1991 Mercedes 230 Te — MOT History by Age

How cars manufactured in 1991 perform at MOT as they age

35 years

Current Age

57.0%

Latest Pass Rate

1,467

Total Tests (All Years)

154,469 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 1991 Mercedes 230 Te as it ages.

18 yrs51.1%

→ ↑1.1%

19 yrs52.2%

→ ↑0.2%

20 yrs52.4%

→ ↓7.6%

21 yrs44.8%

→ ↑14.0%

22 yrs58.8%

→ ↓6.8%

23 yrs52.0%

→ ↑9.3%

24 yrs61.3%

→ ↓4.3%

25 yrs57.0%

📊 View as table

Age	Pass Rate	Tests
18 yrs	51.1%	358
19 yrs	52.2%	299
20 yrs	52.4%	233
21 yrs	44.8%	172
22 yrs	58.8%	131
23 yrs	52.0%	102
24 yrs	61.3%	93
25 yrs	57.0%	79

Pass Rate Trend

How the 1991 Mercedes 230 Te pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2016 (25 yrs)	57%	79
2015 (24 yrs)	61.3%	93
2014 (23 yrs)	52%	102
2013 (22 yrs)	58.8%	131
2012 (21 yrs)	44.8%	172
2011 (20 yrs)	52.4%	233
2010 (19 yrs)	52.2%	299
2009 (18 yrs)	51.1%	358

Year-by-Year MOT Results

2009High Fail Rate

51.1%

Age (yrs) 18Tests 358Avg Mileage 159,490Top Failure Brakes — 31.8%

2010High Fail Rate

52.2%

Age (yrs) 19Tests 299Avg Mileage 161,397Top Failure Brakes — 29.4%

2011High Fail Rate

52.4%

Age (yrs) 20Tests 233Avg Mileage 158,144Top Failure Brakes — 27.9%

2012High Fail Rate

44.8%

Age (yrs) 21Tests 172Avg Mileage 154,602Top Failure Suspension — 34.3%

2013High Fail Rate

58.8%

Age (yrs) 22Tests 131Avg Mileage 154,072Top Failure Brakes — 54.2%

2014High Fail Rate

52.0%

Age (yrs) 23Tests 102Avg Mileage 156,893Top Failure Brakes — 65.7%

2015High Fail Rate

61.3%

Age (yrs) 24Tests 93Avg Mileage 151,899Top Failure Brakes — 60.2%

2016High Fail Rate

57.0%

Age (yrs) 25Tests 79Avg Mileage 154,469Top Failure Suspension — 49.4%

MOT results for 1991 Mercedes 230 Te by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	18	51.1%	358	159,490	Brakes — 31.8%
2010	19	52.2%	299	161,397	Brakes — 29.4%
2011	20	52.4%	233	158,144	Brakes — 27.9%
2012	21	44.8%	172	154,602	Suspension — 34.3%
2013	22	58.8%	131	154,072	Brakes — 54.2%
2014	23	52.0%	102	156,893	Brakes — 65.7%
2015	24	61.3%	93	151,899	Brakes — 60.2%
2016	25	57.0%	79	154,469	Suspension — 49.4%

Common MOT Failures

Top failure categories across all test years for 1991 Mercedes 230 Te, with age trends.

Brakes

42.5%

↑ Increases with age

Suspension

36.3%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

33.3%

↑ Increases with age

Tyres

19.6%

↑ Increases with age

Exhaust, Fuel and Emissions

17.2%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	21.8% (18 yrs)	49.4% (25 yrs)	+27.6%	🔴 ↑
Tyres	14.0% (18 yrs)	30.4% (25 yrs)	+16.4%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	24.9% (18 yrs)	39.2% (25 yrs)	+14.3%	🔴 ↑
Brakes	31.8% (18 yrs)	36.7% (25 yrs)	+4.9%	🔴 ↑
Exhaust, Fuel and Emissions	16.5% (18 yrs)	19.0% (25 yrs)	+2.5%	🔴 ↑

Other Manufacture Years

1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993

← Back to Mercedes 230 Te overview

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About This Data

This page shows how Mercedes 230 Te cars manufactured in 1991 perform at MOT as they age. Data spans from 2009 to 2016, covering 1,467 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.