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2021 BMW 430d M Sport Mhev Auto MOT Pass Rate

Pass rate for 430d M Sport Mhev Auto models manufactured in 2021, based on 53 real MOT test results.

90.6%
Pass Rate
9.4%
Fail Rate
53
Total Tests
25,475
Avg Mileage

Data from official DVSA MOT testing records

This page shows all 430d M Sport Mhev Auto cars tested in 2021. Want to see how cars built in 2021 hold up over time?

View 2021 BMW 430d M Sport Mhev Auto vintage page → (90.4% current pass rate)

2021 BMW 430d M Sport Mhev Auto MOT Analysis

The 2021 BMW 430d M Sport Mhev Auto has an MOT pass rate of 90.6% based on 53 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 25,475 miles on the odometer. With a 9.4% failure rate, the 2021 430d M Sport Mhev Auto is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 2021 BMW 430d M Sport Mhev Auto is Tyres, responsible for 17.0% of failures. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs range from £50–200 per tyre. Seat belts and supplementary restraint systems is the second most common issue at 1.9%.

⚠ Based on limited data (53 tests)

Top failures specific to 2021 models only. The overall 430d M Sport Mhev Auto page may show different rankings.

What Fails Most

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
1Tyres17.0%9
2Seat Belts And Supplementary Restraint Systems1.9%1

Failures per 10,000 Miles

avg. 25,475 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.

Tyres6.67% per 10K miSeat Belts0.74% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Tyres6.6717.0%9
Seat Belts0.741.9%1

Mileage Statistics

25,475
Mean
18,463
Median
17,559
25th Percentile
29,516
75th Percentile
3.69% failures per 10K miles

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

About This Data

The 2021 BMW 430d M Sport Mhev Auto has an MOT pass rate of 90.6% based on 53 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 25,475 miles on the odometer. With a 9.4% failure rate, the 2021 430d M Sport Mhev Auto is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 2021 BMW 430d M Sport Mhev Auto, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to tyres: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating. With relatively low average mileage of 25,475 miles, many of these vehicles are still in good mechanical condition.

Tyres — 17.0% of failures

Tyres issues account for 17.0% of MOT failures on 2021 BMW 430d M Sport Mhev Auto models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.

Seat belts and supplementary restraint systems — 1.9% of failures

Seat belts and supplementary restraint systems issues account for 1.9% of MOT failures on 2021 BMW 430d M Sport Mhev Auto models. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs: £50–200 per belt. Pre-MOT check: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard.

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

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