Ford Mustang MOT Results

Registered in 2019
78.7% pass rate
from 174 tests in 2021
(130% worse than other 2019 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 2019 cars and highlighted areas where the Ford Mustang is unusually good or bad.

  • 14% fail on Lamps, reflectors and electrical equipment (3 times worse than other 2019 cars)
    • 6.3% fail on Front and rear fog lamps (10 times worse than other 2019 cars)
      • 6.3% fail on Rear fog lamp (11 times worse than other 2019 cars)
        • 6.3% fail on Rear fog lamp (11 times worse than other 2019 cars)
        • 0.57% fail on Switch
    • 5.2% fail on Headlamp aim (3 times worse than other 2019 cars)
      • 5.2% fail on Headlamp aim (3 times worse than other 2019 cars)
      • 0.57% fail on Headlamp aim not tested
    • 4.6% fail on Direction indicators (15 times worse than other 2019 cars)
      • 4.6% fail on Flashing type (15 times worse than other 2019 cars)
        • 4.0% fail on Individual direction indicators (31 times worse than other 2019 cars)
        • 1.7% fail on Side repeaters (10 times worse than other 2019 cars)
    • 2.3% fail on Registration plate lamp(s) (2 times worse than other 2019 cars)
    • 1.7% fail on Headlamps
      • 1.7% fail on Headlamp
    • 0.57% fail on Mandatory tell-tales
      • 0.57% fail on Rear fog lamp tell-tale
    • 0.57% fail on Electrical equipment
      • 0.57% fail on Horn
  • 7.5% fail on Brakes (5 times worse than other 2019 cars)
    • 5.7% fail on Brake performance (13 times worse than other 2019 cars)
      • 4.6% fail on Parking brake efficiency (sp) (27 times worse than other 2019 cars)
        • 3.4% fail on Rbt (sp) (22 times worse than other 2019 cars)
        • 1.1% fail on Decelerometer (sp) (78 times worse than other 2019 cars)
      • 2.3% fail on Service Brake Efficiency (sp) (24 times worse than other 2019 cars)
        • 2.3% fail on Rbt (sp) (26 times worse than other 2019 cars)
          • 1.7% fail on Service brake performance (30 times worse than other 2019 cars)
          • 0.57% fail on Service brake imbalance
      • 1.7% fail on Parking brake performance (27 times worse than other 2019 cars)
        • 1.1% fail on Rbt (18 times worse than other 2019 cars)
          • 0.57% fail on Parking brake performance
          • 0.57% fail on Parking (secondary brake performance)
        • 0.57% fail on Plate brake tester
          • 0.57% fail on Parking (secondary brake performance)
      • 0.57% fail on Brake performance not tested
    • 2.3% fail on Mechanical brake components
      • 1.7% fail on Brake linings and pads
        • 1.7% fail on Brake pads
      • 0.57% fail on Brake cables, rods, levers and linkages
        • 0.57% fail on Cable
    • 0.57% fail on Parking brake control
      • 0.57% fail on Lever
  • 4.0% fail on Suspension (4 times worse than other 2019 cars)
    • 1.7% fail on Suspension arms (6 times worse than other 2019 cars)
      • 0.57% fail on Pins and bushes
      • 0.57% fail on Ball joint
      • 0.57% fail on Ball joint dust cover
    • 1.7% fail on Anti-roll bars (4 times worse than other 2019 cars)
      • 0.57% fail on Pins and bushes
      • 0.57% fail on Linkage
      • 0.57% fail on Linkage ball joint dust cover
    • 0.57% fail on Macpherson strut
      • 0.57% fail on Attachment bracket and mounting
  • 3.4% fail on Tyres
    • 1.7% fail on Condition
    • 1.1% fail on Size/type (21 times worse than other 2019 cars)
    • 0.57% fail on Tread depth
  • 2.9% fail on Steering (13 times worse than other 2019 cars)
    • 2.3% fail on Steering linkage components (17 times worse than other 2019 cars)
      • 1.7% fail on Track rod end (16 times worse than other 2019 cars)
      • 0.57% fail on Steering arm
      • 0.57% fail on Locking devices
    • 1.1% fail on Steering gear (24 times worse than other 2019 cars)
      • 1.1% fail on Steering rack (25 times worse than other 2019 cars)
  • 2.3% fail on Visibility
    • 1.7% fail on Washers
    • 1.1% fail on Wipers
  • 1.7% fail on Noise, emissions and leaks
    • 1.7% fail on Exhaust emissions
      • 1.7% fail on Spark ignition (3 times worse than other 2019 cars)
        • 1.1% fail on Catalyst emissions (7 times worse than other 2019 cars)
        • 0.57% fail on Malfunction indicator lamp
  • 1.1% fail on Identification of the vehicle (5 times worse than other 2019 cars)
    • 1.1% fail on Registration plates (5 times worse than other 2019 cars)
  • 1.1% fail on Body, chassis, structure
    • 0.57% fail on Exhaust system
    • 0.57% fail on Fuel system
      • 0.57% fail on Tank
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