Mercedes-Benz B-Class MOT Results

Registered in 2011
73.9% pass rate
from 410 tests in 2017
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 2011 cars and highlighted areas where the Mercedes-Benz B-Class is unusually good or bad.

  • 13% fail on Lamps, Reflectors and Electrical Equipment
    • 6.1% fail on Direction indicators (4 times worse than other 2011 cars)
      • 6.1% fail on Flashing type (4 times worse than other 2011 cars)
        • 4.6% fail on Side repeaters (8 times worse than other 2011 cars)
        • 1.5% fail on Individual lamps (2 times worse than other 2011 cars)
        • 0.24% fail on All direction indicators
    • 3.2% fail on Headlamps
      • 2.9% fail on Headlamp
      • 0.24% fail on Switch
    • 2.9% fail on Headlamp aim
    • 1.2% fail on Registration plate lamp
    • 0.73% fail on Stop lamp
    • 0.24% fail on Position lamps
      • 0.24% fail on Rear lamps
    • 0.24% fail on Rear fog lamp
      • 0.24% fail on Fog lamp
  • 7.3% fail on Brakes
    • 4.4% fail on Brake performance (190% worse than other 2011 cars)
      • 2.4% fail on Service brake performance (24 times worse than other 2011 cars)
      • 0.98% fail on Brake imbalance (5 times worse than other 2011 cars)
      • 0.98% fail on Front wheels
      • 0.73% fail on Rear wheels
      • 0.24% fail on Parking brake performance
    • 2.9% fail on Hub components
      • 2.4% fail on Brake pads
      • 0.49% fail on Brake discs
      • 0.24% fail on Brake linings
    • 0.73% fail on Hydraulic systems
      • 0.73% fail on Components
        • 0.73% fail on Pipes
  • 4.9% fail on Tyres
    • 2.7% fail on Condition
    • 2.0% fail on Tread depth
    • 0.49% fail on Size/type
    • 0.24% fail on Tyre pressure monitoring system
  • 2.9% fail on Suspension
    • 1.5% fail on Coil springs
      • 1.5% fail on Condition
    • 0.49% fail on Front suspension joints
    • 0.49% fail on Drive shafts
      • 0.49% fail on Front drive shafts
        • 0.49% fail on Constant velocity joints
    • 0.24% fail on Suspension arms
      • 0.24% fail on Pins/bushes/ball joints
    • 0.24% fail on Shock absorbers
      • 0.24% fail on Condition
  • 2.4% fail on Driver's view of the road
    • 1.2% fail on Washers
    • 0.98% fail on Wipers
    • 0.49% fail on Windscreen
  • 0.73% fail on Seat Belts and Supplementary Restraint Systems
    • 0.73% fail on Supplementary restraint systems
      • 0.49% fail on SRS Malfunction Indicator Lamp
      • 0.24% fail on Drivers airbag
  • 0.49% fail on Road Wheels
    • 0.49% fail on Condition
  • 0.24% fail on Exhaust, Fuel and Emissions
    • 0.24% fail on Exhaust system
  • 0.24% fail on Registration plates and VIN
    • 0.24% fail on Registration plate
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