Mercedes-Benz M-Class MOT Results

Registered in 2000
53.0% pass rate
from 2,201 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 2000 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 29% fail on Lamps, Reflectors and Electrical Equipment (17% worse than other 2000 cars)
    • 9.1% fail on Headlamp aim (33% worse than other 2000 cars)
    • 8.1% fail on Registration plate lamp (40% worse than other 2000 cars)
    • 6.0% fail on Headlamps (38% worse than other 2000 cars)
      • 5.9% fail on Headlamp (42% worse than other 2000 cars)
      • 0.045% fail on Headlamp defects which don't require an aim check on retest
        • 0.045% fail on Main beam 'tell-tale'
      • 0.045% fail on Headlamp defects which do require an aim check on retest
        • 0.045% fail on Main beam 'tell-tale'
      • 0.045% fail on Switch
    • 5.4% fail on Position lamps
      • 4.4% fail on Front lamps
      • 1.00% fail on Rear lamps (48% better than other 2000 cars)
      • 0.045% fail on All position lamps
    • 5.2% fail on Stop lamp
    • 4.7% fail on Direction indicators (72% worse than other 2000 cars)
      • 4.7% fail on Flashing type (72% worse than other 2000 cars)
        • 3.3% fail on Individual lamps (99% worse than other 2000 cars)
        • 0.95% fail on All direction indicators (2 times worse than other 2000 cars)
        • 0.55% fail on Side repeaters
    • 3.4% fail on Horn (5 times worse than other 2000 cars)
    • 1.5% fail on Rear fog lamp
      • 1.1% fail on Fog lamp
      • 0.55% fail on Switch (9 times worse than other 2000 cars)
      • 0.27% fail on Tell tale
    • 0.68% fail on Battery
    • 0.32% fail on Headlamp aim not tested
    • 0.18% fail on Electrical wiring
    • 0.14% fail on Trailer electrical socket
    • 0.045% fail on Rear reflectors
    • 0.045% fail on Hazard warning
      • 0.045% fail on Lamp
  • 19% fail on Brakes
    • 8.7% fail on Brake performance
      • 7.0% fail on Parking brake performance (63% worse than other 2000 cars)
      • 2.2% fail on Rear wheels (46% better than other 2000 cars)
      • 0.86% fail on Front wheels (73% better than other 2000 cars)
      • 0.55% fail on Service brake performance (53% better than other 2000 cars)
      • 0.18% fail on Brake performance not tested
      • 0.14% fail on Brake imbalance (79% better than other 2000 cars)
      • 0.091% fail on Gradient hand brake (28 times worse than other 2000 cars)
      • 0.091% fail on Brake operation
    • 5.7% fail on Hydraulic systems
      • 5.4% fail on Components
        • 4.0% fail on Pipes
        • 1.3% fail on Hoses
        • 0.091% fail on Reservoirs
      • 0.36% fail on Leaks
      • 0.14% fail on Brake fluid warning lamp
      • 0.14% fail on Operation
    • 4.7% fail on Hub components (59% worse than other 2000 cars)
      • 4.4% fail on Brake pads (100% worse than other 2000 cars)
      • 0.59% fail on Brake discs
      • 0.091% fail on Brake calipers
      • 0.045% fail on Brake linings
    • 2.7% fail on ABS (93% worse than other 2000 cars)
    • 2.0% fail on Electronic stability system (7 times worse than other 2000 cars)
    • 1.4% fail on Parking brake
      • 1.4% fail on Condition
    • 0.32% fail on Restricted movement
    • 0.091% fail on Mechanical components
      • 0.091% fail on Cable
    • 0.045% fail on Service brake control components
      • 0.045% fail on Pedal
        • 0.045% fail on Condition
    • 0.045% fail on Air and vacuum systems
      • 0.045% fail on Leaks
  • 19% fail on Suspension (14% better than other 2000 cars)
    • 7.5% fail on Anti-roll bars (52% worse than other 2000 cars)
      • 3.0% fail on Pins/bushes/ball joints (2 times worse than other 2000 cars)
      • 2.3% fail on Linkage condition (2 times worse than other 2000 cars)
      • 1.5% fail on Linkage pins/bushes/ball joints (57% better than other 2000 cars)
      • 1.3% fail on Attachment (6 times worse than other 2000 cars)
      • 0.32% fail on Presence (21 times worse than other 2000 cars)
      • 0.045% fail on Condition
    • 6.2% fail on Coil springs (99% worse than other 2000 cars)
      • 6.1% fail on Condition (100% worse than other 2000 cars)
      • 0.045% fail on Location
    • 3.4% fail on Suspension arms
      • 3.3% fail on Pins/bushes/ball joints
      • 0.091% fail on Attachment
      • 0.045% fail on Condition
    • 2.5% fail on Front suspension joints (67% worse than other 2000 cars)
