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Chevrolet Corvette MOT Results

80.5% pass rate
from 348 tests in 2020
(27% better than other pre-1990 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 pre-1990 cars and highlighted areas where the Chevrolet Corvette is unusually good or bad.

  • 11% fail on Lamps, reflectors and electrical equipment (9.8% better than other pre-1990 cars)
    • 4.0% fail on Headlamps (38% worse than other pre-1990 cars)
      • 4.0% fail on Headlamp (44% worse than other pre-1990 cars)
    • 4.0% fail on Headlamp aim (20% worse than other pre-1990 cars)
      • 3.7% fail on Headlamp aim (19% worse than other pre-1990 cars)
      • 0.29% fail on Headlamp aim not tested
    • 3.7% fail on Direction indicators (40% worse than other pre-1990 cars)
      • 3.4% fail on Flashing type (29% worse than other pre-1990 cars)
        • 2.9% fail on Individual direction indicators (85% worse than other pre-1990 cars)
        • 0.86% fail on Side repeaters (29% worse than other pre-1990 cars)
        • 0.29% fail on All direction indicators
      • 0.29% fail on Semaphore
        • 0.29% fail on Switch
    • 2.0% fail on Electrical equipment (8.3% better than other pre-1990 cars)
      • 2.0% fail on Horn (29% worse than other pre-1990 cars)
    • 1.7% fail on Front and rear fog lamps (30% better than other pre-1990 cars)
      • 1.7% fail on Rear fog lamp (30% better than other pre-1990 cars)
        • 1.7% fail on Rear fog lamp (27% better than other pre-1990 cars)
    • 1.4% fail on Stop lamp (44% better than other pre-1990 cars)
    • 0.57% fail on Registration plate lamp(s) (56% better than other pre-1990 cars)
    • 0.29% fail on Hazard warning
      • 0.29% fail on Switch
    • 0.29% fail on Mandatory tell-tales
      • 0.29% fail on Rear fog lamp tell-tale
  • 11% fail on Brakes (15% worse than other pre-1990 cars)
    • 9.5% fail on Brake performance (36% worse than other pre-1990 cars)
      • 7.8% fail on Parking brake efficiency (sp) (170% worse than other pre-1990 cars)
        • 7.2% fail on Rbt (sp) (180% worse than other pre-1990 cars)
        • 0.57% fail on Decelerometer (sp) (170% worse than other pre-1990 cars)
      • 2.3% fail on Parking brake performance (100% worse than other pre-1990 cars)
        • 2.0% fail on Rbt (83% worse than other pre-1990 cars)
          • 2.0% fail on Parking brake performance (150% worse than other pre-1990 cars)
        • 0.29% fail on Decelerometer
          • 0.29% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.29% fail on Plate brake tester
          • 0.29% fail on Parking brake performance
      • 1.7% fail on Service brake performance (44% better than other pre-1990 cars)
        • 1.7% fail on Rbt (41% better than other pre-1990 cars)
          • 0.86% fail on Service brake performance (65% better than other pre-1990 cars)
          • 0.86% fail on Service brake imbalance (21% worse than other pre-1990 cars)
      • 1.7% fail on Service Brake Efficiency (sp) (43% better than other pre-1990 cars)
        • 1.7% fail on Rbt (sp) (41% better than other pre-1990 cars)
          • 1.1% fail on Service brake imbalance (45% better than other pre-1990 cars)
          • 0.86% fail on Service brake performance (31% better than other pre-1990 cars)
      • 0.29% fail on Brake performance not tested
    • 1.1% fail on Brake actuators (including spring brakes or hydraulic cylinders) (2 times worse than other pre-1990 cars)
      • 0.86% fail on Hydraulic brake callipers (5 times worse than other pre-1990 cars)
      • 0.29% fail on Hydraulic brake cylinder
