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Bentley MULSANNE - 2017

40.5 faults per 100 tests
Year average for all cars of 2017 is 137.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Bentley MULSANNE, model year 2017. Sample size: 109 cars, 291 tests and 118 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 109 cars

The 2017 Bentley Mulsanne has a significantly lower overall defect rate of 41 per 100 vehicles, which is 70% better than the average for cars of the same year, at 134 per 100. Notably, it excels in critical areas such as brakes, steering, and visibility, with no defects reported in these categories compared to the averages of 71%, 5%, and 15%, respectively. The model also shows a high defect rate at lower mileages, particularly in the 0–31,000 miles range with 208 defects per 100 vehicles, which is slightly better than the average for the corresponding mileage segment. Overall, the Bentley Mulsanne demonstrates exceptional reliability in several key categories while being less prone to common issues compared to its peers.

Cars by mileage segment

Total: 109 cars

Categories

Brakes
▲ 91.4% better
6.2 faults / 100 tests
Year avg: 72.5 / 100 tests
  • Brake lining or pad: worn below 1.5mm
  • Warning device shows system malfunction
Steering
▲ 62.5% better
2.1 faults / 100 tests
Year avg: 5.6 / 100 tests
  • Power steering fluid leaking or system malfunctioning
Visibility
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 14.5 / 100 tests
Lights & Electrics
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 20.4 / 100 tests
Wheels & Suspension
▲ 51.0% better
70.1 faults / 100 tests
Year avg: 143.1 / 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
  • 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
  • A shock absorber damaged … or showing signs of severe leakage
Body/Structure
▲ 100.0% better
0.0 faults / 100 tests
Year avg: 7.0 / 100 tests
Equipment
▲ 48.1% better
1.4 faults / 100 tests
Year avg: 2.7 / 100 tests
  • ESC MIL indicates a system malfunction
Other
▲ 84.4% better
1.4 faults / 100 tests
Year avg: 9.0 / 100 tests
  • Engine MIL inoperative or indicating a malfunction

Fault rate by mileage segment

Model    Year average
0 318 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: 50
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 41
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 8
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 7
Power steering fluid leaking or system malfunctioning
ADVISORY
Occurrences: 3
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
ADVISORY
Occurrences: 3
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 2
A shock absorber damaged … or showing signs of severe leakage
ADVISORY
Occurrences: 1
ESC MIL indicates a system malfunction
FAIL
Occurrences: 1
Warning device shows system malfunction
FAIL
Occurrences: 1

Serious faults (Top 10)

A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 7
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 2
Warning device shows system malfunction
FAIL
Occurrences: 1
A seat belt:
FAIL
Occurrences: 1
ESC MIL indicates a system malfunction
FAIL
Occurrences: 1