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Triumph Stag MOT Results

75.8% pass rate
from 4,060 tests in 2017
(17% better 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 Triumph Stag is unusually good or bad.

  • 13% fail on Lamps, Reflectors and Electrical Equipment (23% better than other pre-1990 cars)
    • 3.7% fail on Headlamps
      • 3.4% fail on Headlamp
      • 0.22% fail on Switch
      • 0.20% fail on Headlamp defects which don't require an aim check on retest
        • 0.20% fail on Main beam 'tell-tale'
      • 0.074% fail on Headlamp defects which do require an aim check on retest
        • 0.074% fail on Main beam 'tell-tale'
    • 3.0% fail on Headlamp aim (31% better than other pre-1990 cars)
    • 3.0% fail on Stop lamp
    • 2.9% fail on Direction indicators
      • 2.9% fail on Flashing type
        • 1.4% fail on Individual lamps
        • 1.0% fail on All direction indicators
        • 0.49% fail on Side repeaters
        • 0.15% fail on Switch
        • 0.12% fail on Tell tales
    • 2.2% fail on Position lamps (39% better than other pre-1990 cars)
      • 1.5% fail on Rear lamps
      • 0.84% fail on Front lamps (61% better than other pre-1990 cars)
      • 0.15% fail on All position lamps
      • 0.049% fail on Switch
    • 1.2% fail on Registration plate lamp (54% better than other pre-1990 cars)
    • 1.1% fail on Horn (46% better than other pre-1990 cars)
    • 0.84% fail on Hazard warning
      • 0.71% fail on Lamp
      • 0.15% fail on Switch
      • 0.049% fail on Tell tale
    • 0.79% fail on Battery
    • 0.20% fail on Headlamp aim not tested
    • 0.17% fail on Rear fog lamp (92% better than other pre-1990 cars)
      • 0.17% fail on Fog lamp (92% better than other pre-1990 cars)
    • 0.099% fail on Electrical wiring
  • 8.1% fail on Brakes (31% better than other pre-1990 cars)
    • 6.5% fail on Brake performance (23% better than other pre-1990 cars)
      • 3.7% fail on Rear wheels
      • 3.3% fail on Parking brake performance
      • 1.8% fail on Front wheels (53% better than other pre-1990 cars)
      • 0.59% fail on Service brake performance (60% better than other pre-1990 cars)
      • 0.37% fail on Brake imbalance
      • 0.049% fail on Brake operation
      • 0.049% fail on Brake performance not tested
    • 1.5% fail on Hydraulic systems (57% better than other pre-1990 cars)
      • 1.1% fail on Components (57% better than other pre-1990 cars)
        • 0.57% fail on Pipes (59% better than other pre-1990 cars)
        • 0.49% fail on Hoses (57% better than other pre-1990 cars)
        • 0.15% fail on Reservoirs
        • 0.025% fail on Servos
        • 0.025% fail on Valves
      • 0.27% fail on Leaks (52% better than other pre-1990 cars)
      • 0.074% fail on Operation
      • 0.025% fail on Brake fluid warning lamp
    • 0.49% fail on Parking brake
      • 0.49% fail on Condition
    • 0.39% fail on Restricted movement
    • 0.15% fail on Hub components (83% better than other pre-1990 cars)
      • 0.074% fail on Brake pads (80% better than other pre-1990 cars)
      • 0.049% fail on Brake calipers
      • 0.025% fail on Brake drums
    • 0.12% fail on Mechanical components
      • 0.074% fail on Cable
      • 0.049% fail on Linkage
    • 0.049% fail on Service brake control components (88% better than other pre-1990 cars)
      • 0.049% fail on Pedal (87% better than other pre-1990 cars)
        • 0.025% fail on Condition
        • 0.025% fail on Anti-slip
    • 0.049% fail on Air and vacuum systems
      • 0.049% fail on Components
        • 0.049% fail on Servos
    • 0.049% fail on Prescribed areas
      • 0.049% fail on Master cylinder/servo mounting
  • 7.3% fail on Suspension (25% better than other pre-1990 cars)
    • 2.3% fail on Prescribed areas (43% better than other pre-1990 cars)
      • 1.8% fail on Component mounting (33% better than other pre-1990 cars)
      • 0.47% fail on Subframe mounting
      • 0.15% fail on Spring mounting (84% better than other pre-1990 cars)
    • 2.0% fail on Suspension arms (54% worse than other pre-1990 cars)
      • 1.8% fail on Pins/bushes/ball joints (61% worse than other pre-1990 cars)
      • 0.12% fail on Attachment
    • 1.9% fail on Wheel bearings
      • 1.1% fail on Front
      • 0.96% fail on Rear
    • 0.99% fail on Front suspension joints
    • 0.57% fail on Shock absorbers (43% better than other pre-1990 cars)
      • 0.57% fail on Condition (43% better than other pre-1990 cars)
    • 0.34% fail on Anti-roll bars
      • 0.15% fail on Linkage pins/bushes/ball joints
      • 0.099% fail on Attachment
