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Mercedes-benz GLB 200 AMG LINE - 2020

84.4 faults per 100 tests
Year average for all cars of 2020 is 91.3 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz GLB 200 AMG LINE, model year 2020. Sample size: 821 cars, 1,704 tests and 1,438 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 821 cars

The 2020 Mercedes-Benz GLB 200 AMG Line has an overall defect rate of 84 per 100 vehicles, which is slightly better than the average of 90 defects per 100 vehicles for its year. Notably, this model performs exceptionally well in categories such as steering, visibility, and lights & electrics, showing significantly fewer defects compared to the average. However, it faces challenges in the equipment category, where its defect rate is considerably higher than average. Mileage trends indicate that defects tend to increase with distance travelled, which is consistent with general expectations.

Cars by mileage segment

Total: 821 cars

Categories

Brakes
▼ 8.7% worse
55.2 faults / 100 tests
Year avg: 50.8 / 100 tests
  • 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
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 86.7% better
0.2 faults / 100 tests
Year avg: 1.5 / 100 tests
Visibility
▲ 20.6% better
11.2 faults / 100 tests
Year avg: 14.1 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 52.7% better
5.3 faults / 100 tests
Year avg: 11.2 / 100 tests
Wheels & Suspension
▲ 5.5% better
92.1 faults / 100 tests
Year avg: 97.5 / 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 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 tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
Body/Structure
▲ 70.8% better
0.7 faults / 100 tests
Year avg: 2.4 / 100 tests
Equipment
▼ 113.3% worse
3.2 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 78.4% better
0.8 faults / 100 tests
Year avg: 3.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 273 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: 384
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 227
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 209
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 124
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 73
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 41
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 33
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 33
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 32
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 31

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 33
Brake lining or pad: worn below 1.5mm
FAIL
Occurrences: 33
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 31
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 25
An SRS malfunction indicator lamp (MIL) indicates a system malfunction
FAIL
Occurrences: 12
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8
Brake disc or drum: significantly and obviously worn
FAIL
Occurrences: 7
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 6
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 5
A shock absorber damaged … or showing signs of severe leakage
FAIL
Occurrences: 4