BMW 520i M Sport Mhev Auto MOT Pass Rate
Overall pass rate across all manufacture years, based on 1,081 real MOT test results. Failure rate: 8.0%.
Data from official DVSA MOT testing records
BMW 520i M Sport Mhev Auto MOT Reliability Overview
The BMW 520i M Sport Mhev Auto is a niche vehicle in the UK, with 1,081 MOT test results recorded in our database spanning 3 manufacture years. It has an overall MOT pass rate of 92.0% and a failure rate of 8.0%, which is well above the UK average of approximately 37%.
Based on this data, the BMW 520i M Sport Mhev Auto earns a "Excellent" reliability rating. The average BMW 520i M Sport Mhev Auto presents for MOT with approximately 26,835 miles on the clock. Manufacture year matters: 2021 models achieve the highest pass rate at 93.4%, while 2022 models have the lowest at 87.3%. This 6.1 percentage point difference suggests notable variation in build quality or component durability across production years.
The most common MOT failure for the BMW 520i M Sport Mhev Auto is Tyres, affecting 10.2% of all tests. 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. The second most common issue is Road Wheels at 0.8%. Non-component advisories rounds out the top three at 0.6%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Best Year to Buy
📈 How Each Vintage Ages
Pass Rate by Manufacture Year
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Tyres | 10.2% | 110 |
| 2 | Road Wheels | 0.8% | 9 |
| 3 | Non-component Advisories | 0.6% | 7 |
| 4 | Lamps, Reflectors And Electrical Equipment | 0.6% | 6 |
| 5 | Visibility | 0.3% | 3 |
| 6 | Identification Of The Vehicle | 0.2% | 2 |
| 7 | Brakes | 0.1% | 1 |
| 8 | Noise, Emissions And Leaks | 0.1% | 1 |
| 9 | Suspension | 0.1% | 1 |
Failures per 10,000 Miles
avg. 26,835 miFor 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.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Tyres | 3.79 | 10.2% | 110 |
| Wheels | 0.31 | 0.8% | 9 |
| Non-component advisories | 0.24 | 0.6% | 7 |
| Lamps & Electrical | 0.21 | 0.6% | 6 |
| Visibility | 0.10 | 0.3% | 3 |
| Identification of the vehicle | 0.07 | 0.2% | 2 |
| Brakes | 0.03 | 0.1% | 1 |
| Noise, emissions and leaks | 0.03 | 0.1% | 1 |
| Suspension | 0.03 | 0.1% | 1 |
🚗 Similar Cars to Consider
Mileage at MOT
The average BMW 520i M Sport Mhev Auto has 26,835 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The BMW 520i M Sport Mhev Auto has a mileage-adjusted failure rate of 2.98% per 10,000 miles driven. The average across all makes is 5.38%, so this model is better than average.
About BMW 520i M Sport Mhev Auto MOT Data
The BMW 520i M Sport Mhev Auto is a niche vehicle in the UK, with 1,081 MOT test results recorded in our database spanning 3 manufacture years. It has an overall MOT pass rate of 92.0% and a failure rate of 8.0%, which is well above the UK average of approximately 37%.
For BMW 520i M Sport Mhev Auto owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on tyres and road wheels for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific 520i M Sport Mhev Auto is likely to perform.
Tyres — 10.2% of failures
Tyres issues account for 10.2% of MOT failures on the BMW 520i M Sport Mhev Auto. 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.
Road Wheels — 0.8% of failures
Road Wheels issues account for 0.8% of MOT failures on the BMW 520i M Sport Mhev Auto. Wheel failures include cracked or severely corroded alloy wheels, missing or loose wheel nuts, and wheels that are insecurely attached. These are safety-critical and relatively rare compared to tyre failures. Typical repair costs: £100–400 per wheel. Pre-MOT check: Visually inspect wheels for cracks, especially around the spokes and rim. Check that all wheel nuts are present and tightened. Look for signs of impact damage on alloy wheels.
Non-component advisories — 0.6% of failures
Non-component advisories issues account for 0.6% of MOT failures on the BMW 520i M Sport Mhev Auto. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Frequently Asked Questions
What is the MOT pass rate for the BMW 520i M Sport Mhev Auto?
Based on 1,081 MOT tests in our database, the BMW 520i M Sport Mhev Auto has an overall pass rate of 92.0% (8.0% fail rate).
What are the most common MOT failures on a BMW 520i M Sport Mhev Auto?
The top 3 reasons a BMW 520i M Sport Mhev Auto fails its MOT are: 1. Tyres (10.2%), 2. Road Wheels (0.8%), 3. Non-component advisories (0.6%). Check these areas before booking your MOT.
Is the BMW 520i M Sport Mhev Auto reliable?
With a 8.0% MOT failure rate, the 520i M Sport Mhev Auto is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my BMW 520i M Sport Mhev Auto?
Based on failure data, focus on: Tyres (10.2%); Road Wheels (0.8%); Non-component advisories (0.6%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.