Ford Sierra MOT Results

Registered in 1991
82.8% pass rate
from 412 tests in 2021
(46% better than other 1991 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 1991 cars and highlighted areas where the Ford Sierra is unusually good or bad.

  • 5.8% fail on Suspension (41% better than other 1991 cars)
    • 2.7% fail on Component mounting prescribed areas
    • 1.2% fail on Anti-roll bars
      • 0.97% fail on Pins and bushes (2 times worse than other 1991 cars)
      • 0.24% fail on Attachment bracket and mounting
    • 0.97% fail on Suspension arms
      • 0.73% fail on Pins and bushes
      • 0.24% fail on Ball joint
    • 0.73% fail on Springs
      • 0.73% fail on Coil springs
        • 0.73% fail on Coil spring
    • 0.49% fail on Wheel bearings
    • 0.24% fail on Shock absorbers
    • 0.24% fail on Macpherson strut
      • 0.24% fail on Macpherson strut
  • 5.3% fail on Lamps, reflectors and electrical equipment (65% better than other 1991 cars)
    • 2.7% fail on Headlamps
      • 2.7% fail on Headlamp
    • 1.5% fail on Headlamp aim (66% better than other 1991 cars)
      • 1.2% fail on Headlamp aim (69% better than other 1991 cars)
      • 0.24% fail on Headlamp aim not tested
    • 1.5% fail on Stop lamp
    • 0.97% fail on Direction indicators (72% better than other 1991 cars)
      • 0.97% fail on Flashing type (72% better than other 1991 cars)
        • 0.49% fail on All direction indicators
        • 0.49% fail on Individual direction indicators
    • 0.97% fail on Electrical equipment
      • 0.49% fail on Battery(ies)
      • 0.49% fail on Horn
    • 0.49% fail on Front and rear fog lamps (84% better than other 1991 cars)
      • 0.49% fail on Rear fog lamp (84% better than other 1991 cars)
        • 0.49% fail on Rear fog lamp (84% better than other 1991 cars)
    • 0.24% fail on Hazard warning
      • 0.24% fail on Switch
  • 5.1% fail on Body, chassis, structure (41% better than other 1991 cars)
    • 1.7% fail on Integral vehicle structure
      • 1.7% fail on Integral vehicle structure condition
    • 0.97% fail on Chassis
      • 0.97% fail on Chassis condition
    • 0.97% fail on Exhaust system
    • 0.97% fail on Transmission
      • 0.97% fail on Drive shafts
        • 0.97% fail on Joints
    • 0.24% fail on Fuel system
      • 0.24% fail on Pipe
    • 0.24% fail on Bumpers
    • 0.24% fail on Body
      • 0.24% fail on Panel
    • 0.24% fail on Doors
      • 0.24% fail on Other passenger's door
        • 0.24% fail on Door condition
    • 0.24% fail on Floor
    • 0.24% fail on Seats
      • 0.24% fail on Passenger's seat
  • 3.9% fail on Noise, emissions and leaks
    • 2.9% fail on Exhaust emissions
      • 2.9% fail on Spark ignition
        • 1.5% fail on Non catalyst emissions
        • 0.97% fail on Emissions not tested
        • 0.49% fail on Catalyst emissions
    • 0.97% fail on Fluid leaks
      • 0.73% fail on Engine oil leaks
      • 0.24% fail on Other leaks
  • 3.6% fail on Brakes (67% better than other 1991 cars)
    • 2.4% fail on Brake performance (69% better than other 1991 cars)
      • 1.7% fail on Service brake performance
        • 1.5% fail on Rbt
          • 0.97% fail on Service brake performance
          • 0.73% 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 Service Brake Efficiency (sp) (78% better than other 1991 cars)
        • 0.73% fail on Rbt (sp) (77% better than other 1991 cars)
          • 0.73% fail on Service brake imbalance
          • 0.24% fail on Service brake performance
      • 0.73% fail on Parking brake efficiency (sp) (76% better than other 1991 cars)
        • 0.49% fail on Rbt (sp) (83% better than other 1991 cars)
        • 0.24% fail on Decelerometer (sp)
      • 0.49% fail on Parking brake performance
        • 0.49% fail on Rbt
          • 0.49% fail on Parking brake performance
      • 0.24% fail on Brake performance not tested
    • 1.2% fail on Rigid brake pipes
    • 0.24% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.24% fail on Hydraulic brake callipers
    • 0.24% fail on Mechanical brake components
      • 0.24% fail on Brake linings and pads
        • 0.24% fail on Brake pads
    • 0.24% fail on ABS / EBS / ESC
      • 0.24% fail on Anti-lock braking system
  • 2.7% fail on Visibility (60% better than other 1991 cars)
    • 1.7% fail on Washers
    • 0.97% fail on Wipers (70% better than other 1991 cars)
    • 0.24% fail on View to rear
      • 0.24% fail on Mirrors
  • 1.5% fail on Steering (63% better than other 1991 cars)
    • 0.49% fail on Steering linkage components
      • 0.49% fail on Track rod end
    • 0.49% fail on Power steering
      • 0.24% fail on Operation
      • 0.24% fail on Pipes and hoses
    • 0.24% fail on Steering gear
      • 0.24% fail on Steering rack
    • 0.24% fail on Steering wheel
  • 1.5% fail on Seat belts and supplementary restraint systems
    • 1.5% fail on Seat belts
      • 1.2% fail on Prescribed areas
      • 0.24% fail on Condition
  • 1.2% fail on Identification of the vehicle
    • 1.2% fail on Registration plates
  • 1.2% fail on Tyres
    • 0.97% fail on Condition
    • 0.24% fail on Tread depth

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