Mercedes-Benz M-Class MOT Results

Registered in 2009
71.5% pass rate
from 2,468 tests in 2017
(13% better than other 2009 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 2009 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 16% fail on Lamps, Reflectors and Electrical Equipment
    • 5.4% fail on Stop lamp (67% worse than other 2009 cars)
    • 5.0% fail on Direction indicators (2 times worse than other 2009 cars)
      • 5.0% fail on Flashing type (2 times worse than other 2009 cars)
        • 3.5% fail on Side repeaters (5 times worse than other 2009 cars)
        • 1.6% fail on Individual lamps (88% worse than other 2009 cars)
        • 0.16% fail on All direction indicators
    • 4.0% fail on Position lamps
      • 3.2% fail on Front lamps
      • 0.73% fail on Rear lamps
      • 0.081% fail on All position lamps
    • 2.5% fail on Headlamp aim (38% better than other 2009 cars)
    • 2.4% fail on Headlamps
      • 2.2% fail on Headlamp
      • 0.12% fail on Headlamp defects which don't require an aim check on retest
        • 0.12% fail on Headlamp cleaning device
      • 0.041% fail on Switch
    • 1.4% fail on Registration plate lamp (65% better than other 2009 cars)
    • 0.16% fail on Trailer electrical socket (11 times worse than other 2009 cars)
    • 0.16% fail on Rear reflectors
    • 0.12% fail on Horn
    • 0.081% fail on Rear fog lamp (82% better than other 2009 cars)
      • 0.081% fail on Fog lamp (82% better than other 2009 cars)
  • 6.6% fail on Brakes
    • 2.9% fail on Hydraulic systems (2 times worse than other 2009 cars)
      • 2.9% fail on Components (3 times worse than other 2009 cars)
        • 1.9% fail on Pipes (2 times worse than other 2009 cars)
        • 0.97% fail on Hoses (6 times worse than other 2009 cars)
        • 0.041% fail on Reservoirs
      • 0.041% fail on Operation
      • 0.041% fail on Leaks
    • 2.2% fail on Brake performance
      • 1.7% fail on Parking brake performance (72% worse than other 2009 cars)
      • 0.61% fail on Rear wheels (59% better than other 2009 cars)
      • 0.12% fail on Brake performance not tested
      • 0.081% fail on Front wheels (90% better than other 2009 cars)
      • 0.041% fail on Service brake performance
      • 0.041% fail on Brake operation
    • 1.4% fail on Hub components (51% better than other 2009 cars)
      • 1.2% fail on Brake pads (48% better than other 2009 cars)
      • 0.12% fail on Brake discs (80% better than other 2009 cars)
      • 0.081% fail on Brake calipers
      • 0.041% fail on Brake linings
    • 0.53% fail on ABS
    • 0.28% fail on Parking brake
      • 0.28% fail on Condition
    • 0.16% fail on Electronic stability system
    • 0.12% fail on Mechanical components
      • 0.12% fail on Cable
    • 0.041% fail on Service brake control components
      • 0.041% fail on Pedal
        • 0.041% fail on Anti-slip
    • 0.041% fail on Restricted movement
  • 6.4% fail on Suspension (41% better than other 2009 cars)
    • 5.6% fail on Coil springs (37% worse than other 2009 cars)
      • 5.6% fail on Condition (38% worse than other 2009 cars)
    • 0.41% fail on Drive shafts (63% better than other 2009 cars)
      • 0.36% fail on Front drive shafts (66% better than other 2009 cars)
        • 0.36% fail on Constant velocity joints (66% better than other 2009 cars)
      • 0.041% fail on Any drive shaft which is part of the suspension
        • 0.041% fail on Drive shafts
    • 0.36% fail on Shock absorbers (68% better than other 2009 cars)
      • 0.36% fail on Condition (68% better than other 2009 cars)
    • 0.081% fail on Suspension arms (96% better than other 2009 cars)
      • 0.081% fail on Pins/bushes/ball joints (96% better than other 2009 cars)
    • 0.081% fail on Anti-roll bars (97% better than other 2009 cars)
      • 0.081% fail on Linkage pins/bushes/ball joints (96% better than other 2009 cars)
    • 0.081% fail on Wheel bearings (83% better than other 2009 cars)
      • 0.081% fail on Front
    • 0.081% fail on Front suspension joints (84% better than other 2009 cars)
  • 6.1% fail on Tyres
    • 3.2% fail on Condition
    • 2.9% fail on Tread depth
    • 0.081% fail on Tyre pressure monitoring system
    • 0.081% fail on Size/type
  • 1.9% fail on Driver's view of the road (64% better than other 2009 cars)
    • 0.89% fail on Wipers (68% better than other 2009 cars)
    • 0.61% fail on Washers (71% better than other 2009 cars)
    • 0.28% fail on Windscreen
    • 0.081% fail on Mirrors
    • 0.041% fail on Indirect vision devices
  • 1.1% fail on Seat Belts and Supplementary Restraint Systems (77% worse than other 2009 cars)
    • 0.85% fail on Seat belts (2 times worse than other 2009 cars)
      • 0.85% fail on Condition (2 times worse than other 2009 cars)
    • 0.24% fail on Supplementary restraint systems
      • 0.24% fail on SRS Malfunction Indicator Lamp
  • 0.61% fail on Registration plates and VIN
    • 0.61% fail on Registration plate
  • 0.45% fail on Exhaust, Fuel and Emissions (77% better than other 2009 cars)
    • 0.24% fail on Fuel system
      • 0.16% fail on System
      • 0.041% fail on Tank
      • 0.041% fail on Pipe
    • 0.12% fail on Emissions not tested
    • 0.081% fail on Exhaust system (94% better than other 2009 cars)
  • 0.28% fail on Body, Structure and General Items
    • 0.081% fail on Doors
      • 0.041% fail on Passengers front
      • 0.041% fail on Passengers other
    • 0.081% fail on Seats
      • 0.081% fail on Drivers
    • 0.081% fail on Load security
      • 0.081% fail on Bootlid (11 times worse than other 2009 cars)
    • 0.041% fail on Body condition
  • 0.20% fail on Road Wheels
    • 0.12% fail on Attachment
    • 0.081% fail on Condition
  • 0.12% fail on Steering (90% better than other 2009 cars)
    • 0.041% fail on Steering control
      • 0.041% fail on Steering lock
    • 0.041% fail on Steering system
      • 0.041% fail on Ball joint
    • 0.041% fail on Power steering
      • 0.041% fail on Operation
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