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Mercedes-benz SL - 2013

90.2 faults per 100 tests
Year average for all cars of 2013 is 221.9 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz SL, model year 2013. Sample size: 1,443 cars, 3,621 tests and 3,265 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 1,443 cars

The 2013 Mercedes-Benz SL shows a significantly lower overall defect rate of 90 defects per 100 vehicles, which is 59% better than the yearly average of 219 defects per 100 vehicles. It excels in several categories, particularly in brakes, steering, and body structure, reporting far fewer defects than the average car. Notably, the model experiences a trend of increasing defects with mileage, particularly in the higher mileage brackets. While tyre wear is common across all vehicles, it is not a standout issue for this model, which otherwise demonstrates strong reliability compared to its peers.

Cars by mileage segment

Total: 1,443 cars

Categories

Brakes
▲ 44.8% better
54.3 faults / 100 tests
Year avg: 98.4 / 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
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 99.2% better
0.1 faults / 100 tests
Year avg: 12.9 / 100 tests
Visibility
▲ 55.6% better
8.0 faults / 100 tests
Year avg: 18.0 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▲ 76.8% better
11.6 faults / 100 tests
Year avg: 50.1 / 100 tests
Wheels & Suspension
▲ 56.5% better
95.6 faults / 100 tests
Year avg: 219.6 / 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
▲ 95.5% better
0.9 faults / 100 tests
Year avg: 20.0 / 100 tests
Equipment
▲ 71.2% better
1.5 faults / 100 tests
Year avg: 5.2 / 100 tests
Other
▲ 57.1% better
8.4 faults / 100 tests
Year avg: 19.6 / 100 tests

Fault rate by mileage segment

Model    Year average
0 450 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: 656
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 407
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 281
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 244
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 190
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 167
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 119
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 103
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 91
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 80

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 119
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 79
A suspension component: excessively damaged or corroded
FAIL
Occurrences: 41
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 38
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 33
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 30
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 27
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 24
Any fracture or welding defect on a wheel
FAIL
Occurrences: 23
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 21