Toyota IQ - 2012
170.8 faults per 100 tests
Year average for all cars of 2012 is 249.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Toyota IQ, model year 2012.
Sample size: 2,456 cars, 5,130 tests and 8,762 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 2,456 cars
The 2012 Toyota IQ has an overall defect rate of 171 per 100 vehicles, which is significantly lower than the yearly average of 246 per 100, representing a 30.6% improvement. Notably, it performs exceptionally well in steering, with a defect rate of just 1 per 100 compared to the average of 13. For wheels, suspensions, and axles, the IQ also shows a lower defect rate at 135 per 100 versus the average of 240. While tyre wear is not highlighted as a specific issue for this model, it does exhibit a consistent defect increase with mileage, particularly in the highest mileage category. Overall, the Toyota IQ stands out positively in several key areas compared to its peers.
Cars by mileage segment
Total: 2,456 cars
More model years for Toyota IQ
Other models from Toyota
Categories
Brakes
▲ 0.9% better
102.9 faults / 100 tests
Year avg: 103.8 / 100 tests
- Brake disc or drum: insecure, fractured or otherwise likely to fail
- Brake lining or pad: worn below 1.5mm
- Significant brake effort recorded with no brake applied indicating a binding brake
- Brake pipe damaged or excessively corroded
- Brake hose ferrules: excessively corroded
Steering
▲ 93.9% better
0.8 faults / 100 tests
Year avg: 13.2 / 100 tests
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- 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.
- Free play in the steering, measured at the rim of the steering wheel is: excessive
Visibility
▼ 14.1% worse
21.9 faults / 100 tests
Year avg: 19.2 / 100 tests
- Wiper blade: defective
- Wiper blade: missing or obviously not clearing the windscreen
- 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: missing or obviously not clearing the windscreen
Lights & Electrics
▲ 21.6% better
48.5 faults / 100 tests
Year avg: 61.9 / 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
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- 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
▲ 44.9% better
134.7 faults / 100 tests
Year avg: 244.4 / 100 tests
- 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
- A spring: or spring component fractured or seriously weakened
- A suspension joint dust cover: severely deteriorated
Body/Structure
▲ 12.2% better
23.0 faults / 100 tests
Year avg: 26.2 / 100 tests
- Exhaust system has a major leak or is insecure
- A transmission shaft constant velocity joint boot: severely deteriorated
- 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
- Exhaust system has a major leak or is insecure
Equipment
▲ 38.7% better
3.8 faults / 100 tests
Year avg: 6.2 / 100 tests
- ESC MIL indicates a system malfunction
- A seat belt: or flexible stalk damaged
- Audible warning:
- 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
Other
▲ 74.2% better
6.1 faults / 100 tests
Year avg: 23.6 / 100 tests
- Engine MIL inoperative or indicating a malfunction
- Emissions levels exceed default limits
- Emissions levels exceed the manufacturer’s specified limits
- 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
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,025
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 800
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 765
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 575
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 460
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 373
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 326
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 276
Brake hose ferrules: excessively corroded
ADVISORY
Occurrences: 225
Headlamp reflector or lens: slightly defective
MINOR
Occurrences: 206
Serious faults (Top 10)
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 109
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 100
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 99
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 80
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 70
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 61
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 60
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 60
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 52
Stop lamp(s): all missing or inoperative
FAIL
Occurrences: 51