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Porsche 924 MOT Results

62.2% pass rate
from 920 tests in 2017
(30% worse than other pre-1990 cars)
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 Porsche 924 is unusually good or bad.

  • 23% fail on Lamps, Reflectors and Electrical Equipment (37% worse than other pre-1990 cars)
    • 5.5% fail on Headlamp aim
    • 4.5% fail on Position lamps
      • 2.4% fail on Front lamps
      • 2.4% fail on Rear lamps
    • 4.5% fail on Direction indicators
      • 4.5% fail on Flashing type
        • 2.7% fail on Side repeaters (2 times worse than other pre-1990 cars)
        • 1.1% fail on Individual lamps
        • 0.87% fail on All direction indicators
      • 0.11% fail on Semaphore
        • 0.11% fail on Tell tales
    • 4.3% fail on Registration plate lamp (62% worse than other pre-1990 cars)
    • 4.3% fail on Rear fog lamp (93% worse than other pre-1990 cars)
      • 4.0% fail on Fog lamp (98% worse than other pre-1990 cars)
      • 0.22% fail on Tell tale
      • 0.22% fail on Switch
    • 4.0% fail on Battery (2 times worse than other pre-1990 cars)
    • 3.7% fail on Headlamps
      • 3.5% fail on Headlamp
      • 0.22% fail on Headlamp defects which don't require an aim check on retest
        • 0.11% fail on Headlamp cleaning device
        • 0.11% fail on Main beam 'tell-tale'
      • 0.11% fail on Headlamp defects which do require an aim check on retest
        • 0.11% fail on Main beam 'tell-tale'
    • 3.3% fail on Horn
    • 1.5% fail on Stop lamp (48% better than other pre-1990 cars)
    • 0.33% fail on Hazard warning
      • 0.33% fail on Lamp
      • 0.11% fail on Tell tale
    • 0.22% fail on Headlamp aim not tested
    • 0.11% fail on Electrical wiring
  • 19% fail on Brakes (62% worse than other pre-1990 cars)
    • 13% fail on Brake performance (52% worse than other pre-1990 cars)
      • 6.2% fail on Rear wheels (62% worse than other pre-1990 cars)
      • 5.5% fail on Front wheels
      • 4.9% fail on Parking brake performance
      • 1.6% fail on Service brake performance
      • 1.1% fail on Brake imbalance
      • 0.11% fail on Brake operation
      • 0.11% fail on Brake performance not tested
    • 7.9% fail on Hydraulic systems (140% worse than other pre-1990 cars)
      • 7.0% fail on Components (170% worse than other pre-1990 cars)
        • 4.1% fail on Hoses (2 times worse than other pre-1990 cars)
        • 3.6% fail on Pipes (160% worse than other pre-1990 cars)
      • 0.65% fail on Leaks
      • 0.33% fail on Brake fluid warning lamp
      • 0.33% fail on Operation
    • 1.4% fail on Parking brake
      • 1.4% fail on Condition
    • 0.87% fail on Hub components
      • 0.22% fail on Brake back plates (12 times worse than other pre-1990 cars)
      • 0.22% fail on Brake calipers
      • 0.11% fail on Brake pads
      • 0.11% fail on Brake drums
      • 0.11% fail on Brake discs
      • 0.11% fail on Wheel cylinder
    • 0.65% fail on Restricted movement
    • 0.43% fail on Service brake control components
      • 0.43% fail on Pedal
        • 0.33% fail on Condition
        • 0.11% fail on Anti-slip
    • 0.22% fail on Prescribed areas
      • 0.22% fail on Park brake mechanism/associated mountings (5 times worse than other pre-1990 cars)
    • 0.11% fail on Mechanical components
      • 0.11% fail on Cable
  • 13% fail on Driver's view of the road (83% worse than other pre-1990 cars)
    • 11% fail on Washers (130% worse than other pre-1990 cars)
    • 3.0% fail on Wipers
