SEAT Mii MOT Results

Registered in 2012
76.4% pass rate
from 1,837 tests in 2020
(11% better than other 2012 cars)
Pass rate by mileage
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 2012 cars and highlighted areas where the SEAT Mii is unusually good or bad.

  • 8.3% fail on Seat belts and supplementary restraint systems (14 times worse than other 2012 cars)
    • 7.8% fail on SRS malfunction indicator lamp (26 times worse than other 2012 cars)
    • 0.27% fail on Airbags (20 times worse than other 2012 cars)
      • 0.27% fail on Drivers airbag (24 times worse than other 2012 cars)
    • 0.22% fail on Seat belts
      • 0.22% fail on Condition
  • 6.0% fail on Lamps, reflectors and electrical equipment (34% better than other 2012 cars)
    • 2.6% fail on Headlamp aim
      • 2.5% fail on Headlamp aim
      • 0.054% fail on Headlamp aim not tested
    • 1.9% fail on Registration plate lamp(s)
    • 0.87% fail on Headlamps (58% better than other 2012 cars)
      • 0.87% fail on Headlamp (56% better than other 2012 cars)
    • 0.38% fail on Position lamps (66% better than other 2012 cars)
      • 0.38% fail on Position lamp (66% better than other 2012 cars)
    • 0.38% fail on Reversing lamps
      • 0.38% fail on Reversing lamps
    • 0.33% fail on Stop lamp (82% better than other 2012 cars)
    • 0.16% fail on Daytime running lamps (22 times worse than other 2012 cars)
    • 0.16% fail on Direction indicators (88% better than other 2012 cars)
      • 0.16% fail on Flashing type (88% better than other 2012 cars)
        • 0.11% fail on Side repeaters (80% better than other 2012 cars)
        • 0.054% fail on All direction indicators
    • 0.11% fail on Front and rear fog lamps
      • 0.11% fail on Rear fog lamp
        • 0.11% fail on Rear fog lamp
  • 5.0% fail on Brakes
    • 3.3% fail on Brake performance (75% worse than other 2012 cars)
      • 2.5% fail on Service brake performance (140% worse than other 2012 cars)
        • 2.5% fail on Rbt (140% worse than other 2012 cars)
          • 2.4% fail on Service brake performance (180% worse than other 2012 cars)
          • 0.11% fail on Service brake imbalance
      • 0.60% fail on Service Brake Efficiency (sp)
        • 0.60% fail on Rbt (sp) (130% worse than other 2012 cars)
          • 0.33% fail on Service brake imbalance
          • 0.27% fail on Service brake performance
      • 0.44% fail on Parking brake efficiency (sp)
        • 0.44% fail on Rbt (sp)
      • 0.33% fail on Parking brake performance
        • 0.33% fail on Rbt
          • 0.27% fail on Parking brake performance
          • 0.054% fail on Parking (secondary brake performance)
    • 1.7% fail on Mechanical brake components (44% better than other 2012 cars)
      • 1.3% fail on Brake linings and pads (50% better than other 2012 cars)
        • 1.3% fail on Brake pads (49% better than other 2012 cars)
      • 0.44% fail on Brake discs and drums
        • 0.44% fail on Brake discs
    • 0.76% fail on Service brake pedal or hand lever (3 times worse than other 2012 cars)
      • 0.76% fail on Hand lever (5 times worse than other 2012 cars)
    • 0.54% fail on Parking brake control (160% worse than other 2012 cars)
      • 0.54% fail on Lever (2 times worse than other 2012 cars)
    • 0.054% fail on ABS / EBS / ESC
      • 0.054% fail on Anti-lock braking system
      • 0.054% fail on Electronic stability control
  • 3.8% fail on Tyres (32% better than other 2012 cars)
    • 3.1% fail on Tread depth
    • 0.60% fail on Condition (77% better than other 2012 cars)
    • 0.16% fail on Size/type
  • 3.6% fail on Visibility
    • 2.0% fail on Wipers
    • 1.7% fail on Washers
    • 0.11% fail on Driver's view
    • 0.054% fail on Condition of glass
      • 0.054% fail on Window
    • 0.054% fail on View to rear
      • 0.054% fail on Mirrors
  • 2.4% fail on Body, chassis, structure
    • 1.5% fail on Fuel system (11 times worse than other 2012 cars)
      • 1.5% fail on Fuel cap/sealing device (16 times worse than other 2012 cars)
    • 0.49% fail on Exhaust system
    • 0.16% fail on Body
      • 0.11% fail on Other body component
      • 0.054% fail on Panel
    • 0.11% fail on Bumpers
    • 0.054% fail on Transmission
      • 0.054% fail on Drive shafts
        • 0.054% fail on Joints
    • 0.054% fail on Seats
      • 0.054% fail on Passenger's seat
    • 0.054% fail on Undertray
  • 0.71% fail on Suspension (89% better than other 2012 cars)
    • 0.22% fail on Springs (92% better than other 2012 cars)
      • 0.22% fail on Coil springs (92% better than other 2012 cars)
        • 0.22% fail on Coil spring (92% better than other 2012 cars)
    • 0.16% fail on Anti-roll bars (82% better than other 2012 cars)
      • 0.11% fail on Ball joint dust cover
      • 0.054% fail on Linkage ball joint dust cover
    • 0.11% fail on Wheel bearings
    • 0.11% fail on Shock absorbers (85% better than other 2012 cars)
    • 0.11% fail on Suspension arms (95% better than other 2012 cars)
      • 0.054% fail on Pins and bushes
      • 0.054% fail on Ball joint
  • 0.27% fail on Identification of the vehicle
    • 0.27% fail on Registration plates
  • 0.27% fail on Noise, emissions and leaks (81% better than other 2012 cars)
    • 0.22% fail on Exhaust emissions (84% better than other 2012 cars)
      • 0.22% fail on Spark ignition (73% better than other 2012 cars)
        • 0.16% fail on Catalyst emissions
        • 0.054% fail on Malfunction indicator lamp
    • 0.054% fail on Noise suppression
      • 0.054% fail on Undertray
  • 0.22% fail on Steering (77% better than other 2012 cars)
    • 0.22% fail on Steering linkage components (73% better than other 2012 cars)
      • 0.22% fail on Track rod end (71% better than other 2012 cars)
  • 0.11% fail on Road Wheels
    • 0.054% fail on Condition
    • 0.054% fail on Attachment
  • 0.054% fail on Speedometer and speed limiter
    • 0.054% fail on Speedometer
Read the Honest John Review

  • SEAT Mii (2012 - 2019)
    A quality product, low running costs, decent level of refinement, zesty little engine, easy to drive.

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