MOT Results

Honest John Classics MOT Results » Triumph » TR4

Triumph TR4 MOT Results

83.5% pass rate
from 412 tests in 2021
(39% better than other pre-1990 cars)
Number of tests by age
More MoT Results
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 Triumph TR4 is unusually good or bad.

  • 7.0% fail on Brakes
    • 5.3% fail on Brake performance
      • 2.7% fail on Service Brake Efficiency (sp)
        • 2.4% fail on Rbt (sp)
          • 1.5% fail on Service brake imbalance
          • 0.97% fail on Service brake performance
        • 0.24% fail on Decelerometer (sp)
      • 1.9% fail on Parking brake efficiency (sp)
        • 1.7% fail on Rbt (sp)
        • 0.24% fail on Decelerometer (sp)
      • 1.7% fail on Service brake performance
        • 1.5% fail on Rbt
          • 1.2% fail on Service brake performance
          • 0.49% fail on Service brake imbalance
        • 0.24% fail on Plate brake tester
          • 0.24% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.73% fail on Parking brake performance
        • 0.73% fail on Rbt
          • 0.73% fail on Parking (secondary brake performance)
          • 0.24% fail on Parking brake performance
    • 0.73% fail on Service brake pedal or hand lever
      • 0.73% fail on Pedal
    • 0.73% fail on Rigid brake pipes
    • 0.24% fail on Parking brake control
      • 0.24% fail on Lever
    • 0.24% fail on Hydraulic systems
      • 0.24% fail on Master cylinder
    • 0.24% fail on Flexible brake hoses
  • 5.3% fail on Lamps, reflectors and electrical equipment (57% better than other pre-1990 cars)
    • 1.9% fail on Stop lamp
    • 1.2% fail on Headlamp aim (66% better than other pre-1990 cars)
      • 1.2% fail on Headlamp aim
    • 1.2% fail on Direction indicators
      • 1.2% fail on Flashing type
        • 0.73% fail on Individual direction indicators
        • 0.24% fail on All direction indicators
        • 0.24% fail on Switch
    • 0.97% fail on Electrical equipment
      • 0.97% fail on Horn
    • 0.49% fail on Registration plate lamp(s)
  • 3.6% fail on Visibility
    • 2.9% fail on Washers
    • 0.97% fail on Wipers
    • 0.24% fail on Bonnet
  • 2.4% fail on Steering
    • 0.97% fail on Steering linkage components
      • 0.73% fail on Track rod end
      • 0.24% fail on Ball joint
      • 0.24% fail on Other components
        • 0.24% fail on Steering component
    • 0.49% fail on Steering gear
      • 0.49% fail on Steering rack
    • 0.49% fail on Steering column
    • 0.24% fail on Steering coupling
      • 0.24% fail on Universal joint
    • 0.24% fail on Steering play
      • 0.24% fail on Steering rack
  • 2.4% fail on Suspension (67% better than other pre-1990 cars)
    • 0.73% fail on Wheel bearings
    • 0.73% fail on Suspension arms
      • 0.49% fail on Ball joint dust cover
      • 0.24% fail on Ball joint
    • 0.73% fail on Component mounting prescribed areas (74% better than other pre-1990 cars)
    • 0.24% fail on Shock absorbers
    • 0.24% fail on Other suspension component
      • 0.24% fail on Other suspension component
  • 1.7% fail on Body, chassis, structure (73% better than other pre-1990 cars)
    • 0.97% fail on Fuel system
      • 0.49% fail on Hose
      • 0.24% fail on Pipe
      • 0.24% fail on Fuel cap/sealing device
    • 0.24% fail on Integral vehicle structure
      • 0.24% fail on Integral vehicle structure condition
    • 0.24% fail on Chassis
      • 0.24% fail on Chassis condition
    • 0.24% fail on Seats
      • 0.24% fail on Driver's seat
  • 0.49% fail on Speedometer and speed limiter
    • 0.49% fail on Speedometer
  • 0.49% fail on Noise, emissions and leaks (89% better than other pre-1990 cars)
    • 0.49% fail on Fluid leaks
      • 0.24% fail on Engine oil leaks
      • 0.24% fail on Other leaks
  • 0.49% fail on Tyres
    • 0.49% fail on Tread depth
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