Porsche 911 MOT Results

Registered in 1983
78.0% pass rate
from 186 tests in 2017
(33% better than other 1983 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 1983 cars and highlighted areas where the Porsche 911 is unusually good or bad.

  • 16% fail on Lamps, Reflectors and Electrical Equipment
    • 7.5% fail on Headlamp aim
    • 7.0% fail on Rear fog lamp
      • 7.0% fail on Fog lamp
    • 3.8% fail on Registration plate lamp
    • 2.7% fail on Headlamps
      • 1.6% fail on Headlamp
      • 0.54% fail on Headlamp defects which don't require an aim check on retest
        • 0.54% fail on Main beam 'tell-tale'
      • 0.54% fail on Dipswitch
    • 1.6% fail on Stop lamp
    • 1.1% fail on Direction indicators
      • 1.1% fail on Flashing type
        • 0.54% fail on Individual lamps
        • 0.54% fail on Side repeaters
    • 1.1% fail on Horn
    • 0.54% fail on Position lamps
      • 0.54% fail on Front lamps
  • 7.5% fail on Brakes
    • 4.8% fail on Brake performance
      • 3.8% fail on Rear wheels
      • 2.2% fail on Parking brake performance
      • 1.6% fail on Front wheels
      • 0.54% fail on Brake imbalance
      • 0.54% fail on Brake performance not tested
    • 1.6% fail on Hydraulic systems
      • 1.6% fail on Components
        • 1.1% fail on Hoses
        • 0.54% fail on Pipes
    • 1.1% fail on Restricted movement
  • 7.5% fail on Driver's view of the road
    • 6.5% fail on Washers
    • 2.2% fail on Wipers
    • 0.54% fail on Mirrors
  • 3.8% fail on Steering
    • 2.2% fail on Steering system
      • 1.6% fail on Track rod end
      • 0.54% fail on Steering arm
    • 1.6% fail on Steering control
      • 1.1% fail on Steering wheel (6 times worse than other 1983 cars)
      • 0.54% fail on Steering column
    • 0.54% fail on Steering operation
  • 2.7% fail on Suspension (76% better than other 1983 cars)
    • 1.1% fail on Wheel bearings
      • 1.1% fail on Front
    • 0.54% fail on Suspension arms
      • 0.54% fail on Attachment
    • 0.54% fail on Anti-roll bars
      • 0.54% fail on Attachment
    • 0.54% fail on Drive shafts
      • 0.54% fail on Any drive shaft which is part of the suspension
        • 0.54% fail on Drive shafts
  • 2.7% fail on Exhaust, Fuel and Emissions (69% better than other 1983 cars)
    • 2.2% fail on Emissions
    • 0.54% fail on Emissions not tested
  • 2.2% fail on Body, Structure and General Items
    • 1.1% fail on Doors
      • 0.54% fail on Drivers
      • 0.54% fail on Passengers front
    • 0.54% fail on Body condition
    • 0.54% fail on Seats
      • 0.54% fail on Drivers
  • 1.1% fail on Seat Belts and Supplementary Restraint Systems
    • 1.1% fail on Seat belts
      • 0.54% fail on Requirements
      • 0.54% fail on Prescribed areas
  • 0.54% fail on Tyres
    • 0.54% fail on Condition

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