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Bmw 525 - 2009

202.0 faults per 100 tests
Year average for all cars of 2009 is 311.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw 525, model year 2009. Sample size: 1,188 cars, 2,618 tests and 5,289 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,188 cars

The 2009 BMW 525 has an overall defect rate of 202 per 100 vehicles, which is significantly lower than the annual average of 310 per 100, marking a 35% improvement. Notably, the model performs particularly well in categories like brakes and lights & electrics, with defect rates substantially below the average for its year. Mileage trends indicate that the defect rate increases with higher mileage, peaking in the 93,000 to 124,000-mile range. Unlike many average vehicles, the BMW 525 shows fewer issues related to body structure and equipment, suggesting a strong build quality and reliability in these areas.

Cars by mileage segment

Total: 1,188 cars

Categories

Brakes
▲ 28.1% better
84.5 faults / 100 tests
Year avg: 117.5 / 100 tests
  • Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 15.3% better
13.8 faults / 100 tests
Year avg: 16.3 / 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: worn to the extent there is a serious risk of detachment
  • A steering ball joint: with excessive wear or free play
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
Visibility
▲ 11.5% better
20.7 faults / 100 tests
Year avg: 23.4 / 100 tests
  • Obligatory mirror or device: slightly damaged or loose
  • Wiper blade: defective
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • 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
Lights & Electrics
▲ 48.3% better
41.8 faults / 100 tests
Year avg: 80.9 / 100 tests
  • Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
  • Headlamp reflector or lens: slightly defective
  • 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
  • Lamp: multiple light source up to a half not functioning
Wheels & Suspension
▲ 29.5% better
211.3 faults / 100 tests
Year avg: 299.8 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • A suspension joint dust cover: severely deteriorated
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
Body/Structure
▲ 77.1% better
9.5 faults / 100 tests
Year avg: 41.5 / 100 tests
  • A transmission shaft flexible coupling: excessively deteriorated
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Exhaust system has a major leak or is insecure
Equipment
▲ 53.0% better
3.9 faults / 100 tests
Year avg: 8.3 / 100 tests
  • Seat belt buckle missing, damaged or not functioning as intended
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
  • A seat belt:
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 45.9% better
18.6 faults / 100 tests
Year avg: 34.4 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Emissions levels exceed the manufacturer’s specified limits
  • Engine MIL inoperative or indicating a malfunction
  • Smoke opacity levels exceed the manufacturer’s specified limit
  • Lambda coefficient outside the default limits or the range specified by the manufacturer

Fault rate by mileage segment

Model    Year average
0 454 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 817
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 744
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
ADVISORY
Occurrences: 328
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 237
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 228
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 205
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 146
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 140
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 136
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 134

Serious faults (Top 10)

A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 134
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 107
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 91
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 72
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 51
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 46
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 33
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 32
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
FAIL
Occurrences: 27
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 23