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Mercedes-benz SL - 2014

75.6 faults per 100 tests
Year average for all cars of 2014 is 198.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz SL, model year 2014. Sample size: 1,334 cars, 3,377 tests and 2,553 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,334 cars

The 2014 Mercedes-Benz SL exhibits a significantly lower overall defect rate compared to the average car of the same year, with 76 defects per 100 vehicles compared to 194. This represents a remarkable 61% reduction in issues. Notably, the model excels in several categories, particularly in brakes and steering, showing far fewer defects than the average. While mileage trends indicate an increase in defects with higher mileage, the SL remains under the yearly average across all mileage brackets. Overall, this model stands out for its reliability, particularly in braking and steering components.

Cars by mileage segment

Total: 1,334 cars

Categories

Brakes
▲ 52.6% better
44.0 faults / 100 tests
Year avg: 92.8 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
Steering
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 11.9 / 100 tests
Visibility
▲ 72.1% better
4.8 faults / 100 tests
Year avg: 17.2 / 100 tests
Lights & Electrics
▲ 81.0% better
7.5 faults / 100 tests
Year avg: 39.5 / 100 tests
  • A direction indicator: lamp with a multiple light source up to 1/2 not functioning
Wheels & Suspension
▲ 56.7% better
86.0 faults / 100 tests
Year avg: 198.8 / 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 pin, bush, joint or bearing: excessively worn
  • 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
▲ 92.9% better
1.1 faults / 100 tests
Year avg: 15.6 / 100 tests
Equipment
▲ 73.3% better
1.2 faults / 100 tests
Year avg: 4.5 / 100 tests
Other
▲ 58.0% better
6.6 faults / 100 tests
Year avg: 15.7 / 100 tests

Fault rate by mileage segment

Model    Year average
0 359 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: 484
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 288
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 269
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 191
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 154
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 152
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 99
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 88
A direction indicator: lamp with a multiple light source up to 1/2 not functioning
MINOR
Occurrences: 71
A wheel: badly distorted or wear between wheel and hub at spigot mounting
ADVISORY
Occurrences: 71

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 99
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 60
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 50
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 48
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 34
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 24
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 16
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 13
Warning device shows system malfunction
FAIL
Occurrences: 13
A suspension component: excessively damaged or corroded
FAIL
Occurrences: 11