Mercedes-Benz M-Class MOT Results

Registered in 2013
84.8% pass rate
from 4,599 tests in 2020
(35% better than other 2013 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 2013 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 4.6% fail on Tyres
    • 3.0% fail on Condition (29% worse than other 2013 cars)
    • 1.6% fail on Tread depth (43% better than other 2013 cars)
    • 0.065% fail on Size/type
    • 0.022% fail on Tyre pressure monitoring system
  • 3.7% fail on Lamps, reflectors and electrical equipment (51% better than other 2013 cars)
    • 1.6% fail on Headlamp aim
      • 1.6% fail on Headlamp aim
      • 0.043% fail on Headlamp aim not tested
    • 0.80% fail on Headlamps (54% better than other 2013 cars)
      • 0.72% fail on Headlamp (57% better than other 2013 cars)
      • 0.065% fail on Headlamp cleaning device
      • 0.043% fail on Headlamp levelling device
    • 0.65% fail on Stop lamp (61% better than other 2013 cars)
    • 0.22% fail on Position lamps (73% better than other 2013 cars)
      • 0.22% fail on Position lamp (72% better than other 2013 cars)
    • 0.22% fail on Direction indicators (65% better than other 2013 cars)
      • 0.22% fail on Flashing type (65% better than other 2013 cars)
        • 0.20% fail on Side repeaters
        • 0.022% fail on Individual direction indicators
    • 0.11% fail on Electrical equipment
      • 0.043% fail on Trailer electrical socket
      • 0.043% fail on Horn
      • 0.022% fail on Electrical wiring
    • 0.087% fail on Front and rear fog lamps
      • 0.087% fail on Rear fog lamp
        • 0.087% fail on Rear fog lamp
    • 0.087% fail on Registration plate lamp(s) (91% better than other 2013 cars)
    • 0.022% fail on Rear reflectors
  • 2.9% fail on Noise, emissions and leaks (160% worse than other 2013 cars)
    • 2.9% fail on Exhaust emissions (160% worse than other 2013 cars)
      • 2.1% fail on Compression ignition (3 times worse than other 2013 cars)
        • 2.1% fail on Malfunction indicator lamp (8 times worse than other 2013 cars)
        • 0.065% fail on Emissions not tested
        • 0.022% fail on On or after 01/07/2008
      • 0.74% fail on Spark ignition
        • 0.72% fail on Malfunction indicator lamp (86% worse than other 2013 cars)
        • 0.022% fail on Catalyst emissions
    • 0.13% fail on Fluid leaks
      • 0.11% fail on Engine oil leaks
      • 0.022% fail on Other leaks
  • 1.8% fail on Brakes (60% better than other 2013 cars)
    • 1.5% fail on Mechanical brake components (47% better than other 2013 cars)
      • 1.4% fail on Brake linings and pads (42% better than other 2013 cars)
        • 1.4% fail on Brake pads (42% better than other 2013 cars)
        • 0.022% fail on Brake linings
      • 0.24% fail on Brake discs and drums (63% better than other 2013 cars)
        • 0.24% fail on Brake discs (63% better than other 2013 cars)
    • 0.24% fail on Brake performance (82% better than other 2013 cars)
      • 0.13% fail on Service brake performance (83% better than other 2013 cars)
        • 0.13% fail on Rbt (82% better than other 2013 cars)
          • 0.11% fail on Service brake performance (82% better than other 2013 cars)
          • 0.022% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.065% fail on Service Brake Efficiency (sp)
        • 0.043% fail on Rbt (sp)
          • 0.022% fail on Service brake performance
          • 0.022% fail on Service brake imbalance
        • 0.022% fail on Decelerometer (sp)
      • 0.043% fail on Brake performance not tested
    • 0.043% fail on Service brake pedal or hand lever
      • 0.043% fail on Pedal
    • 0.043% fail on Flexible brake hoses
    • 0.043% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.043% fail on Hydraulic brake callipers
  • 1.5% fail on Visibility (64% better than other 2013 cars)
    • 0.87% fail on Washers (45% better than other 2013 cars)
    • 0.41% fail on Wipers (83% better than other 2013 cars)
    • 0.11% fail on Condition of glass
      • 0.11% fail on Windscreen
    • 0.087% fail on Bonnet
    • 0.043% fail on View to rear
      • 0.043% fail on Mirrors
    • 0.022% fail on Driver's view
  • 0.89% fail on Suspension (79% better than other 2013 cars)
    • 0.65% fail on Springs (65% better than other 2013 cars)
      • 0.65% fail on Coil springs (65% better than other 2013 cars)
        • 0.65% fail on Coil spring (65% better than other 2013 cars)
    • 0.065% fail on Shock absorbers (88% better than other 2013 cars)
    • 0.065% fail on Suspension arms (95% better than other 2013 cars)
      • 0.043% fail on Ball joint dust cover
      • 0.022% fail on Pins and bushes
    • 0.065% fail on Anti-roll bars (83% better than other 2013 cars)
      • 0.043% fail on Anti-roll bar (6 times worse than other 2013 cars)
      • 0.022% fail on Ball joint
    • 0.022% fail on Wheel bearings
    • 0.022% fail on Air/gas/fluid suspension
      • 0.022% fail on Levelling valve
  • 0.72% fail on Body, chassis, structure (42% better than other 2013 cars)
    • 0.30% fail on Transmission
      • 0.30% fail on Drive shafts
        • 0.30% fail on Joints
    • 0.28% fail on Doors (2 times worse than other 2013 cars)
      • 0.20% fail on Other passenger's door (5 times worse than other 2013 cars)
        • 0.20% fail on Door condition (5 times worse than other 2013 cars)
      • 0.087% fail on Front passenger's door
        • 0.087% fail on Door condition
    • 0.065% fail on Body
      • 0.043% fail on Other body component
      • 0.022% fail on Panel
    • 0.043% fail on Fuel system
      • 0.022% fail on Hose
      • 0.022% fail on Pipe
    • 0.022% fail on Seats
      • 0.022% fail on Driver's seat
  • 0.54% fail on Identification of the vehicle (100% worse than other 2013 cars)
    • 0.54% fail on Registration plates (100% worse than other 2013 cars)
  • 0.39% fail on Road Wheels
    • 0.20% fail on Condition (190% worse than other 2013 cars)
    • 0.20% fail on Attachment
  • 0.35% fail on Seat belts and supplementary restraint systems
    • 0.30% fail on SRS malfunction indicator lamp
    • 0.043% fail on Seat belts
      • 0.043% fail on Condition
  • 0.022% fail on Steering
    • 0.022% fail on Steering linkage components
      • 0.022% fail on Locking devices
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