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Suzuki ALTO - 2015

201.5 faults per 100 tests
Year average for all cars of 2015 is 174.5 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Suzuki ALTO, model year 2015. Sample size: 1,802 cars, 4,347 tests and 8,761 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 1,802 cars

The 2015 Suzuki Alto has a higher overall defect rate of 202 defects per 100 vehicles, compared to the average of 170, marking an 18% increase. In particular, the model shows significant issues with visibility, lights and electrics, and wheels, suspensions, and axles, all performing worse than the average. Interestingly, it excels in steering and other categories, demonstrating a low rate of defects in these areas. Defect rates also rise with mileage, especially noticeable as vehicles exceed 31,000 miles, where the Alto's performance declines more sharply than the average car.

Cars by mileage segment

Total: 1,802 cars

Categories

Brakes
▲ 3.4% better
81.8 faults / 100 tests
Year avg: 84.7 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 83.8% better
1.6 faults / 100 tests
Year avg: 9.9 / 100 tests
  • A steering ball joint: with excessive wear or free play
  • Steering linkage retaining or locking device missing or ineffective
  • 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
  • A steering ball joint: with excessive wear or free play
Visibility
▼ 42.2% worse
22.9 faults / 100 tests
Year avg: 16.1 / 100 tests
  • 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: defective
  • Wiper blade: missing or obviously not clearing the windscreen
Lights & Electrics
▼ 41.6% worse
43.9 faults / 100 tests
Year avg: 31.0 / 100 tests
  • Stop lamp(s): all missing or inoperative
  • Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
  • A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
  • Stop lamp(s): all missing or inoperative
  • Headlamp reflector or lens: slightly defective
Wheels & Suspension
▼ 20.3% worse
214.5 faults / 100 tests
Year avg: 178.3 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension component: excessively damaged or corroded
  • A suspension pin, bush, joint or bearing: excessively worn
  • A spring: or spring component fractured or seriously weakened
Body/Structure
▼ 105.1% worse
24.0 faults / 100 tests
Year avg: 11.7 / 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 door will not open using the relevant control or close properly
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▼ 65.0% worse
6.6 faults / 100 tests
Year avg: 4.0 / 100 tests
  • Audible warning:
  • A seat belt: or flexible stalk damaged
  • Seat belt buckle missing, damaged or not functioning as intended
  • Audible warning not in accordance with requirements
  • A seat belt: webbing or flexible stalk significantly stretched or weakened
Other
▲ 41.7% better
7.7 faults / 100 tests
Year avg: 13.2 / 100 tests
  • Engine MIL inoperative or indicating a malfunction
  • 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
  • Emissions levels exceed default limits

Fault rate by mileage segment

Model    Year average
0 379 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 1,103
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 1,070
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 731
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 637
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 585
A transmission shaft constant velocity joint boot: severely deteriorated
MINOR
Occurrences: 317
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 266
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 221
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 195
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 157

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 157
Stop lamp(s): all missing or inoperative
FAIL
Occurrences: 146
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 127
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 121
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 97
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 85
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 83
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 78
A door will not open using the relevant control or close properly
FAIL
Occurrences: 60
Audible warning:
FAIL
Occurrences: 52