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1984 Mercedes-Benz C — MOT History by Age

How cars manufactured in 1984 perform at MOT as they age

42 years
Current Age
82.8%
Latest Pass Rate
188
Total Tests (All Years)
141,773 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-Benz C as it ages.

37 yrs80.0%
38 yrs60.0%
39 yrs80.0%
40 yrs82.8%

Bar chart showing pass rate by car age from 37 to 40 years

Fail Rate %
📊 View as table
AgePass RateTests
37 yrs80.0%45
38 yrs60.0%40
39 yrs80.0%45
40 yrs82.8%58

Pass Rate Trend

How the 1984 Mercedes-Benz C 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
2024 (40 yrs)82.8%58
2023 (39 yrs)80%45
2022 (38 yrs)60%40
2021 (37 yrs)80%45

Year-by-Year MOT Results

2021
80.0%
Age (yrs) 37Tests 45Avg Mileage 125,787Top Failure Body, chassis, structure — 44.4%
2022High Fail Rate
60.0%
Age (yrs) 38Tests 40Avg Mileage 114,891Top Failure Suspension — 57.5%
2023
80.0%
Age (yrs) 39Tests 45Avg Mileage 120,949Top Failure Lamps, reflectors and electrical equipment — 20.0%
2024
82.8%
Age (yrs) 40Tests 58Avg Mileage 141,773Top Failure Suspension — 19.0%

Common MOT Failures

Top failure categories across all test years for 1984 Mercedes-Benz C, with age trends.

Lamps, reflectors and electrical equipment
29.5%
↓ Decreases with age
Brakes
24.7%
↓ Decreases with age
Suspension
24.7%
— Consistent
Body, chassis, structure
22.8%
↓ Decreases with age
Noise, emissions and leaks
14.5%
↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Body, chassis, structure44.4% (37 yrs)8.6% (40 yrs)
-35.8%
🟢 ↓
Lamps, reflectors and electrical equipment33.3% (37 yrs)12.1% (40 yrs)
-21.2%
🟢 ↓
Brakes22.2% (37 yrs)8.6% (40 yrs)
-13.6%
🟢 ↓
Suspension17.8% (37 yrs)19.0% (40 yrs)
+1.2%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes-Benz C page →

About This Data

This page shows how Mercedes-Benz C cars manufactured in 1984 perform at MOT as they age. Data spans from 2021 to 2024, covering 188 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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