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Bentley Mulsanne MOT Results

74.8% pass rate
from 405 tests in 2020
Number of tests by age
Failure rates by item

Here you can drill down into the failure rates for each item on the test. We've also compared the rates to the average results for pre-1990 cars and highlighted areas where the Bentley Mulsanne is unusually good or bad.

  • 11% fail on Brakes
    • 9.1% fail on Brake performance
      • 8.1% fail on Parking brake efficiency (sp) (180% worse than other pre-1990 cars)
        • 8.1% fail on Rbt (sp) (2 times worse than other pre-1990 cars)
      • 2.0% fail on Parking brake performance
        • 2.0% fail on Rbt
          • 2.0% fail on Parking brake performance
      • 0.99% fail on Service brake performance (70% better than other pre-1990 cars)
        • 0.99% fail on Rbt (69% better than other pre-1990 cars)
          • 0.74% fail on Service brake imbalance
          • 0.25% fail on Service brake performance
      • 0.25% fail on Service Brake Efficiency (sp)
        • 0.25% fail on Rbt (sp)
          • 0.25% fail on Service brake imbalance
    • 2.0% fail on Brake actuators (including spring brakes or hydraulic cylinders) (5 times worse than other pre-1990 cars)
      • 1.2% fail on Hydraulic brake callipers (9 times worse than other pre-1990 cars)
      • 0.49% fail on Hydraulic brake cylinder
      • 0.25% fail on Air brake cylinder/actuator
    • 1.2% fail on Rigid brake pipes
    • 0.99% fail on Hydraulic systems
      • 0.49% fail on Brake fluid
      • 0.49% fail on Valves (9 times worse than other pre-1990 cars)
      • 0.25% fail on Reservoirs
    • 0.74% fail on Parking brake control
      • 0.74% fail on Lever
    • 0.49% fail on ABS / EBS / ESC
      • 0.49% fail on Anti-lock braking system
    • 0.25% fail on Air and vacuum systems
      • 0.25% fail on Leaks
    • 0.25% fail on Mechanical brake components
      • 0.25% fail on Brake linings and pads
        • 0.25% fail on Brake pads
  • 11% fail on Lamps, reflectors and electrical equipment
    • 4.4% fail on Headlamps
      • 4.2% fail on Headlamp
      • 0.25% fail on Dipswitch
    • 2.7% fail on Headlamp aim
      • 2.2% fail on Headlamp aim
      • 0.49% fail on Headlamp aim not tested
    • 2.2% fail on Registration plate lamp(s)
    • 1.7% fail on Position lamps
      • 1.7% fail on Position lamp
    • 1.7% fail on Front and rear fog lamps
      • 1.7% fail on Rear fog lamp
        • 1.7% fail on Rear fog lamp
        • 0.25% fail on Switch
    • 1.2% fail on Stop lamp
    • 1.2% fail on Direction indicators
      • 1.2% fail on Flashing type
        • 0.74% fail on Individual direction indicators
        • 0.49% fail on Side repeaters
    • 0.74% fail on Mandatory tell-tales
      • 0.49% fail on Main beam tell-tale
      • 0.25% fail on Rear fog lamp tell-tale
    • 0.49% fail on Electrical equipment (78% better than other pre-1990 cars)
      • 0.49% fail on Horn
  • 9.1% fail on Suspension
    • 3.0% fail on Springs (3 times worse than other pre-1990 cars)
      • 2.0% fail on Coil springs (4 times worse than other pre-1990 cars)
        • 2.0% fail on Coil spring (5 times worse than other pre-1990 cars)
      • 0.99% fail on Spring mounting prescribed areas (3 times worse than other pre-1990 cars)
    • 1.7% fail on Suspension arms
      • 0.99% fail on Ball joint
      • 0.74% fail on Ball joint dust cover
    • 1.7% fail on Component mounting prescribed areas
    • 1.5% fail on Shock absorbers
    • 0.99% fail on Wheel bearings
    • 0.99% fail on Air/gas/fluid suspension (17 times worse than other pre-1990 cars)
      • 0.49% fail on Suspension unit (21 times worse than other pre-1990 cars)
      • 0.25% fail on Accumulator
      • 0.25% fail on Levelling valve
      • 0.25% fail on Pipes
    • 0.74% fail on Anti-roll bars
      • 0.49% fail on Linkage ball joint dust cover (6 times worse than other pre-1990 cars)
      • 0.25% fail on Ball joint dust cover
    • 0.25% fail on Sub-frames
      • 0.25% fail on Sub-frame mounting prescribed areas
  • 4.7% fail on Noise, emissions and leaks
    • 3.7% fail on Exhaust emissions
      • 3.7% fail on Spark ignition
        • 3.0% fail on Non catalyst emissions
        • 0.49% fail on Emissions not tested
        • 0.25% fail on Catalyst emissions
    • 1.2% fail on Fluid leaks
      • 0.74% fail on Hydraulic fluid leaks (11 times worse than other pre-1990 cars)
      • 0.49% fail on Engine oil leaks
  • 3.7% fail on Visibility
    • 1.7% fail on Washers (60% better than other pre-1990 cars)
    • 1.5% fail on Wipers
    • 0.25% fail on Bonnet
    • 0.25% fail on Condition of glass
      • 0.25% fail on Windscreen
    • 0.25% fail on View to rear
      • 0.25% fail on Mirrors
  • 2.7% fail on Steering
    • 0.99% fail on Steering linkage components
      • 0.49% fail on Track rod end
      • 0.25% fail on Drag link end
      • 0.25% fail on Locking devices
    • 0.74% fail on Steering gear
      • 0.49% fail on Steering rack
      • 0.25% fail on Operation
    • 0.74% fail on Power steering
      • 0.74% fail on Other components (3 times worse than other pre-1990 cars)
    • 0.25% fail on Steering play
      • 0.25% fail on Steering rack
  • 2.7% fail on Body, chassis, structure (60% better than other pre-1990 cars)
    • 0.99% fail on Exhaust system
    • 0.99% fail on Seats
      • 0.99% fail on Driver's seat
    • 0.25% fail on Chassis
      • 0.25% fail on Chassis condition
    • 0.25% fail on Transmission
      • 0.25% fail on Drive shafts
        • 0.25% fail on Joints
    • 0.25% fail on Doors
      • 0.25% fail on Other passenger's door
        • 0.25% fail on Door condition
  • 1.7% fail on Tyres
    • 1.5% fail on Condition
    • 0.25% fail on Size/type
    • 0.25% fail on Tread depth
  • 0.74% fail on Identification of the vehicle
    • 0.74% fail on Registration plates
Read the Honest John Review