Porsche 928 MOT Results

Registered in 1987
74.2% pass rate
from 66 tests in 2021
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 928 is unusually good or bad.

  • 12% fail on Lamps, reflectors and electrical equipment
    • 7.6% fail on Front and rear fog lamps
      • 7.6% fail on Rear fog lamp
        • 7.6% fail on Rear fog lamp
    • 3.0% fail on Stop lamp
    • 3.0% fail on Direction indicators
      • 3.0% fail on Flashing type
        • 3.0% fail on Individual direction indicators
        • 1.5% fail on Side repeaters
    • 1.5% fail on Headlamps
      • 1.5% fail on Headlamp
    • 1.5% fail on Headlamp aim
      • 1.5% fail on Headlamp aim
    • 1.5% fail on Mandatory tell-tales
      • 1.5% fail on Rear fog lamp tell-tale
    • 1.5% fail on Electrical equipment
      • 1.5% fail on Horn
  • 9.1% fail on Suspension
    • 3.0% fail on Wheel bearings
    • 3.0% fail on Springs
      • 3.0% fail on Coil springs (6 times worse than other 1987 cars)
        • 3.0% fail on Coil spring (7 times worse than other 1987 cars)
    • 1.5% fail on Suspension arms
      • 1.5% fail on Ball joint dust cover
    • 1.5% fail on Component mounting prescribed areas
  • 7.6% fail on Noise, emissions and leaks
    • 7.6% fail on Exhaust emissions
      • 6.1% fail on Spark ignition
        • 6.1% fail on Non catalyst emissions
      • 1.5% fail on Compression ignition
        • 1.5% fail on On or after 01/07/2008
  • 6.1% fail on Brakes
    • 3.0% fail on Brake performance
      • 1.5% fail on Service brake performance
        • 1.5% fail on Rbt
          • 1.5% fail on Service brake performance
      • 1.5% fail on Service Brake Efficiency (sp)
        • 1.5% fail on Rbt (sp)
          • 1.5% fail on Service brake performance
      • 1.5% fail on Parking brake efficiency (sp)
        • 1.5% fail on Rbt (sp)
    • 3.0% fail on ABS / EBS / ESC (19 times worse than other 1987 cars)
      • 3.0% fail on Anti-lock braking system (19 times worse than other 1987 cars)
    • 1.5% fail on Mechanical brake components
      • 1.5% fail on Brake discs and drums
        • 1.5% fail on Brake discs
  • 3.0% fail on Steering
    • 3.0% fail on Steering gear
      • 3.0% fail on Steering rack
  • 3.0% fail on Visibility
    • 3.0% fail on Wipers
    • 3.0% fail on Washers
  • 3.0% fail on Seat belts and supplementary restraint systems
    • 3.0% fail on Seat belts
      • 1.5% fail on Prescribed areas
      • 1.5% fail on Condition
  • 1.5% fail on Identification of the vehicle
    • 1.5% fail on Registration plates

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