2003 Mercedes Ml 350 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

54.6%

Latest Pass Rate

7,124

Total Tests (All Years)

121,579 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 17

This car: 54.6%

Average: 53.5%

✅ 1.1% above average (9249 models compared)

How This Car Ages

Pass rate progression for the 2003 Mercedes Ml 350 as it ages.

6 yrs65.8%

→ ↓5.5%

7 yrs60.3%

→ ↓2.3%

8 yrs58.0%

→ ↓2.7%

9 yrs55.3%

→ ↓6.5%

10 yrs48.8%

→ ↑0.4%

11 yrs49.2%

→ ↓1.7%

12 yrs47.5%

→ ↑5.8%

13 yrs53.3%

→ ↓3.3%

14 yrs50.0%

→ ↑4.3%

15 yrs54.3%

→ ↑1.1%

16 yrs55.4%

→ ↓0.8%

17 yrs54.6%

📊 View as table

Age	Pass Rate	Tests
6 yrs	65.8%	890
7 yrs	60.3%	874
8 yrs	58.0%	880
9 yrs	55.3%	830
10 yrs	48.8%	805
11 yrs	49.2%	790
12 yrs	47.5%	752
13 yrs	53.3%	730
14 yrs	50.0%	208
15 yrs	54.3%	127
16 yrs	55.4%	130
17 yrs	54.6%	108

Pass Rate Trend

How the 2003 Mercedes Ml 350 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (17 yrs)	54.6%	108
2019 (16 yrs)	55.4%	130
2018 (15 yrs)	54.3%	127
2017 (14 yrs)	50%	208
2016 (13 yrs)	53.3%	730
2015 (12 yrs)	47.5%	752
2014 (11 yrs)	49.2%	790
2013 (10 yrs)	48.8%	805
2012 (9 yrs)	55.3%	830
2011 (8 yrs)	58%	880
2010 (7 yrs)	60.3%	874
2009 (6 yrs)	65.8%	890

Year-by-Year MOT Results

2009

65.8%

Age (yrs) 6Tests 890Avg Mileage 60,133Top Failure Lamps, Reflectors and Electrical Equipment — 21.7%

2010High Fail Rate

60.3%

Age (yrs) 7Tests 874Avg Mileage 68,671Top Failure Lamps, Reflectors and Electrical Equipment — 23.1%

2011High Fail Rate

58.0%

Age (yrs) 8Tests 880Avg Mileage 75,195Top Failure Lamps, Reflectors and Electrical Equipment — 26.6%

2012High Fail Rate

55.3%

Age (yrs) 9Tests 830Avg Mileage 83,116Top Failure Lamps, Reflectors and Electrical Equipment — 28.8%

2013High Fail Rate

48.8%

Age (yrs) 10Tests 805Avg Mileage 87,248Top Failure Lamps, Reflectors and Electrical Equipment — 64.5%

2014High Fail Rate

49.2%

Age (yrs) 11Tests 790Avg Mileage 94,576Top Failure Lamps, Reflectors and Electrical Equipment — 70.0%

2015High Fail Rate

47.5%

Age (yrs) 12Tests 752Avg Mileage 99,066Top Failure Lamps, Reflectors and Electrical Equipment — 71.5%

2016High Fail Rate

53.3%

Age (yrs) 13Tests 730Avg Mileage 104,985Top Failure Lamps, Reflectors and Electrical Equipment — 69.6%

2017High Fail Rate

50.0%

Age (yrs) 14Tests 208Avg Mileage 114,379Top Failure Lamps, Reflectors and Electrical Equipment — 76.4%

2018High Fail Rate

54.3%

Age (yrs) 15Tests 127Avg Mileage 116,985Top Failure Suspension — 59.1%

2019High Fail Rate

55.4%

Age (yrs) 16Tests 130Avg Mileage 121,061Top Failure Lamps, reflectors and electrical equipment — 92.3%

2020High Fail Rate

54.6%

Age (yrs) 17Tests 108Avg Mileage 121,579Top Failure Lamps, reflectors and electrical equipment — 72.2%

MOT results for 2003 Mercedes Ml 350 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	65.8%	890	60,133	Lamps, Reflectors and Electrical Equipment — 21.7%
2010	7	60.3%	874	68,671	Lamps, Reflectors and Electrical Equipment — 23.1%
2011	8	58.0%	880	75,195	Lamps, Reflectors and Electrical Equipment — 26.6%
2012	9	55.3%	830	83,116	Lamps, Reflectors and Electrical Equipment — 28.8%
2013	10	48.8%	805	87,248	Lamps, Reflectors and Electrical Equipment — 64.5%
2014	11	49.2%	790	94,576	Lamps, Reflectors and Electrical Equipment — 70.0%
2015	12	47.5%	752	99,066	Lamps, Reflectors and Electrical Equipment — 71.5%
2016	13	53.3%	730	104,985	Lamps, Reflectors and Electrical Equipment — 69.6%
2017	14	50.0%	208	114,379	Lamps, Reflectors and Electrical Equipment — 76.4%
2018	15	54.3%	127	116,985	Suspension — 59.1%
2019	16	55.4%	130	121,061	Lamps, reflectors and electrical equipment — 92.3%
2020	17	54.6%	108	121,579	Lamps, reflectors and electrical equipment — 72.2%

Common MOT Failures

Top failure categories across all test years for 2003 Mercedes Ml 350, with age trends.

Lamps, reflectors and electrical equipment

67.4%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

50.2%

↑ Increases with age

Brakes

46.8%

↑ Increases with age

Suspension

45.4%

↑ Increases with age

Steering

20.6%

↑ 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	14.0% (6 yrs)	67.6% (17 yrs)	+53.6%	🔴 ↑
Suspension	14.6% (6 yrs)	54.6% (17 yrs)	+40.0%	🔴 ↑
Tyres	8.2% (6 yrs)	24.1% (17 yrs)	+15.9%	🔴 ↑

Other Manufacture Years

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

← Back to Mercedes Ml 350 overview

Looking for the best year to buy? See the full comparison on the Mercedes Ml 350 page →

About This Data

This page shows how Mercedes Ml 350 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2020, covering 7,124 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.