Mercedes-Benz M-Class MOT Results

Registered in 2012
87.4% pass rate
from 2,622 tests in 2017
(40% better than other 2012 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 2012 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 4.7% fail on Tyres
    • 3.4% fail on Condition
    • 0.99% fail on Tread depth (64% better than other 2012 cars)
    • 0.38% fail on Tyre pressure monitoring system
    • 0.038% fail on Size/type
    • 0.038% fail on Valve stem
  • 3.1% fail on Lamps, Reflectors and Electrical Equipment (61% better than other 2012 cars)
    • 1.3% fail on Headlamp aim (44% better than other 2012 cars)
    • 0.61% fail on Headlamps (56% better than other 2012 cars)
      • 0.46% fail on Headlamp (65% better than other 2012 cars)
      • 0.11% fail on Headlamp defects which don't require an aim check on retest
        • 0.11% fail on Headlamp cleaning device
      • 0.038% fail on Headlamp defects which do require an aim check on retest
        • 0.038% fail on Headlamp levelling device
    • 0.53% fail on Stop lamp (54% better than other 2012 cars)
    • 0.19% fail on Direction indicators (77% better than other 2012 cars)
      • 0.19% fail on Flashing type (77% better than other 2012 cars)
        • 0.19% fail on Side repeaters
    • 0.15% fail on Position lamps (90% better than other 2012 cars)
      • 0.076% fail on Front lamps (94% better than other 2012 cars)
      • 0.076% fail on Rear lamps
    • 0.15% fail on Registration plate lamp (92% better than other 2012 cars)
    • 0.15% fail on Rear fog lamp
      • 0.15% fail on Fog lamp
    • 0.038% fail on Horn
  • 2.2% fail on Suspension (39% better than other 2012 cars)
    • 1.3% fail on Coil springs
      • 1.3% fail on Condition
    • 0.38% fail on Shock absorbers
      • 0.38% fail on Condition
    • 0.38% fail on Drive shafts
      • 0.34% fail on Front drive shafts
        • 0.31% fail on Constant velocity joints
        • 0.038% fail on Drive shafts
      • 0.038% fail on Any drive shaft which is part of the suspension
        • 0.038% fail on Drive shafts
    • 0.23% fail on Anti-roll bars
      • 0.23% fail on Linkage pins/bushes/ball joints
    • 0.038% fail on Wheel bearings
      • 0.038% fail on Front
  • 1.6% fail on Brakes (58% better than other 2012 cars)
    • 1.2% fail on Hub components (51% better than other 2012 cars)
      • 1.1% fail on Brake pads (48% better than other 2012 cars)
      • 0.11% fail on Brake discs
      • 0.038% fail on Brake calipers
    • 0.23% fail on Brake performance (80% better than other 2012 cars)
      • 0.15% fail on Rear wheels (69% better than other 2012 cars)
      • 0.076% fail on Brake imbalance
      • 0.076% fail on Front wheels
      • 0.038% fail on Service brake performance
      • 0.038% fail on Brake performance not tested
    • 0.11% fail on Service brake control components
      • 0.11% fail on Pedal
        • 0.11% fail on Anti-slip
    • 0.11% fail on Hydraulic systems
      • 0.11% fail on Components
        • 0.076% fail on Hoses
        • 0.038% fail on Pipes
    • 0.038% fail on Additional braking devices
  • 1.3% fail on Driver's view of the road (71% better than other 2012 cars)
    • 0.53% fail on Washers (59% better than other 2012 cars)
    • 0.38% fail on Wipers (87% better than other 2012 cars)
    • 0.34% fail on Windscreen
    • 0.038% fail on Bonnet
  • 0.57% fail on Registration plates and VIN
    • 0.57% fail on Registration plate
  • 0.53% fail on Body, Structure and General Items (190% worse than other 2012 cars)
    • 0.50% fail on Doors (6 times worse than other 2012 cars)
      • 0.42% fail on Passengers other (17 times worse than other 2012 cars)
      • 0.076% fail on Passengers front
    • 0.038% fail on Body condition
  • 0.31% fail on Seat Belts and Supplementary Restraint Systems
    • 0.31% fail on Supplementary restraint systems
      • 0.31% fail on SRS Malfunction Indicator Lamp
  • 0.27% fail on Road Wheels
    • 0.19% fail on Attachment
    • 0.076% fail on Condition
  • 0.11% fail on Exhaust, Fuel and Emissions (82% better than other 2012 cars)
    • 0.076% fail on Fuel system
      • 0.038% fail on Cap
      • 0.038% fail on System
    • 0.038% fail on Exhaust system
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