Mercedes-Benz M-Class MOT Results

Registered in 2003
51.1% pass rate
from 3,540 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 2003 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 31% fail on Lamps, Reflectors and Electrical Equipment (17% worse than other 2003 cars)
    • 9.9% fail on Registration plate lamp (41% worse than other 2003 cars)
    • 9.2% fail on Stop lamp (58% worse than other 2003 cars)
    • 7.9% fail on Position lamps
      • 7.1% fail on Front lamps (30% worse than other 2003 cars)
      • 0.90% fail on Rear lamps (52% better than other 2003 cars)
      • 0.056% fail on All position lamps
    • 7.1% fail on Direction indicators (150% worse than other 2003 cars)
      • 7.1% fail on Flashing type (150% worse than other 2003 cars)
        • 3.9% fail on Individual lamps (120% worse than other 2003 cars)
        • 2.8% fail on Side repeaters (2 times worse than other 2003 cars)
        • 0.79% fail on All direction indicators (180% worse than other 2003 cars)
    • 6.2% fail on Headlamps (28% worse than other 2003 cars)
      • 5.3% fail on Headlamp
      • 0.42% fail on Headlamp defects which don't require an aim check on retest (3 times worse than other 2003 cars)
        • 0.25% fail on Headlamp cleaning device (3 times worse than other 2003 cars)
        • 0.14% fail on Headlamp levelling device (11 times worse than other 2003 cars)
        • 0.085% fail on Main beam 'tell-tale'
      • 0.42% fail on Headlamp defects which do require an aim check on retest (5 times worse than other 2003 cars)
        • 0.37% fail on Headlamp levelling device (8 times worse than other 2003 cars)
        • 0.085% fail on Headlamp cleaning device
      • 0.085% fail on Dipswitch (4 times worse than other 2003 cars)
      • 0.056% fail on Switch
    • 5.3% fail on Headlamp aim (32% better than other 2003 cars)
    • 1.9% fail on Horn (190% worse than other 2003 cars)
    • 1.7% fail on Rear fog lamp
      • 1.4% fail on Fog lamp
      • 0.40% fail on Switch (13 times worse than other 2003 cars)
      • 0.28% fail on Tell tale (3 times worse than other 2003 cars)
    • 0.25% fail on Battery (71% better than other 2003 cars)
    • 0.20% fail on Headlamp aim not tested
    • 0.17% fail on Trailer electrical socket (5 times worse than other 2003 cars)
    • 0.056% fail on Electrical wiring
    • 0.028% fail on Hazard warning
      • 0.028% fail on Lamp
  • 21% fail on Suspension
    • 8.4% fail on Coil springs (90% worse than other 2003 cars)
      • 8.4% fail on Condition (94% worse than other 2003 cars)
    • 8.2% fail on Anti-roll bars (46% worse than other 2003 cars)
      • 3.8% fail on Pins/bushes/ball joints (2 times worse than other 2003 cars)
      • 2.7% fail on Linkage condition (4 times worse than other 2003 cars)
      • 1.9% fail on Linkage pins/bushes/ball joints (53% better than other 2003 cars)
      • 0.85% fail on Attachment (5 times worse than other 2003 cars)
      • 0.20% fail on Presence (36 times worse than other 2003 cars)
      • 0.11% fail on Condition
    • 4.1% fail on Suspension arms
      • 4.0% fail on Pins/bushes/ball joints
      • 0.085% fail on Attachment
      • 0.028% fail on Condition
    • 3.2% fail on Front suspension joints (110% worse than other 2003 cars)
    • 2.1% fail on Drive shafts (47% better than other 2003 cars)
      • 1.9% fail on Front drive shafts (50% better than other 2003 cars)
        • 1.9% fail on Constant velocity joints (50% better than other 2003 cars)
        • 0.028% fail on Couplings
      • 0.14% fail on Any drive shaft which is part of the suspension
        • 0.14% fail on Drive shafts
    • 1.0% fail on Shock absorbers
      • 1.0% fail on Condition
    • 0.31% fail on Tie bars/rods
      • 0.31% fail on Pins/bushes/ball joints
    • 0.11% fail on Wheel bearings (94% better than other 2003 cars)
      • 0.085% fail on Front (88% better than other 2003 cars)
      • 0.028% fail on Rear
    • 0.085% fail on Prescribed areas (96% better than other 2003 cars)
      • 0.085% fail on Component mounting (95% better than other 2003 cars)
    • 0.056% fail on Air suspension
      • 0.056% fail on Levelling valve (18 times worse than other 2003 cars)
    • 0.056% fail on Radius arms
      • 0.056% fail on Pins/bushes/ball joints
    • 0.028% fail on Trailing arms
      • 0.028% fail on Pins/bushes/ball joints
    • 0.028% fail on Panhard rods
      • 0.028% fail on Pins/bushes/ball joints
    • 0.028% fail on Torque/reaction arms
      • 0.028% fail on Pins/bushes/ball joints
    • 0.028% fail on Sub-frames
      • 0.028% fail on Condition
  • 18% fail on Brakes (13% worse than other 2003 cars)
    • 7.0% fail on Hydraulic systems
      • 6.6% fail on Components
        • 6.3% fail on Pipes (44% worse than other 2003 cars)
        • 0.54% fail on Hoses (59% better than other 2003 cars)
        • 0.085% fail on Reservoirs
      • 0.25% fail on Leaks
      • 0.14% fail on Operation
      • 0.085% fail on Brake fluid warning lamp
    • 7.0% fail on Brake performance (15% better than other 2003 cars)
