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Mercedes-benz GLA - 2019

97.7 faults per 100 tests
Year average for all cars of 2019 is 108.6 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz GLA, model year 2019. Sample size: 12,739 cars, 27,943 tests and 27,289 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 12,739 cars

The 2019 Mercedes-Benz GLA exhibits a lower overall defect rate of 98 defects per 100 vehicles, compared to the average of 106 defects per 100 vehicles, marking a positive difference of 8%. While it shows higher defect rates in the mileage brackets, particularly in the higher mileage categories, it outperforms the average significantly in critical areas such as visibility, lights and electrics, and equipment, with defects lower by 25% to 54%. Notably, there are no standout issues in terms of common defects, indicating a reliable performance overall.

Cars by mileage segment

Total: 12,739 cars

Categories

Brakes
▲ 8.3% better
57.2 faults / 100 tests
Year avg: 62.4 / 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
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 10.7% better
2.5 faults / 100 tests
Year avg: 2.8 / 100 tests
Visibility
▲ 25.4% better
10.3 faults / 100 tests
Year avg: 13.8 / 100 tests
  • Wiper blade: defective
Lights & Electrics
▲ 57.0% better
6.4 faults / 100 tests
Year avg: 14.9 / 100 tests
Wheels & Suspension
▲ 1.0% better
111.8 faults / 100 tests
Year avg: 112.9 / 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
  • 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
Body/Structure
▲ 0.0% better
3.5 faults / 100 tests
Year avg: 3.5 / 100 tests
Equipment
▲ 33.3% better
1.2 faults / 100 tests
Year avg: 1.8 / 100 tests
Other
▲ 52.9% better
2.4 faults / 100 tests
Year avg: 5.1 / 100 tests

Fault rate by mileage segment

Model    Year average
0 289 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)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 6,623
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 5,989
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 3,691
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,810
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 1,504
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 705
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 625
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 476
Wiper blade: defective
MINOR
Occurrences: 397
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 352

Serious faults (Top 10)

Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 705
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 625
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 476
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 344
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 295
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 240
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 185
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 134
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 134
Brake lining or pad: worn down to wear indicator
FAIL
Occurrences: 121