MG MGB MOT Results

Registered in 1980
74.4% pass rate
from 308 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 1980 cars and highlighted areas where the MG MGB is unusually good or bad.

  • 9.7% fail on Lamps, reflectors and electrical equipment
    • 3.6% fail on Stop lamp
    • 1.9% fail on Electrical equipment
      • 1.3% fail on Horn
      • 0.65% fail on Battery(ies)
    • 1.6% fail on Headlamps
      • 1.3% fail on Headlamp
      • 0.32% fail on Dipswitch
    • 1.6% fail on Headlamp aim
      • 1.6% fail on Headlamp aim
    • 1.3% fail on Direction indicators
      • 1.3% fail on Flashing type
        • 0.97% fail on All direction indicators
        • 0.32% fail on Individual direction indicators
    • 1.3% fail on Front and rear fog lamps
      • 1.3% fail on Rear fog lamp
        • 1.3% fail on Rear fog lamp
    • 1.3% fail on Registration plate lamp(s)
    • 0.32% fail on Mandatory tell-tales
      • 0.32% fail on Rear fog lamp tell-tale
  • 9.1% fail on Noise, emissions and leaks
    • 8.8% fail on Exhaust emissions
      • 8.8% fail on Spark ignition
        • 8.4% fail on Non catalyst emissions (68% worse than other 1980 cars)
        • 0.32% fail on Emissions not tested
    • 0.32% fail on Noise suppression
      • 0.32% fail on Sound deadening material
    • 0.32% fail on Fluid leaks
      • 0.32% fail on Engine oil leaks
  • 7.8% fail on Visibility
    • 6.8% fail on Washers
    • 1.3% fail on Wipers
    • 0.32% fail on View to rear
      • 0.32% fail on Mirrors
  • 7.5% fail on Brakes
    • 5.8% fail on Brake performance
      • 3.2% fail on Service brake performance
        • 3.2% fail on Rbt
          • 3.2% fail on Service brake performance
          • 0.65% fail on Service brake imbalance
      • 2.3% fail on Service Brake Efficiency (sp)
        • 2.3% fail on Rbt (sp)
          • 1.9% fail on Service brake performance
          • 0.97% fail on Service brake imbalance
      • 0.97% fail on Parking brake efficiency (sp)
        • 0.97% fail on Rbt (sp)
      • 0.32% fail on Parking brake performance
        • 0.32% fail on Rbt
          • 0.32% fail on Parking brake performance
    • 0.97% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.65% fail on Hydraulic brake callipers
      • 0.32% fail on Hydraulic brake cylinder
    • 0.65% fail on Rigid brake pipes
    • 0.32% fail on Hydraulic systems
      • 0.32% fail on Master cylinder
  • 4.5% fail on Suspension
    • 1.6% fail on Component mounting prescribed areas
    • 0.97% fail on Axles
      • 0.32% fail on Stub axle
      • 0.32% fail on King pins
      • 0.32% fail on Swivel pins and bushes
    • 0.97% fail on Anti-roll bars
      • 0.65% fail on Pins and bushes
      • 0.32% fail on Linkage pins and bushes
    • 0.65% fail on Wheel bearings
    • 0.65% fail on Suspension arms
      • 0.32% fail on Suspension arm
      • 0.32% fail on Pins and bushes
    • 0.32% fail on Shock absorbers
  • 4.5% fail on Body, chassis, structure
    • 1.6% fail on Exhaust system
    • 1.3% fail on Fuel system
      • 0.65% fail on Hose
      • 0.65% fail on Pipe
    • 0.97% fail on Integral vehicle structure
      • 0.97% fail on Integral vehicle structure condition
    • 0.65% fail on Chassis
      • 0.65% fail on Chassis condition
    • 0.32% fail on Body
      • 0.32% fail on Other body component
    • 0.32% fail on Doors
      • 0.32% fail on Front passenger's door
        • 0.32% fail on Door condition
    • 0.32% fail on Boot lid
      • 0.32% fail on Boot lid condition
    • 0.32% fail on Undertray
  • 3.2% fail on Steering
    • 1.9% fail on Steering linkage components
      • 1.9% fail on Track rod end
    • 0.97% fail on Steering gear
      • 0.97% fail on Steering rack
    • 0.32% fail on Steering wheel
  • 0.32% fail on Identification of the vehicle
    • 0.32% fail on Registration plates
  • 0.32% fail on Seat belts and supplementary restraint systems
    • 0.32% fail on Seat belts
      • 0.32% fail on Prescribed areas
  • 0.32% fail on Road Wheels
    • 0.32% fail on Attachment
  • 0.32% fail on Tyres
    • 0.32% fail on Tread depth

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