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2004 Mercedes-Benz A — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years
Current Age
52.8%
Latest Pass Rate
11,226
Total Tests (All Years)
82,711 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 16

This car: 52.8%
Average: 52.7%

✅ 0.1% above average (10212 models compared)

How This Car Ages

Pass rate progression for the 2004 Mercedes-Benz A as it ages.

13 yrs51.6%
14 yrs50.1%
15 yrs51.8%
16 yrs52.8%

Bar chart showing pass rate by car age from 13 to 16 years

Fail Rate %
📊 View as table
AgePass RateTests
13 yrs51.6%4,424
14 yrs50.1%2,655
15 yrs51.8%2,309
16 yrs52.8%1,838

Pass Rate Trend

How the 2004 Mercedes-Benz A 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
2020 (16 yrs)52.8%1,838
2019 (15 yrs)51.8%2,309
2018 (14 yrs)50.1%2,655
2017 (13 yrs)51.6%4,424

Year-by-Year MOT Results

2017High Fail Rate
51.6%
Age (yrs) 13Tests 4,424Avg Mileage 80,447Top Failure Brakes — 67.1%
2018High Fail Rate
50.1%
Age (yrs) 14Tests 2,655Avg Mileage 82,258Top Failure Brakes — 77.8%
2019High Fail Rate
51.8%
Age (yrs) 15Tests 2,309Avg Mileage 82,186Top Failure Brakes — 77.1%
2020High Fail Rate
52.8%
Age (yrs) 16Tests 1,838Avg Mileage 82,711Top Failure Brakes — 71.7%

Common MOT Failures

Top failure categories across all test years for 2004 Mercedes-Benz A, with age trends.

Brakes
73.4%
↑ Increases with age
Suspension
45.9%
↑ Increases with age
Lamps, reflectors and electrical equipment
43.8%
↑ Increases with age
Lamps, Reflectors and Electrical Equipment
36.1%
↓ Decreases with age
Tyres
28.4%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Tyres24.3% (13 yrs)32.3% (16 yrs)
+8.0%
🔴 ↑
Suspension41.5% (13 yrs)48.0% (16 yrs)
+6.5%
🔴 ↑
Brakes67.1% (13 yrs)71.7% (16 yrs)
+4.6%
🔴 ↑

Other Manufacture Years

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

About This Data

This page shows how Mercedes-Benz A cars manufactured in 2004 perform at MOT as they age. Data spans from 2017 to 2020, covering 11,226 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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