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Bmw 730 - 2004

305.6 faults per 100 tests
Year average for all cars of 2004 is 384.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bmw 730, model year 2004. Sample size: 204 cars, 393 tests and 1,201 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 204 cars

The 2004 BMW 730 has an overall defect rate of 306 per 100 vehicles, which is 20% lower than the average defect rate of 382 per 100 for cars of the same year. It shows a notable improvement in the areas of steering, lights and electrics, and body structure, with significantly lower defect rates compared to the yearly averages. However, it performs worse in visibility and equipment categories, where it exceeds the average defect rates. Mileage-related trends indicate that defects increase with mileage, particularly in the higher mileage segments. Overall, while the BMW 730 excels in several categories, it still faces specific challenges that are worth noting.

Cars by mileage segment

Total: 204 cars

Categories

Brakes
▲ 7.3% better
152.2 faults / 100 tests
Year avg: 164.2 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 65.1% better
8.7 faults / 100 tests
Year avg: 24.9 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • A steering ball joint: with excessive wear or free play
  • Power steering fluid leaking or system malfunctioning
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • A steering ball joint: worn to the extent there is a serious risk of detachment
Visibility
▼ 24.9% worse
36.6 faults / 100 tests
Year avg: 29.3 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
  • 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
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 29.6% better
77.4 faults / 100 tests
Year avg: 109.9 / 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
  • Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
  • Lamp emitted colour, position or intensity not in accordance with the requirements
  • Beam image obviously incorrect
Wheels & Suspension
▲ 14.1% better
268.7 faults / 100 tests
Year avg: 312.9 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
  • A suspension pin, bush, joint or bearing: excessively worn
  • A spring: or spring component fractured or seriously weakened
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 84.7% better
9.7 faults / 100 tests
Year avg: 63.6 / 100 tests
  • Exhaust system has a major leak or is insecure
  • Fuel system: leaking, or missing or ineffective filler cap
  • Fuel system: leaking excessively or a risk of fire
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • Exhaust system has a major leak or is insecure
Equipment
▼ 14.5% worse
15.8 faults / 100 tests
Year avg: 13.8 / 100 tests
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
  • An airbag obviously inoperative
  • Audible warning:
  • Seat belt buckle missing, damaged or not functioning as intended
  • An SRS malfunction indicator lamp (MIL) indicates a system malfunction
Other
▲ 16.4% better
42.2 faults / 100 tests
Year avg: 50.5 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
  • Exhaust emits excessive smoke or vapour of any colour to an extent likely to obscure the vision of other road users
  • Emissions test unable to be completed
  • Engine MIL inoperative or indicating a malfunction
  • Emissions levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 533 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)

A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 168
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 136
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 91
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 73
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 49
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 42
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
ADVISORY
Occurrences: 41
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 38
Headlamp reflector or lens: slightly defective
MINOR
Occurrences: 38
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 34

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 38
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 19
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 18
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 15
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 13
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 9
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 9
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 8
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
FAIL
Occurrences: 6