      • 6.0% fail on Parking brake performance (40% worse than other 2003 cars)
      • 1.7% fail on Rear wheels (56% better than other 2003 cars)
      • 0.31% fail on Front wheels (87% better than other 2003 cars)
      • 0.28% fail on Brake performance not tested
      • 0.20% fail on Service brake performance (69% better than other 2003 cars)
      • 0.085% fail on Gradient hand brake (12 times worse than other 2003 cars)
      • 0.028% fail on Parking brake operation
      • 0.028% fail on Brake imbalance
    • 6.0% fail on Hub components (87% worse than other 2003 cars)
      • 5.7% fail on Brake pads (140% worse than other 2003 cars)
      • 0.54% fail on Brake discs
      • 0.085% fail on Brake calipers
      • 0.028% fail on Brake linings
    • 1.4% fail on Electronic stability system (5 times worse than other 2003 cars)
    • 1.0% fail on Parking brake
      • 1.0% fail on Condition
    • 0.68% fail on ABS
    • 0.20% fail on Service brake control components
      • 0.20% fail on Pedal
        • 0.17% fail on Condition
        • 0.028% fail on Anti-slip
    • 0.14% fail on Air and vacuum systems
      • 0.056% fail on Components
        • 0.056% fail on Servos
      • 0.056% fail on Leaks (5 times worse than other 2003 cars)
      • 0.028% fail on Pressure/vacuum build up
    • 0.056% fail on Restricted movement (80% better than other 2003 cars)
    • 0.028% fail on Mechanical components
      • 0.028% fail on Lever
  • 16% fail on Steering (2 times worse than other 2003 cars)
    • 16% fail on Steering system (2 times worse than other 2003 cars)
      • 13% fail on Track rod end (2 times worse than other 2003 cars)
      • 2.3% fail on Steering rack (170% worse than other 2003 cars)
      • 1.0% fail on Ball joint (2 times worse than other 2003 cars)
      • 0.73% fail on Free play (4 times worse than other 2003 cars)
        • 0.73% fail on Steering rack (4 times worse than other 2003 cars)
      • 0.40% fail on Steering arm (2 times worse than other 2003 cars)
      • 0.056% fail on Drag link end
      • 0.056% fail on Other components
        • 0.028% fail on Steering pivot point
        • 0.028% fail on Steering component
    • 1.0% fail on Power steering (130% worse than other 2003 cars)
      • 0.45% fail on Pipes and hoses (2 times worse than other 2003 cars)
      • 0.31% fail on Other components (120% worse than other 2003 cars)
      • 0.085% fail on Electronic power steering
      • 0.085% fail on Operation
      • 0.085% fail on Rams (3 times worse than other 2003 cars)
      • 0.056% fail on Pump
      • 0.028% fail on Drive system
    • 0.14% fail on Steering control
      • 0.14% fail on Steering column (4 times worse than other 2003 cars)
  • 7.1% fail on Driver's view of the road (22% better than other 2003 cars)
    • 3.7% fail on Wipers (27% better than other 2003 cars)
    • 2.7% fail on Washers (25% better than other 2003 cars)
    • 0.82% fail on Mirrors (120% worse than other 2003 cars)
    • 0.45% fail on Windscreen
  • 6.0% fail on Tyres (33% better than other 2003 cars)
    • 3.9% fail on Tread depth (29% better than other 2003 cars)
    • 2.4% fail on Condition (38% better than other 2003 cars)
    • 0.17% fail on Size/type
  • 2.5% fail on Exhaust, Fuel and Emissions (67% better than other 2003 cars)
    • 0.99% fail on Fuel system
      • 0.79% fail on System (2 times worse than other 2003 cars)
      • 0.14% fail on Pipe
      • 0.056% fail on Cap (79% better than other 2003 cars)
    • 0.93% fail on Emissions (72% better than other 2003 cars)
    • 0.56% fail on Exhaust system (87% better than other 2003 cars)
    • 0.20% fail on Emissions not tested (74% better than other 2003 cars)
  • 2.4% fail on Seat Belts and Supplementary Restraint Systems (26% better than other 2003 cars)
    • 1.6% fail on Supplementary restraint systems
      • 1.6% fail on SRS Malfunction Indicator Lamp
    • 0.93% fail on Seat belts (50% better than other 2003 cars)
      • 0.59% fail on Condition
      • 0.20% fail on Requirements (180% worse than other 2003 cars)
      • 0.085% fail on Prescribed areas (93% better than other 2003 cars)
      • 0.056% fail on Attachment
  • 1.9% fail on Body, Structure and General Items
    • 0.88% fail on Body condition
    • 0.62% fail on Seats (140% worse than other 2003 cars)
      • 0.45% fail on Drivers (2 times worse than other 2003 cars)
      • 0.17% fail on Passengers
    • 0.34% fail on Doors
      • 0.25% fail on Passengers other
      • 0.056% fail on Passengers front
      • 0.028% fail on Drivers
    • 0.056% fail on Spare wheel
    • 0.028% fail on Engine mountings
    • 0.028% fail on Speedometer
    • 0.028% fail on Vehicle structure
      • 0.028% fail on Chassis
    • 0.028% fail on Body security
  • 1.3% fail on Registration plates and VIN
    • 1.3% fail on Registration plate
  • 0.68% fail on Road Wheels
    • 0.68% fail on Attachment (96% worse than other 2003 cars)
  • 0.14% fail on Towbars (2 times worse than other 2003 cars)
    • 0.11% fail on Vehicle structure
    • 0.028% fail on Towbar

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