Mercedes-Benz B-Class MOT Results

Registered in 2006
64.6% pass rate
from 1,192 tests in 2017
(16% better than other 2006 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 2006 cars and highlighted areas where the Mercedes-Benz B-Class is unusually good or bad.

  • 16% fail on Lamps, Reflectors and Electrical Equipment (28% better than other 2006 cars)
    • 4.7% fail on Stop lamp
    • 4.0% fail on Headlamp aim
    • 3.9% fail on Headlamps
      • 3.8% fail on Headlamp
      • 0.084% fail on Headlamp defects which don't require an aim check on retest
        • 0.084% fail on Headlamp cleaning device
      • 0.084% fail on Headlamp defects which do require an aim check on retest
        • 0.084% fail on Main beam 'tell-tale'
    • 3.9% fail on Direction indicators (52% worse than other 2006 cars)
      • 3.9% fail on Flashing type (52% worse than other 2006 cars)
        • 2.7% fail on Individual lamps
        • 0.76% fail on Side repeaters
        • 0.42% fail on All direction indicators
        • 0.084% fail on Tell tales
    • 1.9% fail on Position lamps (67% better than other 2006 cars)
      • 1.7% fail on Front lamps (64% better than other 2006 cars)
      • 0.25% fail on Rear lamps (81% better than other 2006 cars)
    • 1.8% fail on Registration plate lamp (69% better than other 2006 cars)
    • 0.42% fail on Rear fog lamp
      • 0.42% fail on Fog lamp
    • 0.17% fail on Headlamp aim not tested
    • 0.084% fail on Trailer electrical socket
  • 15% fail on Suspension
    • 7.6% fail on Drive shafts (160% worse than other 2006 cars)
      • 7.1% fail on Front drive shafts (150% worse than other 2006 cars)
        • 7.1% fail on Constant velocity joints (150% worse than other 2006 cars)
      • 0.50% fail on Any drive shaft which is part of the suspension (9 times worse than other 2006 cars)
        • 0.50% fail on Drive shafts (9 times worse than other 2006 cars)
    • 6.3% fail on Coil springs
      • 6.2% fail on Condition
      • 0.084% fail on Location
    • 1.4% fail on Shock absorbers
      • 1.4% fail on Condition
    • 1.3% fail on Front suspension joints
    • 1.1% fail on Suspension arms (70% better than other 2006 cars)
      • 1.1% fail on Pins/bushes/ball joints (69% better than other 2006 cars)
    • 0.76% fail on Wheel bearings
      • 0.67% fail on Front
      • 0.084% fail on Rear
    • 0.50% fail on Anti-roll bars (88% better than other 2006 cars)
      • 0.34% fail on Linkage pins/bushes/ball joints (90% better than other 2006 cars)
      • 0.084% fail on Condition
      • 0.084% fail on Pins/bushes/ball joints
    • 0.084% fail on Macpherson strut
      • 0.084% fail on Condition
    • 0.084% fail on Axles
      • 0.084% fail on Stub axle
  • 11% fail on Brakes
    • 6.3% fail on Brake performance
      • 4.2% fail on Parking brake performance
      • 3.0% fail on Rear wheels
      • 0.84% fail on Service brake performance (3 times worse than other 2006 cars)
      • 0.67% fail on Front wheels
      • 0.084% fail on Brake imbalance
    • 2.8% fail on Hydraulic systems
      • 2.8% fail on Components
        • 2.8% fail on Pipes
    • 2.7% fail on Hub components
      • 2.3% fail on Brake pads
      • 0.42% fail on Brake discs
    • 1.9% fail on Parking brake (160% worse than other 2006 cars)
      • 1.9% fail on Condition (180% worse than other 2006 cars)
    • 0.42% fail on Electronic stability system
    • 0.34% fail on ABS
    • 0.17% fail on Restricted movement
    • 0.084% fail on Service brake control components
      • 0.084% fail on Pedal
        • 0.084% fail on Anti-slip
  • 6.5% fail on Tyres
    • 3.2% fail on Condition
    • 2.3% fail on Tread depth (52% better than other 2006 cars)
    • 0.84% fail on Tyre pressure monitoring system (7 times worse than other 2006 cars)
    • 0.25% fail on Size/type
    • 0.084% fail on Valve stem
  • 5.5% fail on Driver's view of the road
    • 3.6% fail on Washers
    • 1.3% fail on Wipers (65% better than other 2006 cars)
    • 0.42% fail on Mirrors
    • 0.25% fail on Windscreen
    • 0.17% fail on Bonnet
  • 1.3% fail on Seat Belts and Supplementary Restraint Systems
    • 0.76% fail on Seat belts
      • 0.59% fail on Condition
      • 0.084% fail on Requirements
      • 0.084% fail on Attachment
    • 0.59% fail on Supplementary restraint systems
      • 0.59% fail on SRS Malfunction Indicator Lamp
  • 1.1% fail on Body, Structure and General Items
    • 0.50% fail on Body condition
    • 0.50% fail on Doors
      • 0.42% fail on Drivers (4 times worse than other 2006 cars)
      • 0.084% fail on Passengers other
    • 0.084% fail on Body security
  • 0.84% fail on Exhaust, Fuel and Emissions (81% better than other 2006 cars)
    • 0.34% fail on Exhaust system (87% better than other 2006 cars)
    • 0.34% fail on Emissions (80% better than other 2006 cars)
    • 0.17% fail on Emissions not tested
    • 0.084% fail on Fuel system
      • 0.084% fail on System
  • 0.76% fail on Road Wheels
    • 0.67% fail on Attachment
    • 0.084% fail on Condition
  • 0.59% fail on Steering (81% better than other 2006 cars)
    • 0.59% fail on Steering system (78% better than other 2006 cars)
      • 0.25% fail on Steering rack
      • 0.17% fail on Ball joint
      • 0.17% fail on Track rod end (91% better than other 2006 cars)
  • 0.59% fail on Registration plates and VIN
    • 0.59% fail on Registration plate
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