Bmw 520 - 2007
309.2 faults per 100 tests
Year average for all cars of 2007 is 357.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw 520, model year 2007.
Sample size: 3,283 cars, 6,818 tests and 21,081 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 3,283 cars
The 2007 BMW 520 has an overall defect rate of 309 defects per 100 vehicles, which is 12% lower than the yearly average of 352 defects per 100 vehicles. This model performs particularly well in categories such as Lights & Electrics, Body/Structure, and Equipment, showing significantly fewer defects than the average. However, it does have a higher incidence of steering defects compared to similar vehicles, with 24% of vehicles experiencing issues in this category. Mileage trends indicate that defect rates increase as mileage rises, particularly past 124,000 miles. Overall, the BMW 520 demonstrates a solid reliability profile but has specific areas needing attention.
Cars by mileage segment
Total: 3,283 cars
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Categories
Brakes
▲ 7.3% better
131.4 faults / 100 tests
Year avg: 141.7 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: significantly and obviously worn
- Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
- Brake pipe damaged or excessively corroded
Steering
▼ 17.5% worse
23.5 faults / 100 tests
Year avg: 20.0 / 100 tests
- A steering ball joint: with excessive wear or free play
- 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
- Free play in the steering, measured at the rim of the steering wheel is: excessive
Visibility
▲ 2.6% better
25.8 faults / 100 tests
Year avg: 26.5 / 100 tests
- 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
- Wiper blade: missing or obviously not clearing the windscreen
- Obligatory mirror or device: slightly damaged or loose
- Wiper blade: defective
Lights & Electrics
▲ 32.1% better
69.9 faults / 100 tests
Year avg: 102.9 / 100 tests
- Headlamp reflector or lens: slightly defective
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
- The aim of a headlamp is not within limits laid down in the requirements
- 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
Wheels & Suspension
▲ 2.9% better
305.0 faults / 100 tests
Year avg: 314.0 / 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
- Tyre tread depth not in accordance with the requirements
- A suspension pin, bush, joint or bearing: excessively worn
- A shock absorber damaged … or showing signs of severe leakage
Body/Structure
▲ 55.8% better
24.2 faults / 100 tests
Year avg: 54.8 / 100 tests
- A transmission shaft constant velocity joint boot: severely 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
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▲ 47.7% better
5.7 faults / 100 tests
Year avg: 10.9 / 100 tests
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- A seat belt: or flexible stalk damaged
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- Seat belt buckle missing, damaged or not functioning as intended
- Seat belt buckle missing, damaged or not functioning as intended
Other
▲ 25.3% better
32.8 faults / 100 tests
Year avg: 43.9 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Emissions test unable to be completed
- Exhaust emits excessive smoke or vapour of any colour to an extent likely to obscure the vision of other road users
- Smoke opacity levels exceed the manufacturer’s specified limit
- Any part of the noise suppression system: insecure
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 2,997
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 2,991
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,152
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 912
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
ADVISORY
Occurrences: 892
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 541
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 538
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 536
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 475
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 435
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 538
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 321
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 270
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 261
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 250
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
FAIL
Occurrences: 228
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 183
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 181
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 136
Beam image obviously incorrect
FAIL
Occurrences: 111