Mercedes-Benz B-Class MOT Results

Registered in 2007
68.3% pass rate
from 1,210 tests in 2017
(20% better than other 2007 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 2007 cars and highlighted areas where the Mercedes-Benz B-Class is unusually good or bad.

  • 16% fail on Lamps, Reflectors and Electrical Equipment (22% better than other 2007 cars)
    • 5.0% fail on Direction indicators (110% worse than other 2007 cars)
      • 5.0% fail on Flashing type (110% worse than other 2007 cars)
        • 3.6% fail on Individual lamps (110% worse than other 2007 cars)
        • 1.3% fail on Side repeaters (160% worse than other 2007 cars)
        • 0.33% fail on All direction indicators
    • 4.0% fail on Stop lamp
    • 3.6% fail on Headlamps
      • 3.4% fail on Headlamp
      • 0.17% fail on Headlamp defects which don't require an aim check on retest
        • 0.083% fail on Headlamp levelling device
        • 0.083% fail on Headlamp cleaning device
    • 3.6% fail on Headlamp aim
    • 1.8% fail on Position lamps (68% better than other 2007 cars)
      • 1.3% fail on Front lamps (71% better than other 2007 cars)
      • 0.50% fail on Rear lamps (63% better than other 2007 cars)
    • 1.6% fail on Registration plate lamp (73% better than other 2007 cars)
    • 0.33% fail on Headlamp aim not tested
    • 0.25% fail on Rear fog lamp
      • 0.25% fail on Fog lamp
    • 0.083% fail on Electrical wiring
    • 0.083% fail on Horn
  • 11% fail on Suspension (24% better than other 2007 cars)
    • 5.0% fail on Coil springs
      • 5.0% fail on Condition
      • 0.083% fail on Location
    • 3.3% fail on Drive shafts
      • 3.3% fail on Front drive shafts
        • 3.3% fail on Constant velocity joints
    • 1.5% fail on Front suspension joints (90% worse than other 2007 cars)
    • 1.4% fail on Suspension arms (52% better than other 2007 cars)
      • 1.3% fail on Pins/bushes/ball joints (53% better than other 2007 cars)
      • 0.083% fail on Condition
    • 1.2% fail on Shock absorbers
      • 1.2% fail on Condition
    • 0.50% fail on Anti-roll bars (86% better than other 2007 cars)
      • 0.50% fail on Linkage pins/bushes/ball joints (82% better than other 2007 cars)
    • 0.25% fail on Wheel bearings
      • 0.17% fail on Front
      • 0.083% fail on Rear
    • 0.083% fail on Macpherson strut
      • 0.083% fail on Condition
  • 8.8% fail on Brakes
    • 4.0% fail on Brake performance
      • 1.9% fail on Parking brake performance
      • 1.2% fail on Rear wheels
      • 0.91% fail on Front wheels
      • 0.58% fail on Service brake performance (3 times worse than other 2007 cars)
      • 0.17% fail on Brake imbalance
      • 0.17% fail on Brake performance not tested
    • 2.6% fail on Hydraulic systems
      • 2.6% fail on Components
        • 2.6% fail on Pipes (94% worse than other 2007 cars)
        • 0.17% fail on Hoses
    • 2.6% fail on Hub components
      • 2.2% fail on Brake pads
      • 0.58% fail on Brake discs
    • 0.58% fail on Parking brake
      • 0.58% fail on Condition
    • 0.25% fail on Electronic stability system
    • 0.25% fail on ABS
    • 0.17% fail on Restricted movement
  • 6.7% fail on Tyres
    • 3.6% fail on Condition
    • 2.9% fail on Tread depth (37% better than other 2007 cars)
    • 0.66% fail on Tyre pressure monitoring system (5 times worse than other 2007 cars)
    • 0.25% fail on Size/type
  • 4.7% fail on Driver's view of the road
    • 3.0% fail on Washers
    • 1.2% fail on Wipers (62% better than other 2007 cars)
    • 0.58% fail on Windscreen
    • 0.083% fail on Bonnet
    • 0.083% fail on Mirrors
  • 1.2% fail on Seat Belts and Supplementary Restraint Systems
    • 1.1% fail on Supplementary restraint systems
      • 1.1% fail on SRS Malfunction Indicator Lamp
    • 0.17% fail on Seat belts
      • 0.17% fail on Condition
  • 0.66% fail on Exhaust, Fuel and Emissions (82% better than other 2007 cars)
    • 0.41% fail on Fuel system
      • 0.25% fail on System
      • 0.083% fail on Pipe
      • 0.083% fail on Cap
    • 0.33% fail on Emissions (77% better than other 2007 cars)
    • 0.083% fail on Exhaust system
  • 0.58% fail on Steering (75% better than other 2007 cars)
    • 0.50% fail on Steering system (76% better than other 2007 cars)
      • 0.17% fail on Steering rack
      • 0.17% fail on Ball joint
      • 0.17% fail on Track rod end (88% better than other 2007 cars)
    • 0.083% fail on Steering operation
    • 0.083% fail on Prescribed areas
  • 0.58% fail on Body, Structure and General Items
    • 0.41% fail on Doors
      • 0.25% fail on Passengers other
      • 0.083% fail on Drivers
      • 0.083% fail on Passengers front
    • 0.17% fail on Body condition
    • 0.083% fail on Body security
  • 0.58% fail on Registration plates and VIN
    • 0.58% fail on Registration plate
  • 0.50% fail on Road Wheels
    • 0.41% fail on Attachment
    • 0.083% fail on Condition
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