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Mercedes-benz EQC 400 AMG LINE - 2021

72.1 faults per 100 tests
Year average for all cars of 2021 is 80.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz EQC 400 AMG LINE, model year 2021. Sample size: 4,481 cars, 10,843 tests and 7,819 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 4,481 cars

The 2021 Mercedes-Benz EQC 400 AMG Line has a defect rate of 72 per 100 vehicles, which is 8% lower than the average for cars of the same year, indicating a relatively good performance overall. Notably, this model excels in categories such as brakes, steering, and body structure, with significantly fewer defects compared to the average. However, it shows a concerning trend in wheels, suspensions, and axles, where it has a higher defect rate than the average. Mileage data suggests that defect rates generally increase with higher mileage, but the EQC remains competitive across various mileage segments.

Cars by mileage segment

Total: 4,481 cars

Categories

Brakes
▲ 69.5% better
12.2 faults / 100 tests
Year avg: 40.0 / 100 tests
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 85.7% better
0.1 faults / 100 tests
Year avg: 0.7 / 100 tests
Visibility
▲ 28.3% better
10.4 faults / 100 tests
Year avg: 14.5 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
  • Wiper blade: defective
Lights & Electrics
▲ 65.2% better
3.9 faults / 100 tests
Year avg: 11.2 / 100 tests
  • The aim of a headlamp is not within limits laid down in the requirements
Wheels & Suspension
▼ 33.1% worse
116.2 faults / 100 tests
Year avg: 87.3 / 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 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
▲ 90.5% better
0.2 faults / 100 tests
Year avg: 2.1 / 100 tests
Equipment
▲ 46.7% better
0.8 faults / 100 tests
Year avg: 1.5 / 100 tests
Other
▲ 88.9% better
0.3 faults / 100 tests
Year avg: 2.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 268 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: 3,767
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 811
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 485
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 390
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 352
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 306
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 295
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 228
Wiper blade: defective
MINOR
Occurrences: 160
The aim of a headlamp is not within limits laid down in the requirements
PRS
Occurrences: 124

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 811
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 390
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 108
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 51
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 44
Tyres on the same axle or on twin wheels are different sizes
FAIL
Occurrences: 40
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 23
Any fracture or welding defect on a wheel
FAIL
Occurrences: 16
Tyre pressure monitoring system malfunctioning or obviously not working
FAIL
Occurrences: 15
Brake performance unable to be tested
FAIL
Occurrences: 10