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MOT reliability

Bentley Mark six

8 vehicles · 39 completed MOT tests analysed
92%
MOT pass rate

Based on 8 Bentley Mark six vehicles and 39 completed MOT tests, the Bentley Mark six has an overall 92% pass rate, with an average recorded mileage of 57,580 miles.

8
Vehicles
39
MOT tests
474
Avg miles / year
1.1
Faults per test
2%
Dangerous-fault share

Bentley Mark six problem areas

Where faults occur most across all Bentley Mark six MOT tests:

  • Other83%
  • Brakes14%
  • Tyres, wheels & suspension14%
  • Seatbelts & equipment7%
  • Emissions & nuisance2%

Bentley Mark six pass rate by age

Age (years)TestsPass rate
131100%

Fuel types: Petrol (8)

Most common Bentley Mark six MOT faults

These are the faults and advisories recorded most often across Bentley Mark six MOT tests:

  1. Oil leak (4 times)
  2. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (2 times)
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (2 times)
  4. Offside Front wheel bearing has slight play (2.5.A.3c) (2 times)
  5. Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a) (2 times)
  6. Nearside Front wheel bearing has slight play (2.5.A.3c) (1 times)
  7. Offside Steering pivot point has slight play (2.2.B.1g) (1 times)
  8. Steering system has slight free play detected at steering wheel (2.2.A.1a) (1 times)
  9. Nearside Headlamp aim beam image kick up to the offside (1.8) (1 times)
  10. Offside Headlamp aim beam image kick up to the offside (1.8) (1 times)
  11. Parking brake: efficiency below requirements (3.7.C.1b) (1 times)
  12. Service brake: efficiency below requirements (3.7.C.1a) (1 times)
  13. Windscreen washer provides insufficient washer liquid (8.2.3) (1 times)
  14. Tyre worn close to legal limit/worn on edge both rear (5.2.3 (e)) (1 times)
  15. slight oil leak from engine and gear box (1 times)

Bentley Mark six pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1992 1 1 100% 67,944
1968 1 4 100% 42,929
1951 1 3 67% 4,332
1950 2 6 100% 79,030
1949 3 25 92% 62,459

Bentley Mark six reliability FAQ

Across 8 Bentley Mark six vehicles in our MOT data, 92% pass the MOT (a 8% failure rate), with about 1.1 faults or advisories recorded per test.

The most frequently recorded Bentley Mark six MOT issues are: Oil leak; Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)).

The typical Bentley Mark six in our data has covered around 57,580 miles.

Compare the Bentley Mark six

See how the Bentley Mark six stacks up against other Bentley models on MOT reliability:

Mark six vs Continental Mark six vs Unknown Mark six vs Bentayga Mark six vs Continental gt

Check a specific Bentley Mark six

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Bentley models · Learn about common MOT failures · what an MOT checks