Mercedes-Benz CLA MOT Results

Registered in 2010
75.8% pass rate
from 66 tests in 2021
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 2010 cars and highlighted areas where the Mercedes-Benz CLA is unusually good or bad.

  • 12% fail on Brakes
    • 9.1% fail on Brake performance
      • 7.6% fail on Parking brake efficiency (sp) (3 times worse than other 2010 cars)
        • 7.6% fail on Rbt (sp) (3 times worse than other 2010 cars)
      • 3.0% fail on Parking brake performance
        • 3.0% fail on Rbt
          • 1.5% fail on Parking brake performance
          • 1.5% fail on Parking (secondary brake performance)
      • 1.5% fail on Service brake performance
        • 1.5% fail on Rbt
          • 1.5% fail on Service brake performance
    • 3.0% fail on Rigid brake pipes
    • 3.0% fail on Mechanical brake components
      • 1.5% fail on Brake discs and drums
        • 1.5% fail on Brake discs
      • 1.5% fail on Brake cables, rods, levers and linkages
        • 1.5% fail on Cable
  • 12% fail on Suspension
    • 4.5% fail on Springs
      • 4.5% fail on Coil springs
        • 4.5% fail on Coil spring
    • 4.5% fail on Suspension arms
      • 3.0% fail on Ball joint dust cover (5 times worse than other 2010 cars)
      • 1.5% fail on Ball joint
    • 1.5% fail on Anti-roll bars
      • 1.5% fail on Linkage ball joints
    • 1.5% fail on Air/gas/fluid suspension
      • 1.5% fail on Suspension unit
  • 7.6% fail on Steering (2 times worse than other 2010 cars)
    • 7.6% fail on Steering linkage components (2 times worse than other 2010 cars)
      • 4.5% fail on Track rod end
      • 3.0% fail on Drag link end (114 times worse than other 2010 cars)
  • 6.1% fail on Visibility
    • 4.5% fail on Washers
    • 1.5% fail on Wipers
  • 6.1% fail on Tyres
    • 4.5% fail on Tread depth
    • 1.5% fail on Condition
  • 4.5% fail on Lamps, reflectors and electrical equipment
    • 3.0% fail on Direction indicators
      • 3.0% fail on Flashing type
        • 3.0% fail on Individual direction indicators
    • 3.0% fail on Rear reflectors (45 times worse than other 2010 cars)
    • 1.5% fail on Stop lamp
  • 1.5% fail on Seat belts and supplementary restraint systems
    • 1.5% fail on SRS malfunction indicator lamp
  • 1.5% fail on Buses and coaches supplementary tests
    • 1.5% fail on Doors
      • 1.5% fail on Emergency exits

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