Porsche 911 MOT Results

Registered in 1986
76.9% pass rate
from 299 tests in 2017
(32% better than other 1986 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 1986 cars and highlighted areas where the Porsche 911 is unusually good or bad.

  • 16% fail on Lamps, Reflectors and Electrical Equipment
    • 7.7% fail on Rear fog lamp
      • 7.7% fail on Fog lamp
      • 1.0% fail on Tell tale
    • 5.7% fail on Headlamp aim
    • 3.3% fail on Direction indicators
      • 3.3% fail on Flashing type
        • 3.0% fail on Side repeaters
        • 1.0% fail on Individual lamps
    • 3.0% fail on Headlamps
      • 2.3% fail on Headlamp
      • 0.33% fail on Headlamp defects which don't require an aim check on retest
        • 0.33% fail on Headlamp cleaning device
      • 0.33% fail on Switch
    • 2.0% fail on Position lamps
      • 1.7% fail on Front lamps
      • 0.33% fail on Rear lamps
    • 1.0% fail on Registration plate lamp
    • 1.0% fail on Stop lamp
    • 0.67% fail on Headlamp aim not tested
    • 0.33% fail on Horn
  • 8.0% fail on Driver's view of the road
    • 6.4% fail on Washers
    • 2.0% fail on Wipers
  • 7.4% fail on Brakes (41% better than other 1986 cars)
    • 4.3% fail on Brake performance
      • 2.0% fail on Rear wheels
      • 1.7% fail on Front wheels
      • 0.67% fail on Brake imbalance
      • 0.67% fail on Service brake performance
      • 0.33% fail on Parking brake performance
      • 0.33% fail on Brake operation
    • 2.3% fail on Hydraulic systems
      • 2.3% fail on Components
        • 1.7% fail on Hoses
        • 0.33% fail on Pipes
        • 0.33% fail on Reservoirs
    • 0.67% fail on Hub components
      • 0.33% fail on Brake pads
      • 0.33% fail on Brake back plates
    • 0.33% fail on Parking brake
      • 0.33% fail on Electronic parking brake
    • 0.33% fail on Service brake control components
      • 0.33% fail on Pedal
        • 0.33% fail on Condition
  • 3.0% fail on Exhaust, Fuel and Emissions (64% better than other 1986 cars)
    • 2.0% fail on Emissions
    • 0.67% fail on Exhaust system (79% better than other 1986 cars)
    • 0.33% fail on Fuel system
      • 0.33% fail on Cap
    • 0.33% fail on Emissions not tested
  • 1.7% fail on Tyres
    • 0.67% fail on Condition
    • 0.67% fail on Tread depth
    • 0.67% fail on Valve stem (15 times worse than other 1986 cars)
  • 1.7% fail on Registration plates and VIN
    • 1.7% fail on Registration plate
  • 1.3% fail on Steering (75% better than other 1986 cars)
    • 1.0% fail on Steering system (77% better than other 1986 cars)
      • 0.67% fail on Steering rack
      • 0.33% fail on Steering arm
    • 0.33% fail on Steering control
      • 0.33% fail on Steering column
  • 1.0% fail on Seat Belts and Supplementary Restraint Systems
    • 1.0% fail on Seat belts
      • 1.0% fail on Prescribed areas
  • 1.0% fail on Body, Structure and General Items (80% better than other 1986 cars)
    • 0.33% fail on Speedometer
    • 0.33% fail on Body condition
    • 0.33% fail on Seats
      • 0.33% fail on Passengers
  • 0.33% fail on Road Wheels
    • 0.33% fail on Condition

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