    • 0.65% fail on Mirrors (2 times worse than other pre-1990 cars)
    • 0.22% fail on Windscreen
    • 0.11% fail on Bonnet
  • 9.8% fail on Exhaust, Fuel and Emissions (69% worse than other pre-1990 cars)
    • 5.7% fail on Emissions (130% worse than other pre-1990 cars)
    • 3.0% fail on Fuel system (140% worse than other pre-1990 cars)
      • 1.6% fail on System (2 times worse than other pre-1990 cars)
      • 0.65% fail on Hose (4 times worse than other pre-1990 cars)
      • 0.65% fail on Pipe
      • 0.22% fail on Tank
      • 0.22% fail on Cap
    • 2.4% fail on Exhaust system
    • 0.11% fail on Emissions not tested
  • 9.0% fail on Suspension
    • 3.0% fail on Prescribed areas
      • 2.4% fail on Component mounting
      • 0.65% fail on Subframe mounting
      • 0.11% fail on Spring mounting
    • 2.5% fail on Wheel bearings
      • 1.4% fail on Front
      • 1.2% fail on Rear
    • 1.3% fail on Suspension arms
      • 0.87% fail on Pins/bushes/ball joints
      • 0.43% fail on Condition (5 times worse than other pre-1990 cars)
    • 1.3% fail on Anti-roll bars
      • 0.87% fail on Pins/bushes/ball joints (4 times worse than other pre-1990 cars)
      • 0.22% fail on Attachment
      • 0.11% fail on Linkage pins/bushes/ball joints
      • 0.11% fail on Condition
    • 0.87% fail on Shock absorbers
      • 0.87% fail on Condition
    • 0.54% fail on Coil springs
      • 0.43% fail on Condition
      • 0.11% fail on Location
    • 0.33% fail on Macpherson strut
      • 0.33% fail on Condition
    • 0.33% fail on Front suspension joints
    • 0.11% fail on Torsion bars
      • 0.11% fail on Attachment
    • 0.11% fail on Front suspension retaining and locking devices
    • 0.11% fail on Drive shafts
      • 0.11% fail on Any drive shaft which is part of the suspension
        • 0.11% fail on Drive shafts
  • 4.6% fail on Steering
    • 3.0% fail on Steering system
      • 1.5% fail on Steering rack
      • 1.4% fail on Track rod end
      • 0.11% fail on Other components
        • 0.11% fail on Steering pivot point
    • 0.87% fail on Steering control
      • 0.43% fail on Steering column
      • 0.22% fail on Steering coupling
        • 0.22% fail on Universal joint
      • 0.11% fail on Steering wheel
      • 0.11% fail on Steering shaft
    • 0.65% fail on Power steering
      • 0.33% fail on Operation (3 times worse than other pre-1990 cars)
      • 0.22% fail on Other components
      • 0.11% fail on Pipes and hoses
    • 0.22% fail on Locking devices
    • 0.11% fail on Steering operation
  • 4.3% fail on Body, Structure and General Items
    • 1.6% fail on Body condition
    • 1.1% fail on Doors
      • 0.65% fail on Drivers (2 times worse than other pre-1990 cars)
      • 0.54% fail on Passengers front
    • 0.98% fail on Vehicle structure
      • 0.98% fail on Chassis
    • 0.87% fail on Seats
      • 0.65% fail on Passengers
      • 0.33% fail on Drivers
    • 0.22% fail on Speedometer
    • 0.11% fail on Body security
  • 2.5% fail on Tyres
    • 1.6% fail on Condition
    • 0.76% fail on Tread depth
    • 0.22% fail on Size/type
    • 0.11% fail on Valve stem
  • 2.2% fail on Seat Belts and Supplementary Restraint Systems
    • 2.2% fail on Seat belts
      • 1.4% fail on Prescribed areas
      • 0.54% fail on Condition
      • 0.33% fail on Requirements
  • 1.4% fail on Registration plates and VIN
    • 1.4% fail on Registration plate
  • 0.33% fail on Road Wheels
    • 0.22% fail on Attachment
    • 0.11% fail on Condition