Porsche 911 MOT Results

Registered in 1987
76.3% pass rate
from 376 tests in 2017
(30% better than other 1987 cars)
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 1987 cars and highlighted areas where the Porsche 911 is unusually good or bad.

  • 17% fail on Lamps, Reflectors and Electrical Equipment
    • 6.9% fail on Rear fog lamp
      • 6.9% fail on Fog lamp
      • 0.80% fail on Tell tale
    • 5.3% fail on Headlamp aim
    • 3.5% fail on Position lamps
      • 2.1% fail on Front lamps
      • 2.1% fail on Rear lamps
    • 2.7% fail on Registration plate lamp
    • 2.1% fail on Stop lamp
    • 2.1% fail on Direction indicators
      • 2.1% fail on Flashing type
        • 1.1% fail on Individual lamps
        • 0.80% fail on Side repeaters
        • 0.53% fail on All direction indicators
    • 1.6% fail on Headlamps
      • 1.3% fail on Headlamp
      • 0.27% fail on Dipswitch
    • 1.3% fail on Horn
    • 1.1% fail on Hazard warning
      • 0.80% fail on Switch
      • 0.27% fail on Lamp
      • 0.27% fail on Tell tale
    • 0.27% fail on Battery
  • 9.0% fail on Driver's view of the road
    • 6.4% fail on Washers
    • 3.2% fail on Wipers
  • 7.7% fail on Brakes (39% better than other 1987 cars)
    • 6.1% fail on Brake performance
      • 2.9% fail on Front wheels
      • 2.7% fail on Rear wheels
      • 1.6% fail on Parking brake performance
      • 0.27% fail on Service brake performance
      • 0.27% fail on Brake operation
      • 0.27% fail on Brake performance not tested
    • 1.6% fail on Hydraulic systems (62% better than other 1987 cars)
      • 1.3% fail on Components
        • 0.80% fail on Hoses
        • 0.27% fail on Pipes
        • 0.27% fail on Reservoirs
      • 0.27% fail on Brake fluid warning lamp
    • 0.53% fail on Hub components
      • 0.27% fail on Brake pads
      • 0.27% fail on Brake calipers
    • 0.27% fail on Parking brake
      • 0.27% fail on Condition
    • 0.27% fail on Restricted movement
  • 3.5% fail on Exhaust, Fuel and Emissions (58% better than other 1987 cars)
    • 2.9% fail on Emissions
    • 0.27% fail on Exhaust system
    • 0.27% fail on Fuel system
      • 0.27% fail on System
    • 0.27% fail on Emissions not tested
  • 2.9% fail on Suspension (76% better than other 1987 cars)
    • 1.1% fail on Anti-roll bars
      • 0.53% fail on Attachment
      • 0.53% fail on Linkage condition
    • 0.80% fail on Wheel bearings
      • 0.53% fail on Rear
      • 0.27% fail on Front
    • 0.53% fail on Shock absorbers
      • 0.53% fail on Condition
    • 0.27% fail on Tie bars/rods
      • 0.27% fail on Pins/bushes/ball joints
    • 0.27% fail on Prescribed areas
      • 0.27% fail on Component mounting
    • 0.27% fail on Drive shafts
      • 0.27% fail on Any drive shaft which is part of the suspension
        • 0.27% fail on Drive shafts
  • 1.9% fail on Steering (66% better than other 1987 cars)
    • 1.1% fail on Steering system (75% better than other 1987 cars)
      • 0.53% fail on Track rod end
      • 0.27% fail on Steering rack
      • 0.27% fail on Other components
        • 0.27% fail on Steering component
    • 0.53% fail on Steering control
      • 0.53% fail on Steering column
    • 0.27% fail on Steering operation
  • 1.6% fail on Tyres
    • 0.80% fail on Condition
    • 0.80% fail on Tread depth
  • 0.80% fail on Body, Structure and General Items (84% better than other 1987 cars)
    • 0.27% fail on Engine mountings
    • 0.27% fail on Body condition
    • 0.27% fail on Seats
      • 0.27% fail on Passengers
  • 0.80% fail on Registration plates and VIN
    • 0.80% fail on Registration plate
  • 0.53% fail on Seat Belts and Supplementary Restraint Systems (82% better than other 1987 cars)
    • 0.53% fail on Seat belts (82% better than other 1987 cars)
      • 0.27% fail on Condition
      • 0.27% fail on Prescribed areas

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