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Bmw 645 - 2005

230.2 faults per 100 tests
Year average for all cars of 2005 is 377.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw 645, model year 2005. Sample size: 604 cars, 1,415 tests and 3,257 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 604 cars

The 2005 BMW 645 shows an overall defect rate of 230 per 100 vehicles, which is significantly lower than the yearly average of 376 per 100, marking a 39% improvement. Notably, the model excels in several categories, including brakes, steering, and lights and electrics, where it shows better performance compared to the average. However, it falls short in the "Other" defects category, with a rate of 74 per 100, which is worse than the average of 47 per 100. Mileage trends indicate that defect rates increase with higher mileage, particularly in the 62,000 to 93,000 miles range. Overall, the BMW 645 stands out positively in critical maintenance areas while facing challenges in more general defect categories.

Cars by mileage segment

Total: 604 cars

More model years for Bmw 645

2004 2005

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Categories

Brakes
▲ 32.7% better
106.6 faults / 100 tests
Year avg: 158.5 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Parking brake efficiency: below minimum requirement
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
Steering
▲ 64.7% better
7.9 faults / 100 tests
Year avg: 22.4 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • Free play in the steering, measured at the rim of the steering wheel is: excessive
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
  • Power steering fluid leaking or system malfunctioning
Visibility
▲ 36.6% better
18.0 faults / 100 tests
Year avg: 28.4 / 100 tests
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Obligatory mirror or device: slightly damaged or loose
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Windscreen or window excessively tinted: but not adversely affecting driver’s view
Lights & Electrics
▲ 70.1% better
32.9 faults / 100 tests
Year avg: 110.1 / 100 tests
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
  • Lamp emitted colour, position or intensity not in accordance with the requirements
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▲ 33.9% better
207.6 faults / 100 tests
Year avg: 314.1 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension joint dust cover: severely deteriorated
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 88.3% better
7.2 faults / 100 tests
Year avg: 61.5 / 100 tests
  • Exhaust system has a major leak or is insecure
  • Exhaust system has a major leak or is insecure
  • A transmission shaft flexible coupling: excessively deteriorated
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • A transmission shaft bearing: excessively worn
Equipment
▲ 55.0% better
5.8 faults / 100 tests
Year avg: 12.9 / 100 tests
  • Audible warning:
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Seat belt buckle missing, damaged or not functioning as intended
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
Other
▼ 59.1% worse
74.3 faults / 100 tests
Year avg: 46.7 / 100 tests
  • Exhaust emits excessive dense blue or clearly visible black smoke during acceleration which would obscure the view of other road users
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Engine MIL inoperative or indicating a malfunction
  • Exhaust noise levels in excess of those permitted

Fault rate by mileage segment

Model    Year average
0 520 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 429
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 417
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 411
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 366
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 193
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 110
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 72
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 56
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 52
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 48

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 72
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 52
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 43
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 41
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 23
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 22
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 22
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 20
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 18
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 17