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Bmw 523 - 2008

229.1 faults per 100 tests
Year average for all cars of 2008 is 340.8 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw 523, model year 2008. Sample size: 131 cars, 275 tests and 630 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 131 cars

The 2008 BMW 523 has an overall defect rate of 229 per 100 vehicles, which is significantly lower than the average of 337 per 100, making it 32% better than its peers. Notably, the vehicle shows a concerning trend in the "Other" defect category, where it exceeds the average by 54%. In contrast, the model excels in crucial areas like brakes and steering, with defect rates of 89% and just 1.5% respectively, compared to much higher averages. Overall, while it performs well in several categories, there are specific areas where it requires attention, particularly as mileage increases.

Cars by mileage segment

Total: 131 cars

More model years for Bmw 523

1997 1998 1999 2000 2005 2006 2007 2008 2009 2010 2011

Other models from Bmw

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Categories

Brakes
▲ 33.4% better
88.7 faults / 100 tests
Year avg: 133.1 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Parking brake efficiency: below minimum requirement
  • Brake disc or drum: significantly and obviously worn
  • Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 91.7% better
1.5 faults / 100 tests
Year avg: 18.0 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • A steering ball joint: with excessive wear or free play
Visibility
▲ 45.5% better
13.8 faults / 100 tests
Year avg: 25.3 / 100 tests
  • A bonnet primary retaining device excessively deteriorated, ineffective or insecure
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 45.6% better
50.2 faults / 100 tests
Year avg: 92.2 / 100 tests
  • 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
  • Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
  • A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▲ 30.9% better
214.5 faults / 100 tests
Year avg: 310.3 / 100 tests
  • A suspension joint dust cover: severely deteriorated
  • A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 61.8% better
19.6 faults / 100 tests
Year avg: 51.3 / 100 tests
  • Body, cab or chassis: excessively corroded at mounting points
  • 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
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Exhaust system has a major leak or is insecure
Equipment
▲ 49.5% better
5.1 faults / 100 tests
Year avg: 10.1 / 100 tests
  • Seat belt buckle missing, damaged or not functioning as intended
  • ESC MIL indicates a system malfunction
  • A seat belt:
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • An airbag fitted as original equipment obviously missing
Other
▼ 57.0% worse
64.7 faults / 100 tests
Year avg: 41.2 / 100 tests
  • Emissions levels exceed the manufacturer’s specified limits
  • Lambda coefficient outside the default limits or the range specified by the manufacturer
  • 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
  • Emissions levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 481 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: 86
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 55
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 44
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 41
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 24
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 21
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
ADVISORY
Occurrences: 21
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 19
Body, cab or chassis: excessively corroded at mounting points
ADVISORY
Occurrences: 16
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 14

Serious faults (Top 10)

A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 21
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 14
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 12
A wheel: with a loose or missing wheel nut, bolt or stud
FAIL
Occurrences: 10
Emissions levels exceed the manufacturer’s specified limits
FAIL
Occurrences: 9
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 7
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 6
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 6
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 5