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Mercedes-benz CLA - 2022

75.9 faults per 100 tests
Year average for all cars of 2022 is 71.1 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz CLA, model year 2022. Sample size: 7,942 cars, 10,460 tests and 7,936 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 7,942 cars

The 2022 Mercedes-Benz CLA has an overall defect rate of 76 per 100 vehicles, which is 8% higher than the average for cars of the same year. Notably, this model performs significantly better than average in several categories, including steering, lights and electrics, body structure, equipment, and other defects, all showing a lower incidence of issues compared to the yearly average. However, it has a higher rate of defects related to wheels, suspensions, and axles, at 107 per 100 vehicles, compared to the average of 82. Mileage trends indicate that defect rates increase with mileage, but the CLA maintains a comparable performance across different mileage segments.

Cars by mileage segment

Total: 7,942 cars

Categories

Brakes
▲ 13.1% better
27.1 faults / 100 tests
Year avg: 31.2 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 50.0% better
0.2 faults / 100 tests
Year avg: 0.4 / 100 tests
Visibility
▲ 11.2% better
11.1 faults / 100 tests
Year avg: 12.5 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 56.0% better
4.8 faults / 100 tests
Year avg: 10.9 / 100 tests
Wheels & Suspension
▼ 30.2% worse
106.8 faults / 100 tests
Year avg: 82.0 / 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 tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
  • A suspension pin, bush, joint or bearing: excessively worn
  • A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 68.8% better
0.5 faults / 100 tests
Year avg: 1.6 / 100 tests
Equipment
▲ 46.2% better
0.7 faults / 100 tests
Year avg: 1.3 / 100 tests
Other
▲ 71.4% better
0.6 faults / 100 tests
Year avg: 2.1 / 100 tests

Fault rate by mileage segment

Model    Year average
0 260 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: 2,356
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,524
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 607
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 357
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 347
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 323
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 284
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 253
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 252
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 217

Serious faults (Top 10)

A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 323
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 252
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 157
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 83
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 69
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 54
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 45
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 33
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 31
A wheel: with a loose or missing wheel nut, bolt or stud
FAIL
Occurrences: 24