1998 Mercedes 412d — MOT History by Age

How cars manufactured in 1998 perform at MOT as they age

28 years

Current Age

51.4%

Latest Pass Rate

522

Total Tests (All Years)

239,130 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 18

This car: 51.4%

Average: 54.3%

⚠️ 2.9% below average (8383 models compared)

How This Car Ages

Pass rate progression for the 1998 Mercedes 412d as it ages.

11 yrs51.5%

→ ↓0.4%

12 yrs51.1%

→ ↑2.5%

13 yrs53.6%

→ ↓23.4%

14 yrs30.2%

→ ↑22.3%

15 yrs52.5%

→ ↓9.0%

16 yrs43.5%

→ ↓10.9%

17 yrs32.6%

→ ↑18.8%

18 yrs51.4%

📊 View as table

Age	Pass Rate	Tests
11 yrs	51.5%	99
12 yrs	51.1%	88
13 yrs	53.6%	84
14 yrs	30.2%	63
15 yrs	52.5%	59
16 yrs	43.5%	46
17 yrs	32.6%	46
18 yrs	51.4%	37

Pass Rate Trend

How the 1998 Mercedes 412d pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2016 (18 yrs)	51.4%	37
2015 (17 yrs)	32.6%	46
2014 (16 yrs)	43.5%	46
2013 (15 yrs)	52.5%	59
2012 (14 yrs)	30.2%	63
2011 (13 yrs)	53.6%	84
2010 (12 yrs)	51.1%	88
2009 (11 yrs)	51.5%	99

Year-by-Year MOT Results

2009High Fail Rate

51.5%

Age (yrs) 11Tests 99Avg Mileage 209,375Top Failure Lamps, Reflectors and Electrical Equipment — 36.4%

2010High Fail Rate

51.1%

Age (yrs) 12Tests 88Avg Mileage 230,582Top Failure Lamps, Reflectors and Electrical Equipment — 36.4%

2011High Fail Rate

53.6%

Age (yrs) 13Tests 84Avg Mileage 239,917Top Failure Brakes — 36.9%

2012High Fail Rate

30.2%

Age (yrs) 14Tests 63Avg Mileage 229,560Top Failure Brakes — 61.9%

2013High Fail Rate

52.5%

Age (yrs) 15Tests 59Avg Mileage 235,249Top Failure Brakes — 125.4%

2014High Fail Rate

43.5%

Age (yrs) 16Tests 46Avg Mileage 221,110Top Failure Brakes — 156.5%

2015High Fail Rate

32.6%

Age (yrs) 17Tests 46Avg Mileage 240,927Top Failure Brakes — 152.2%

2016High Fail Rate

51.4%

Age (yrs) 18Tests 37Avg Mileage 239,130Top Failure Brakes — 110.8%

MOT results for 1998 Mercedes 412d by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	11	51.5%	99	209,375	Lamps, Reflectors and Electrical Equipment — 36.4%
2010	12	51.1%	88	230,582	Lamps, Reflectors and Electrical Equipment — 36.4%
2011	13	53.6%	84	239,917	Brakes — 36.9%
2012	14	30.2%	63	229,560	Brakes — 61.9%
2013	15	52.5%	59	235,249	Brakes — 125.4%
2014	16	43.5%	46	221,110	Brakes — 156.5%
2015	17	32.6%	46	240,927	Brakes — 152.2%
2016	18	51.4%	37	239,130	Brakes — 110.8%

Common MOT Failures

Top failure categories across all test years for 1998 Mercedes 412d, with age trends.

Brakes

89.2%

↑ Increases with age

Suspension

60.6%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

56.6%

↑ Increases with age

Body, Structure and General Items

27.8%

↑ Increases with age

Steering

16.2%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	33.3% (11 yrs)	110.8% (18 yrs)	+77.5%	🔴 ↑
Suspension	30.3% (11 yrs)	59.5% (18 yrs)	+29.2%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	36.4% (11 yrs)	62.2% (18 yrs)	+25.8%	🔴 ↑

Other Manufacture Years

1996 1997 1998 1999 2000

← Back to Mercedes 412d overview

Looking for the best year to buy? See the full comparison on the Mercedes 412d page →

About This Data

This page shows how Mercedes 412d cars manufactured in 1998 perform at MOT as they age. Data spans from 2009 to 2016, covering 522 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.