Kia RIO - 2004
428.2 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 Kia RIO, model year 2004.
Sample size: 285 cars, 606 tests and 2,595 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 285 cars
The 2004 KIA RIO has an overall defect rate of 428 defects per 100 vehicles, which is 12.1% higher than the average for cars of the same year. The model showcases a notable increase in defects as mileage increases, particularly in the 93,000 to 124,000 miles range, where it exceeds the average. While the KIA RIO performs significantly better in steering defects, with a rate of 10.56% compared to the average of 25%, it struggles with body and structural issues, showing a defect rate of 89.44%, which is considerably higher than the average of 61.55%. Additionally, the "Other" category also reveals a concerning trend, with the KIA RIO at 82.18%, surpassing the average of 51.37%.
Cars by mileage segment
Total: 285 cars
More model years for Kia RIO
Other models from Kia
Categories
Brakes
▲ 9.4% better
148.8 faults / 100 tests
Year avg: 164.2 / 100 tests
- Brake pipe damaged or excessively corroded
- Significant brake effort recorded with no brake applied indicating a binding brake
- Brake lining or pad: worn below 1.5mm
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake pipe damaged or excessively corroded
Steering
▲ 57.4% better
10.6 faults / 100 tests
Year avg: 24.9 / 100 tests
- 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
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering linkage component: fractured or deformed
Visibility
▲ 1.0% better
29.0 faults / 100 tests
Year avg: 29.3 / 100 tests
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Obligatory mirror or device: slightly damaged or loose
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Wiper blade: defective
Lights & Electrics
▼ 11.7% worse
122.8 faults / 100 tests
Year avg: 109.9 / 100 tests
- Beam image obviously incorrect
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- 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
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
Wheels & Suspension
▼ 15.2% worse
360.4 faults / 100 tests
Year avg: 312.9 / 100 tests
- Tyre tread depth not in accordance with the requirements
- A wheel bearing: with excessive play
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▼ 40.6% worse
89.4 faults / 100 tests
Year avg: 63.6 / 100 tests
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▲ 4.3% better
13.2 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
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- An SRS malfunction indicator lamp (MIL) indicates a system malfunction
- 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
- Seat belt not functioning as intended or of an incorrect type
Other
▼ 62.8% worse
82.2 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
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Lambda coefficient outside the default limits or the range specified by the manufacturer
- Engine MIL inoperative or indicating a malfunction
- Exhaust emits excessive dense blue or clearly visible black smoke during acceleration which would obscure the view of other road users
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 194
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 187
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 169
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 140
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 135
A wheel bearing: with excessive play
ADVISORY
Occurrences: 119
Headlamp reflector or lens: slightly defective
MINOR
Occurrences: 80
A transmission shaft constant velocity joint boot: severely deteriorated
MINOR
Occurrences: 70
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 63
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 59
Serious faults (Top 10)
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 63
Beam image obviously incorrect
FAIL
Occurrences: 51
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 50
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 33
A wheel bearing: excessively rough
FAIL
Occurrences: 33
A wheel bearing: with excessive play
FAIL
Occurrences: 29
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 24
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 23
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 23
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 22