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Mazda BONGO - 2004

364.3 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 Mazda BONGO, model year 2004. Sample size: 566 cars, 740 tests and 2,696 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 566 cars

The 2004 Mazda Bongo has an overall defect rate of 364 per 100 vehicles, which is slightly better than the yearly average of 382 per 100, representing a 4.6% improvement. While tyre wear is noted, the Bongo particularly stands out in the brakes category, showing a significantly lower defect rate compared to the average. However, it struggles more with steering, body structure, and equipment defects, with rates higher than the average for those categories. Mileage-related trends indicate that defects rise with higher mileage, especially from 62,000 to 124,000 miles.

Cars by mileage segment

Total: 566 cars

Categories

Brakes
▲ 25.1% better
123.0 faults / 100 tests
Year avg: 164.2 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Brake hose ferrules: excessively corroded
  • Brake pipe damaged or excessively corroded
  • Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▼ 20.5% worse
30.0 faults / 100 tests
Year avg: 24.9 / 100 tests
  • Steering rack gaiter or ball joint dust cover: damaged or deteriorated
  • Power steering fluid leaking or system malfunctioning
  • 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
▲ 17.7% better
24.1 faults / 100 tests
Year avg: 29.3 / 100 tests
  • Wiper blade: missing or obviously not clearing the windscreen
  • Windscreen washers not working or not providing sufficient fluid to clear the windscreen
  • Wiper blade: defective
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 11.5% better
97.3 faults / 100 tests
Year avg: 109.9 / 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
  • Beam image obviously incorrect
  • 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
  • Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
Wheels & Suspension
▲ 10.7% better
279.5 faults / 100 tests
Year avg: 312.9 / 100 tests
  • The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
  • 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 spring: or spring component fractured or seriously weakened
Body/Structure
▼ 61.5% worse
102.7 faults / 100 tests
Year avg: 63.6 / 100 tests
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Body, cab or chassis: excessively corroded at mounting points
  • Exhaust system has a major leak or is insecure
  • Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
  • Exhaust system has a major leak or is insecure
Equipment
▼ 15.2% worse
15.9 faults / 100 tests
Year avg: 13.8 / 100 tests
  • is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
  • Audible warning:
  • Seat belt not functioning as intended or of an incorrect type
  • is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
Other
▼ 11.3% worse
56.2 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
  • Engine MIL inoperative or indicating a malfunction
  • Exhaust emits excessive smoke or vapour of any colour to an extent likely to obscure the vision of other road users
  • 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

Fault rate by mileage segment

Model    Year average
0 600 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: 175
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 163
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 148
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 146
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 119
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 100
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 98
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 87
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 87
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 83

Serious faults (Top 10)

The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 163
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 69
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 50
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 45
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
FAIL
Occurrences: 41
Body, cab or chassis: excessively corroded at mounting points
FAIL
Occurrences: 39
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 29
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 28
is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
FAIL
Occurrences: 28
Beam image obviously incorrect
FAIL
Occurrences: 23