1998 Mercedes-Benz 312 — MOT History by Age

How cars manufactured in 1998 perform at MOT as they age

28 years

Current Age

63.4%

Latest Pass Rate

419

Total Tests (All Years)

152,455 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 1998 Mercedes-Benz 312 as it ages.

19 yrs53.1%

→ ↑8.9%

20 yrs62.0%

→ ↓1.1%

21 yrs60.9%

→ ↓6.1%

22 yrs54.8%

→ ↑8.0%

23 yrs62.8%

→ ↓12.8%

24 yrs50.0%

→ ↑17.6%

25 yrs67.6%

→ ↓4.2%

26 yrs63.4%

📊 View as table

Age	Pass Rate	Tests
19 yrs	53.1%	81
20 yrs	62.0%	50
21 yrs	60.9%	46
22 yrs	54.8%	31
23 yrs	62.8%	43
24 yrs	50.0%	30
25 yrs	67.6%	37
26 yrs	63.4%	101

Pass Rate Trend

How the 1998 Mercedes-Benz 312 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (26 yrs)	63.4%	101
2023 (25 yrs)	67.6%	37
2022 (24 yrs)	50%	30
2021 (23 yrs)	62.8%	43
2020 (22 yrs)	54.8%	31
2019 (21 yrs)	60.9%	46
2018 (20 yrs)	62%	50
2017 (19 yrs)	53.1%	81

Year-by-Year MOT Results

2017High Fail Rate

53.1%

Age (yrs) 19Tests 81Avg Mileage 206,044Top Failure Brakes — 117.3%

2018High Fail Rate

62.0%

Age (yrs) 20Tests 50Avg Mileage 186,524Top Failure Brakes — 72.0%

2019High Fail Rate

60.9%

Age (yrs) 21Tests 46Avg Mileage 176,624Top Failure Brakes — 65.2%

2020High Fail Rate

54.8%

Age (yrs) 22Tests 31Avg Mileage 194,773Top Failure Brakes — 125.8%

2021High Fail Rate

62.8%

Age (yrs) 23Tests 43Avg Mileage 153,473Top Failure Brakes — 123.3%

2022High Fail Rate

50.0%

Age (yrs) 24Tests 30Avg Mileage 141,490Top Failure Lamps, reflectors and electrical equipment — 86.7%

2023

67.6%

Age (yrs) 25Tests 37Avg Mileage 157,016Top Failure Lamps, reflectors and electrical equipment — 62.2%

2024High Fail Rate

63.4%

Age (yrs) 26Tests 101Avg Mileage 152,455Top Failure Brakes — 49.5%

MOT results for 1998 Mercedes-Benz 312 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2017	19	53.1%	81	206,044	Brakes — 117.3%
2018	20	62.0%	50	186,524	Brakes — 72.0%
2019	21	60.9%	46	176,624	Brakes — 65.2%
2020	22	54.8%	31	194,773	Brakes — 125.8%
2021	23	62.8%	43	153,473	Brakes — 123.3%
2022	24	50.0%	30	141,490	Lamps, reflectors and electrical equipment — 86.7%
2023	25	67.6%	37	157,016	Lamps, reflectors and electrical equipment — 62.2%
2024	26	63.4%	101	152,455	Brakes — 49.5%

Common MOT Failures

Top failure categories across all test years for 1998 Mercedes-Benz 312, with age trends.

Brakes

83.8%

↓ Decreases with age

Suspension

61.4%

↓ Decreases with age

Lamps, reflectors and electrical equipment

50.1%

↓ Decreases with age

Lamps, Reflectors and Electrical Equipment

46.3%

↓ Decreases with age

Body, chassis, structure

30.8%

↑ 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	117.3% (19 yrs)	49.5% (26 yrs)	-67.8%	🟢 ↓
Suspension	84.0% (19 yrs)	35.6% (26 yrs)	-48.4%	🟢 ↓

Other Manufacture Years

1996 1997 1998 1999

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About This Data

This page shows how Mercedes-Benz 312 cars manufactured in 1998 perform at MOT as they age. Data spans from 2017 to 2024, covering 419 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.