    • 1.4% fail on Shock absorbers
      • 1.4% fail on Condition
    • 1.2% fail on Drive shafts (73% better than other 2000 cars)
      • 1.1% fail on Front drive shafts (73% better than other 2000 cars)
        • 1.1% fail on Constant velocity joints (73% better than other 2000 cars)
      • 0.045% fail on Any drive shaft which is part of the suspension
        • 0.045% fail on Drive shafts
    • 0.64% fail on Wheel bearings (67% better than other 2000 cars)
      • 0.45% fail on Rear (62% better than other 2000 cars)
      • 0.18% fail on Front (76% better than other 2000 cars)
    • 0.32% fail on Tie bars/rods
      • 0.27% fail on Pins/bushes/ball joints
      • 0.045% fail on Condition
    • 0.091% fail on Prescribed areas (98% better than other 2000 cars)
      • 0.091% fail on Component mounting (98% better than other 2000 cars)
    • 0.045% fail on Radius arms
      • 0.045% fail on Pins/bushes/ball joints
    • 0.045% fail on Panhard rods
      • 0.045% fail on Pins/bushes/ball joints
    • 0.045% fail on Torque/reaction arms
      • 0.045% fail on Pins/bushes/ball joints
    • 0.045% fail on Sub-frames
      • 0.045% fail on Condition
  • 11% fail on Steering (130% worse than other 2000 cars)
    • 9.7% fail on Steering system (140% worse than other 2000 cars)
      • 8.0% fail on Track rod end (2 times worse than other 2000 cars)
      • 1.2% fail on Steering rack
      • 0.36% fail on Ball joint
      • 0.23% fail on Drag link end
      • 0.18% fail on Steering arm
      • 0.14% fail on Free play
        • 0.14% fail on Steering rack
    • 1.4% fail on Power steering (150% worse than other 2000 cars)
      • 0.59% fail on Pipes and hoses (2 times worse than other 2000 cars)
      • 0.59% fail on Other components (2 times worse than other 2000 cars)
      • 0.18% fail on Operation
      • 0.14% fail on Pump
      • 0.091% fail on Electronic power steering
    • 0.14% fail on Steering control
      • 0.14% fail on Steering column (3 times worse than other 2000 cars)
    • 0.045% fail on Steering operation
  • 9.7% fail on Driver's view of the road
    • 4.9% fail on Washers (35% worse than other 2000 cars)
    • 4.3% fail on Wipers (23% better than other 2000 cars)
    • 0.86% fail on Windscreen
    • 0.68% fail on Mirrors
    • 0.14% fail on Bonnet
  • 7.7% fail on Tyres
    • 5.1% fail on Tread depth
    • 2.8% fail on Condition
    • 0.18% fail on Size/type
    • 0.045% fail on Valve stem
  • 4.5% fail on Exhaust, Fuel and Emissions (59% better than other 2000 cars)
    • 2.8% fail on Emissions (56% better than other 2000 cars)
    • 1.4% fail on Exhaust system (73% better than other 2000 cars)
    • 0.59% fail on Fuel system
      • 0.45% fail on System
      • 0.091% fail on Tank
      • 0.045% fail on Cap
    • 0.50% fail on Emissions not tested (56% better than other 2000 cars)
  • 3.0% fail on Seat Belts and Supplementary Restraint Systems (39% better than other 2000 cars)
    • 2.8% fail on Supplementary restraint systems (63% worse than other 2000 cars)
      • 2.8% fail on SRS Malfunction Indicator Lamp (75% worse than other 2000 cars)
    • 0.32% fail on Seat belts (91% better than other 2000 cars)
      • 0.18% fail on Condition
      • 0.14% fail on Prescribed areas (95% better than other 2000 cars)
  • 2.0% fail on Body, Structure and General Items (47% better than other 2000 cars)
    • 0.64% fail on Seats
      • 0.55% fail on Drivers (140% worse than other 2000 cars)
      • 0.091% fail on Passengers
    • 0.55% fail on Doors
      • 0.45% fail on Passengers other
      • 0.091% fail on Passengers front
    • 0.50% fail on Body condition (71% better than other 2000 cars)
    • 0.27% fail on Vehicle structure (71% better than other 2000 cars)
      • 0.27% fail on Chassis (71% better than other 2000 cars)
    • 0.045% fail on Body security
    • 0.045% fail on Load security
      • 0.045% fail on Bootlid
  • 1.4% fail on Registration plates and VIN
    • 1.4% fail on Registration plate
  • 1.0% fail on Road Wheels (160% worse than other 2000 cars)
    • 1.0% fail on Attachment (2 times worse than other 2000 cars)
  • 0.59% fail on Towbars (2 times worse than other 2000 cars)
    • 0.55% fail on Vehicle structure (2 times worse than other 2000 cars)
    • 0.045% fail on Towbar

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