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1992 Mercedes Unclassified — MOT History by Age

How cars manufactured in 1992 perform at MOT as they age

34 years
Current Age
56.3%
Latest Pass Rate
166
Total Tests (All Years)
157,434 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 20

This car: 56.3%
Average: 56.6%

⚠️ 0.3% below average (6824 models compared)

How This Car Ages

Pass rate progression for the 1992 Mercedes Unclassified as it ages.

17 yrs48.3%
18 yrs55.0%
19 yrs44.1%
20 yrs56.3%

Bar chart showing pass rate by car age from 17 to 20 years

Fail Rate %
📊 View as table
AgePass RateTests
17 yrs48.3%60
18 yrs55.0%40
19 yrs44.1%34
20 yrs56.3%32

Pass Rate Trend

How the 1992 Mercedes Unclassified pass rate changes as it ages, from first MOT to most recent.

Trend shows improving over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2012 (20 yrs)56.3%32
2011 (19 yrs)44.1%34
2010 (18 yrs)55%40
2009 (17 yrs)48.3%60

Year-by-Year MOT Results

2009High Fail Rate
48.3%
Age (yrs) 17Tests 60Avg Mileage 152,454Top Failure Brakes — 33.3%
2010High Fail Rate
55.0%
Age (yrs) 18Tests 40Avg Mileage 176,070Top Failure Lamps, Reflectors and Electrical Equipment — 25.0%
2011High Fail Rate
44.1%
Age (yrs) 19Tests 34Avg Mileage 176,948Top Failure Lamps, Reflectors and Electrical Equipment — 32.4%
2012High Fail Rate
56.3%
Age (yrs) 20Tests 32Avg Mileage 157,434Top Failure Lamps, Reflectors and Electrical Equipment — 25.0%

Common MOT Failures

Top failure categories across all test years for 1992 Mercedes Unclassified, with age trends.

Lamps, Reflectors and Electrical Equipment
28.9%
↓ Decreases with age
Brakes
26.2%
↓ Decreases with age
Exhaust, Fuel and Emissions
21.0%
— Consistent
Driver's View of the Road
19.5%
↑ Increases with age
Steering
18.1%
↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes33.3% (17 yrs)25.0% (20 yrs)
-8.3%
🟢 ↓
Lamps, Reflectors and Electrical Equipment33.3% (17 yrs)25.0% (20 yrs)
-8.3%
🟢 ↓
Suspension16.7% (17 yrs)12.5% (20 yrs)
-4.2%
🟢 ↓
Tyres10.0% (17 yrs)9.4% (20 yrs)
-0.6%
⚪ —

Other Manufacture Years

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

About This Data

This page shows how Mercedes Unclassified cars manufactured in 1992 perform at MOT as they age. Data spans from 2009 to 2012, covering 166 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.

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