.3%

↑ Increases with age

Tyres

23.2%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

22.0%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	13.5% (6 yrs)	77.5% (17 yrs)	+64.0%	🔴 ↑
Brakes	9.3% (6 yrs)	66.4% (17 yrs)	+57.1%	🔴 ↑
Tyres	11.6% (6 yrs)	34.7% (17 yrs)	+23.1%	🔴 ↑

Other Manufacture Years

2001 2002 2003 2004 2005

← Back to Mercedes C 270 overview

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About This Data

This page shows how Mercedes C 270 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2020, covering 22,374 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.