BMW 645 MOT Check

MOT pass rates, common failures, and reliability data for the BMW 645. Check any 645 by registration number below.

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77.4%

Avg Pass Rate

-12.5%

vs BMW Avg

Year Ranges

Good

Reliability

BMW 645 — MOT Reliability Overview

The BMW 645 has an average MOT pass rate of 77.4%, which is 12.5 percentage points below the BMW brand average of 89.9%. This is a reasonable result that reflects typical UK reliability standards. Regular servicing and addressing advisories promptly will help keep your 645 on the road.

The most common reasons a BMW 645 fails its MOT are a spring or spring component fractured or seriously weakened, a suspension pin, bush or joint excessively worn, brake pipe damaged or excessively corroded. If you are preparing your 645 for its MOT, checking these areas first could save you a retest fee. Our detailed fault analysis includes estimated repair costs for each failure type.

Before buying a used BMW 645, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the BMW 645 performs at MOT across different model years.

2011

Based on 69 vehicles

75.4%Good

BMW average: 89.9%

Dangerous Defects

6.7%

Retest Rate

15.6%

2005

Based on 1,458 vehicles

80.8%Good

BMW average: 89.9%

Dangerous Defects

3.3%

Retest Rate

14.6%

2004

Based on 3,310 vehicles

78.2%Good

BMW average: 89.9%

Dangerous Defects

3.5%

Retest Rate

20.1%

2003

Based on 40 vehicles

75.0%Good

BMW average: 89.9%

Dangerous Defects

4.5%

Retest Rate

31.8%

0

Based on 2,202 vehicles

77.5%Good

BMW average: 89.9%

Mileage at 5yr

105k mi

Top MOT Failures — BMW 645

The most common reasons a BMW 645 fails its MOT, aggregated across all year ranges.

A spring or spring component fractured or seriously weakened

1.9%

A suspension pin, bush or joint excessively worn

1.6%

Brake pipe damaged or excessively corroded

1.5%

A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning

1.5%

Windscreen washers not working or not providing sufficient fluid to clear the windscreen

1.4%

BMW 645 Common Faults & Repair Costs

Where Failures Occur

The areas of the vehicle most commonly flagged during MOT inspections.

Nearside

2.9%

Front Nearside Outer

1.4%

Front Nearside

1.4%

Other BMW Models

Compare MOT reliability across BMW models.

BMW 420d Xdrive M Sport Mhev Auto

90.4% pass rate

BMW X2 Sdrive18d Sport

87.3% pass rate

BMW X2 Sdrive18d M Sport X Auto

87.0% pass rate

BMW 550

82.4% pass rate

BMW 316 I

89.0% pass rate

BMW 540i Xdrive M Sport Mhev Auto

75.6% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for BMW 645

BMW 645 — Frequently Asked Questions

Common questions about the BMW 645 MOT and reliability.

What is the MOT pass rate for the BMW 645?

The average MOT pass rate for the BMW 645 is 77.4% compared to the BMW average of 89.9%. Pass rates vary by year — check the year-by-year breakdown on this page for details.

What are the most common MOT failures on a BMW 645?

The most common MOT failures on the BMW 645 are: A spring or spring component fractured or seriously weakened (1.9%), A suspension pin, bush or joint excessively worn (1.6%), Brake pipe damaged or excessively corroded (1.5%). These are the components most likely to cause an MOT failure.

Is the BMW 645 reliable?

With an average MOT pass rate of 77.4%, the BMW 645 is rated as "Good" for reliability. This is a strong result suggesting good build quality and fewer common defects.

How do I check the MOT history of a BMW 645?

Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.

What mileage should I expect on a BMW 645?

Typical mileage for the BMW 645: 104,606 miles at 5 years. Use these benchmarks when evaluating a used 645 to spot vehicles with unusually high or low mileage.

Check Your BMW 645's MOT History

Enter the registration number for the full MOT history — free and instant.