      • 0.049% fail on Pins/bushes/ball joints
      • 0.049% fail on Linkage condition
    • 0.22% fail on Drive shafts (78% better than other pre-1990 cars)
      • 0.22% fail on Any drive shaft which is part of the suspension
        • 0.20% fail on Drive shafts (170% worse than other pre-1990 cars)
        • 0.025% fail on Universal joint
    • 0.20% fail on Sub-frames
      • 0.12% fail on Attachment
      • 0.074% fail on Pins/bushes/ball joints
    • 0.17% fail on Tie bars/rods
      • 0.12% fail on Pins/bushes/ball joints
      • 0.049% fail on Attachment
    • 0.099% fail on Macpherson strut
      • 0.099% fail on Condition
    • 0.074% fail on Radius arms
      • 0.049% fail on Pins/bushes/ball joints
      • 0.025% fail on Attachment
    • 0.049% fail on General condition
    • 0.049% fail on Coil springs (86% better than other pre-1990 cars)
      • 0.049% fail on Location
    • 0.025% fail on Trailing arms
      • 0.025% fail on Pins/bushes/ball joints
    • 0.025% fail on Torque/reaction arms
      • 0.025% fail on Pins/bushes/ball joints
    • 0.025% fail on Front suspension retaining and locking devices
  • 6.3% fail on Driver's view of the road
    • 4.7% fail on Washers
    • 2.1% fail on Wipers
    • 0.099% fail on Windscreen
    • 0.049% fail on Mirrors
    • 0.025% fail on Bonnet
  • 4.7% fail on Steering
    • 3.4% fail on Steering system
      • 1.7% fail on Track rod end
      • 1.5% fail on Steering rack
      • 0.30% fail on Free play
        • 0.30% fail on Steering rack (150% worse than other pre-1990 cars)
      • 0.17% fail on Steering arm
      • 0.099% fail on Ball joint
      • 0.049% fail on Drag link end (82% better than other pre-1990 cars)
      • 0.025% fail on Other components
        • 0.025% fail on Steering component
    • 0.74% fail on Power steering (110% worse than other pre-1990 cars)
      • 0.32% fail on Other components (120% worse than other pre-1990 cars)
      • 0.17% fail on Pipes and hoses
      • 0.12% fail on Rams (4 times worse than other pre-1990 cars)
      • 0.074% fail on Operation
      • 0.074% fail on Pump
      • 0.025% fail on Drive system
    • 0.62% fail on Steering control
      • 0.39% fail on Steering column (120% worse than other pre-1990 cars)
      • 0.099% fail on Steering wheel
      • 0.099% fail on Steering coupling
        • 0.099% fail on Universal joint
      • 0.025% fail on Steering shaft
    • 0.099% fail on Steering operation
    • 0.074% fail on Locking devices
    • 0.025% fail on Prescribed areas
  • 3.5% fail on Exhaust, Fuel and Emissions (39% better than other pre-1990 cars)
    • 2.0% fail on Emissions
    • 0.86% fail on Exhaust system (64% better than other pre-1990 cars)
    • 0.84% fail on Fuel system
      • 0.42% fail on Cap
      • 0.22% fail on System
      • 0.15% fail on Pipe
      • 0.049% fail on Hose
    • 0.049% fail on Emissions not tested (82% better than other pre-1990 cars)
  • 1.6% fail on Body, Structure and General Items (56% better than other pre-1990 cars)
    • 0.69% fail on Body condition (49% better than other pre-1990 cars)
    • 0.39% fail on Vehicle structure (63% better than other pre-1990 cars)
      • 0.39% fail on Chassis (63% better than other pre-1990 cars)
    • 0.25% fail on Doors (57% better than other pre-1990 cars)
      • 0.17% fail on Passengers front
      • 0.099% fail on Drivers
    • 0.22% fail on Seats (67% better than other pre-1990 cars)
      • 0.12% fail on Passengers
      • 0.12% fail on Drivers (75% better than other pre-1990 cars)
    • 0.049% fail on Speedometer
    • 0.025% fail on Load security
      • 0.025% fail on Bootlid
  • 1.4% fail on Seat Belts and Supplementary Restraint Systems (35% better than other pre-1990 cars)
    • 1.4% fail on Seat belts (35% better than other pre-1990 cars)
      • 0.71% fail on Prescribed areas (52% better than other pre-1990 cars)
      • 0.59% fail on Condition
      • 0.17% fail on Attachment
  • 0.94% fail on Tyres (58% better than other pre-1990 cars)
    • 0.49% fail on Condition (61% better than other pre-1990 cars)
    • 0.34% fail on Tread depth (62% better than other pre-1990 cars)
    • 0.074% fail on Size/type
    • 0.049% fail on Valve stem
  • 0.37% fail on Registration plates and VIN (54% better than other pre-1990 cars)
    • 0.34% fail on Registration plate (55% better than other pre-1990 cars)
    • 0.025% fail on Vehicle Identification Number
  • 0.22% fail on Road Wheels
    • 0.22% fail on Attachment
  • 0.025% fail on Towbars
    • 0.025% fail on Towbar
Read the Honest John Review

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