    • 0.57% fail on Rigid brake pipes (49% better than other pre-1990 cars)
    • 0.57% fail on Flexible brake hoses (48% worse than other pre-1990 cars)
    • 0.57% fail on Mechanical brake components (38% better than other pre-1990 cars)
      • 0.57% fail on Brake cables, rods, levers and linkages (2 times worse than other pre-1990 cars)
        • 0.29% fail on Cable
        • 0.29% fail on Lever
    • 0.29% fail on Service brake pedal or hand lever
      • 0.29% fail on Pedal
    • 0.29% fail on Hydraulic systems
      • 0.29% fail on Valves
  • 3.7% fail on Visibility (40% better than other pre-1990 cars)
    • 3.2% fail on Washers (25% better than other pre-1990 cars)
    • 1.1% fail on Wipers (53% better than other pre-1990 cars)
    • 0.29% fail on Bonnet
  • 2.6% fail on Body, chassis, structure (61% better than other pre-1990 cars)
    • 1.1% fail on Exhaust system (42% better than other pre-1990 cars)
    • 0.57% fail on Doors (19% worse than other pre-1990 cars)
      • 0.29% fail on Driver's door
        • 0.29% fail on Door condition
      • 0.29% fail on Front passenger's door
        • 0.29% fail on Door condition
    • 0.29% fail on Integral vehicle structure
      • 0.29% fail on Integral vehicle structure condition
    • 0.29% fail on Fuel system
      • 0.29% fail on Fuel cap/sealing device
    • 0.29% fail on Body
      • 0.29% fail on Mounting fixings
    • 0.29% fail on Seats
      • 0.29% fail on Driver's seat
  • 2.3% fail on Noise, emissions and leaks (44% better than other pre-1990 cars)
    • 1.1% fail on Exhaust emissions (68% better than other pre-1990 cars)
      • 1.1% fail on Spark ignition (66% better than other pre-1990 cars)
        • 0.86% fail on Non catalyst emissions (68% better than other pre-1990 cars)
        • 0.29% fail on Emissions not tested
    • 1.1% fail on Fluid leaks (88% worse than other pre-1990 cars)
      • 0.57% fail on Engine oil leaks (41% worse than other pre-1990 cars)
      • 0.29% fail on Hydraulic fluid leaks
      • 0.29% fail on Other leaks
  • 1.7% fail on Steering (54% better than other pre-1990 cars)
    • 0.57% fail on Steering coupling (6 times worse than other pre-1990 cars)
      • 0.29% fail on Flexible coupling
      • 0.29% fail on Universal joint
    • 0.29% fail on Steering gear
      • 0.29% fail on Steering rack
    • 0.29% fail on Steering linkage components
      • 0.29% fail on Locking devices
    • 0.29% fail on Power steering
      • 0.29% fail on Rams
    • 0.29% fail on Steering play
      • 0.29% fail on Steering box
  • 1.7% fail on Suspension (78% better than other pre-1990 cars)
    • 0.86% fail on Anti-roll bars (34% worse than other pre-1990 cars)
      • 0.57% fail on Linkage pins and bushes (2 times worse than other pre-1990 cars)
      • 0.29% fail on Attachment bracket and mounting
      • 0.29% fail on Linkage
    • 0.29% fail on Wheel bearings
    • 0.29% fail on Springs
      • 0.29% fail on Leaf springs
        • 0.29% fail on Spring saddle
    • 0.29% fail on Suspension arms
      • 0.29% fail on Pins and bushes
    • 0.29% fail on Suspension rods
      • 0.29% fail on Pins and bushes
  • 0.57% fail on Identification of the vehicle (9.2% better than other pre-1990 cars)
    • 0.57% fail on Registration plates (5.3% better than other pre-1990 cars)
  • 0.57% fail on Seat belts and supplementary restraint systems (65% better than other pre-1990 cars)
    • 0.57% fail on Seat belts (65% better than other pre-1990 cars)
      • 0.57% fail on Condition (31% worse than other pre-1990 cars)
  • 0.29% fail on Tyres
    • 0.29% fail on Condition