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2004 MG Unclassified MOT Pass Rate

Pass rate for Unclassified models manufactured in 2004, based on 48 real MOT test results.

60.4%
Pass Rate
39.6%
Fail Rate
48
Total Tests
72,601
Avg Mileage

Data from official DVSA MOT testing records

2004 MG Unclassified MOT Analysis

The 2004 MG Unclassified has an MOT pass rate of 60.4% based on 48 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 72,601 miles on the odometer. With a 39.6% failure rate, the 2004 Unclassified is rated as "Average" for MOT reliability.

The leading cause of MOT failure for the 2004 MG Unclassified is Brakes, responsible for 2.1% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400.

⚠ Based on limited data (48 tests)

Top failures specific to 2004 models only. The overall Unclassified page may show different rankings.

What Fails Most

Brakes 2.1%

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Brakes2.1%1

Failures per 10,000 Miles

avg. 72,601 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Brakes0.29% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes0.292.1%1

Mileage Statistics

72,601
Mean
65,052
Median
51,944
25th Percentile
87,322
75th Percentile
5.45% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 2004 MG Unclassified has an MOT pass rate of 60.4% based on 48 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 72,601 miles on the odometer. With a 39.6% failure rate, the 2004 Unclassified is rated as "Average" for MOT reliability.

If you own or are considering buying a 2004 MG Unclassified, budget for potential repairs before each MOT. Before your MOT, pay particular attention to brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). At 72,601 average miles, these vehicles are in the mid-range where component wear starts to become a factor.

Brakes — 2.1% of failures

Brakes issues account for 2.1% of MOT failures on 2004 MG Unclassified models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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