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BMW M5 Common Problems, Faults & Repair Costs (2026)

Based on official DVSA MOT test data. View the most common MOT failure categories, pass rates, and estimated repair costs for the BMW M5 (2005–present).

MOT Pass Rate

79.8%2.2% below national avg (82%)

Reliability rating: Good — based on approx. 4,000 tests

Dangerous Defects

1.70%

Moderate risk

Retest Rate

13.5%

of failed tests need a retest

Top MOT Failure Categories

1

Lamps, reflectors and electrical equipment

Est. repair: £40–£200

15.2%
2

Suspension

Est. repair: £120–£450

14.5%
3

Brakes

Est. repair: £100–£350

12.5%
4

Tyres

Est. repair: £50–£120 per tyre

10.0%
5

Exhaust, fuel and emissions

Est. repair: £40–£200

8.2%

Where Faults Occur

30.0%

Front

29.0%

Rear

21.0%

Offside

Mileage Benchmarks

At 3 years

16,000 mi

At 5 years

28,000 mi

At 10 years

52,000 mi

Significantly higher or lower mileage than these benchmarks may indicate unusual usage patterns. Check the full MOT history for mileage consistency.

Is a BMW M5 a Good Buy?

The BMW M5 shows average reliability in MOT data. With a 79.8% pass rate, it sits 2.2% below the national average of 82%.

Budget for potential repairs in lamps, reflectors and electrical equipment and suspension. An independent pre-purchase inspection is recommended, especially for older examples. Always check the full MOT history for recurring issues.

BMW M5 MOT Check & History

View detailed MOT pass rates by year, mileage benchmarks, and full test history data for the BMW M5.

View BMW M5 MOT Data

Check a Specific BMW M5

Enter a registration number to view the full MOT history for any BMW M5.

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Other BMW Models

BMW 3 Series

79.5%

Lamps, reflectors and electrical equipment →

BMW 1 Series

80.2%

Lamps, reflectors and electrical equipment →

BMW 5 Series

77.8%

Lamps, reflectors and electrical equipment →

BMW X1

82.5%

Lamps, reflectors and electrical equipment →

BMW X3

81.8%

Lamps, reflectors and electrical equipment →

BMW 2 Series

83.5%

Lamps, reflectors and electrical equipment →

View all BMW models

Frequently Asked Questions

What are the most common MOT faults on a BMW M5?
The top MOT failure on the BMW M5 is Lamps, reflectors and electrical equipment, accounting for approximately 15.2% of all failures. Other common issues include suspension and brakes.
What is the BMW M5 MOT pass rate?
The BMW M5 has an estimated MOT pass rate of 79.8%, which is 2.2% below the national average of 82%. This rates the BMW M5 as "Good" for MOT reliability.
Is the BMW M5 reliable?
Based on DVSA MOT data, the BMW M5 has a good reliability record with a 79.8% pass rate. It has a dangerous defect rate of 1.70% and a retest rate of 13.5%.
How much does it cost to fix common BMW M5 MOT failures?
Typical repair costs for BMW M5 MOT failures range from £30–£200 for lamps, reflectors and electrical equipment issues to £120–£450 for suspension problems. Prices are estimates based on typical UK independent garage rates.
What mileage should a BMW M5 have?
Based on MOT test data, the average BMW M5 covers approximately 16,000 mi by 3 years, 28,000 mi by 5 years, and 52,000 mi by 10 years. Significantly higher or lower mileage may warrant closer inspection.
Should I buy a used BMW M5?
The BMW M5 is generally a solid choice based on MOT data. Check the full MOT history of any specific vehicle before purchasing, paying particular attention to lamps, reflectors and electrical equipment issues and mileage consistency.
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