Toyota COROLLA - 2004
412.9 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 Toyota COROLLA, model year 2004.
Sample size: 7,378 cars, 15,949 tests and 65,856 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: 7,378 cars
The 2004 Toyota Corolla has an overall defect rate of 413 defects per 100 vehicles, which is 8% higher than the average for cars of the same year. Notably, this model shows significantly fewer issues with steering and equipment, outperforming the average by 66% and 42% respectively. However, it struggles with brake defects, which are 22% higher than average, as well as lights and electrics, showing a 29% increase in failures. The defect rates also rise with mileage, particularly noticeable in vehicles with over 124,000 miles. Overall, while the Corolla excels in certain areas, it faces challenges in critical components like brakes and electrical systems.
Cars by mileage segment
Total: 7,378 cars
Categories
Brakes
▼ 24.3% worse
204.1 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
- Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
Steering
▲ 66.3% better
8.4 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
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- 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
▼ 5.8% worse
31.0 faults / 100 tests
Year avg: 29.3 / 100 tests
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
- Obligatory mirror or device: slightly damaged or loose
Lights & Electrics
▼ 26.4% worse
138.9 faults / 100 tests
Year avg: 109.9 / 100 tests
- Product on the lens or light source which obviously reduces light intensity or changes emitted colour to other than white or yellow
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- Lamp emitted colour, position or intensity not in accordance with the requirements
- Headlamp reflector or lens: slightly defective
- Beam image obviously incorrect
Wheels & Suspension
▼ 5.0% worse
328.5 faults / 100 tests
Year avg: 312.9 / 100 tests
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- Tyre tread depth not in accordance with the requirements
- A spring: or spring component fractured or seriously weakened
- A suspension component: excessively damaged or corroded
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 3.9% better
61.1 faults / 100 tests
Year avg: 63.6 / 100 tests
- Exhaust system has a major leak or is insecure
- Body, cab or chassis: excessively corroded at mounting points
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- A transmission shaft constant velocity joint boot: severely deteriorated
- Exhaust system has a major leak or is insecure
Equipment
▲ 44.9% better
7.6 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
- 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
- A seat belt: webbing or flexible stalk significantly stretched or weakened
- A seat belt:
Other
▲ 8.5% better
46.2 faults / 100 tests
Year avg: 50.5 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Emissions test unable to be completed
- 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
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 4,835
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 4,161
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 3,491
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 3,452
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 3,198
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 2,687
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 2,459
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 2,291
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 2,151
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 1,956
Serious faults (Top 10)
Beam image obviously incorrect
FAIL
Occurrences: 966
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 631
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 616
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 576
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 564
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 492
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 476
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
FAIL
Occurrences: 398
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 378
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 374