1984 Mercedes 500 Sec — MOT History by Age

How cars manufactured in 1984 perform at MOT as they age

42 years

Current Age

67.6%

Latest Pass Rate

349

Total Tests (All Years)

131,146 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 1984 Mercedes 500 Sec as it ages.

25 yrs58.7%

→ ↓2.1%

26 yrs56.6%

→ ↓2.6%

27 yrs54.0%

→ ↓4.0%

28 yrs50.0%

→ ↑7.1%

29 yrs57.1%

→ ↑3.4%

30 yrs60.5%

→ ↑4.2%

31 yrs64.7%

→ ↑2.9%

32 yrs67.6%

📊 View as table

Age	Pass Rate	Tests
25 yrs	58.7%	63
26 yrs	56.6%	53
27 yrs	54.0%	50
28 yrs	50.0%	42
29 yrs	57.1%	35
30 yrs	60.5%	38
31 yrs	64.7%	34
32 yrs	67.6%	34

Pass Rate Trend

How the 1984 Mercedes 500 Sec pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2016 (32 yrs)	67.6%	34
2015 (31 yrs)	64.7%	34
2014 (30 yrs)	60.5%	38
2013 (29 yrs)	57.1%	35
2012 (28 yrs)	50%	42
2011 (27 yrs)	54%	50
2010 (26 yrs)	56.6%	53
2009 (25 yrs)	58.7%	63

Year-by-Year MOT Results

2009High Fail Rate

58.7%

Age (yrs) 25Tests 63Avg Mileage 120,922Top Failure Brakes — 27.0%

2010High Fail Rate

56.6%

Age (yrs) 26Tests 53Avg Mileage 127,983Top Failure Suspension — 24.5%

2011High Fail Rate

54.0%

Age (yrs) 27Tests 50Avg Mileage 121,429Top Failure Brakes — 22.0%

2012High Fail Rate

50.0%

Age (yrs) 28Tests 42Avg Mileage 126,572Top Failure Suspension — 38.1%

2013High Fail Rate

57.1%

Age (yrs) 29Tests 35Avg Mileage 119,279Top Failure Suspension — 71.4%

2014High Fail Rate

60.5%

Age (yrs) 30Tests 38Avg Mileage 122,605Top Failure Suspension — 63.2%

2015High Fail Rate

64.7%

Age (yrs) 31Tests 34Avg Mileage 126,824Top Failure Brakes — 73.5%

2016

67.6%

Age (yrs) 32Tests 34Avg Mileage 131,146Top Failure Lamps, Reflectors and Electrical Equipment — 26.5%

MOT results for 1984 Mercedes 500 Sec by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	25	58.7%	63	120,922	Brakes — 27.0%
2010	26	56.6%	53	127,983	Suspension — 24.5%
2011	27	54.0%	50	121,429	Brakes — 22.0%
2012	28	50.0%	42	126,572	Suspension — 38.1%
2013	29	57.1%	35	119,279	Suspension — 71.4%
2014	30	60.5%	38	122,605	Suspension — 63.2%
2015	31	64.7%	34	126,824	Brakes — 73.5%
2016	32	67.6%	34	131,146	Lamps, Reflectors and Electrical Equipment — 26.5%

Common MOT Failures

Top failure categories across all test years for 1984 Mercedes 500 Sec, with age trends.

Suspension

38.8%

— Consistent

Brakes

38.1%

↓ Decreases with age

Lamps, Reflectors and Electrical Equipment

33.2%

↑ Increases with age

Driver's View of the Road

31.8%

↑ Increases with age

Body, Structure and General Items

23.2%

↑ 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	27.0% (25 yrs)	11.8% (32 yrs)	-15.2%	🟢 ↓
Lamps, Reflectors and Electrical Equipment	19.0% (25 yrs)	26.5% (32 yrs)	+7.5%	🔴 ↑
Exhaust, Fuel and Emissions	14.3% (25 yrs)	11.8% (32 yrs)	-2.5%	🟢 ↓
Suspension	17.5% (25 yrs)	17.6% (32 yrs)	+0.1%	⚪ —

Other Manufacture Years

1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993

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About This Data

This page shows how Mercedes 500 Sec cars manufactured in 1984 perform at MOT as they age. Data spans from 2009 to 2016, covering 349 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.