1991 Mercedes 230 E — MOT History by Age

How cars manufactured in 1991 perform at MOT as they age

35 years

Current Age

72.7%

Latest Pass Rate

1,343

Total Tests (All Years)

112,782 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 E as it ages.

18 yrs70.4%

→ ↓1.5%

19 yrs68.9%

→ ↑0.4%

20 yrs69.3%

→ ↓0.5%

21 yrs68.8%

→ ↑0.2%

22 yrs69.0%

→ ↑0.6%

23 yrs69.6%

→ ↓0.0%

24 yrs69.6%

→ ↑3.1%

25 yrs72.7%

📊 View as table

Age	Pass Rate	Tests
18 yrs	70.4%	301
19 yrs	68.9%	244
20 yrs	69.3%	202
21 yrs	68.8%	154
22 yrs	69.0%	126
23 yrs	69.6%	115
24 yrs	69.6%	102
25 yrs	72.7%	99

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2016 (25 yrs)	72.7%	99
2015 (24 yrs)	69.6%	102
2014 (23 yrs)	69.6%	115
2013 (22 yrs)	69%	126
2012 (21 yrs)	68.8%	154
2011 (20 yrs)	69.3%	202
2010 (19 yrs)	68.9%	244
2009 (18 yrs)	70.4%	301

Year-by-Year MOT Results

2009

70.4%

Age (yrs) 18Tests 301Avg Mileage 117,216Top Failure Brakes — 18.9%

2010

68.9%

Age (yrs) 19Tests 244Avg Mileage 117,748Top Failure Suspension — 15.2%

2011

69.3%

Age (yrs) 20Tests 202Avg Mileage 113,129Top Failure Suspension — 15.3%

2012

68.8%

Age (yrs) 21Tests 154Avg Mileage 114,677Top Failure Brakes — 18.8%

2013

69.0%

Age (yrs) 22Tests 126Avg Mileage 113,056Top Failure Suspension — 34.1%

2014

69.6%

Age (yrs) 23Tests 115Avg Mileage 107,942Top Failure Suspension — 27.0%

2015

69.6%

Age (yrs) 24Tests 102Avg Mileage 110,686Top Failure Brakes — 31.4%

2016

72.7%

Age (yrs) 25Tests 99Avg Mileage 112,782Top Failure Brakes — 44.4%

MOT results for 1991 Mercedes 230 E by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	18	70.4%	301	117,216	Brakes — 18.9%
2010	19	68.9%	244	117,748	Suspension — 15.2%
2011	20	69.3%	202	113,129	Suspension — 15.3%
2012	21	68.8%	154	114,677	Brakes — 18.8%
2013	22	69.0%	126	113,056	Suspension — 34.1%
2014	23	69.6%	115	107,942	Suspension — 27.0%
2015	24	69.6%	102	110,686	Brakes — 31.4%
2016	25	72.7%	99	112,782	Brakes — 44.4%

Common MOT Failures

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

Brakes

23.9%

↑ Increases with age

Suspension

21.9%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

16.7%

↑ Increases with age

Tyres

13.6%

↑ Increases with age

Exhaust, Fuel and Emissions

10.8%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	18.9% (18 yrs)	44.4% (25 yrs)	+25.5%	🔴 ↑
Suspension	13.3% (18 yrs)	35.4% (25 yrs)	+22.1%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	12.3% (18 yrs)	23.2% (25 yrs)	+10.9%	🔴 ↑
Tyres	9.3% (18 yrs)	19.2% (25 yrs)	+9.9%	🔴 ↑
Exhaust, Fuel and Emissions	11.3% (18 yrs)	10.1% (25 yrs)	-1.2%	⚪ —

Other Manufacture Years

1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1997

← Back to Mercedes 230 E overview

Looking for the best year to buy? See the full comparison on the Mercedes 230 E page →

About This Data

This page shows how Mercedes 230 E cars manufactured in 1991 perform at MOT as they age. Data spans from 2009 to 2016, covering 1,343 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.