Mercedes-Benz M-Class MOT Results

Registered in 2015
86.0% pass rate
from 3,353 tests in 2021
(27% better than other 2015 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 2015 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 4.9% fail on Tyres
    • 3.3% fail on Condition (47% worse than other 2015 cars)
    • 1.9% fail on Tread depth
  • 3.3% fail on Lamps, reflectors and electrical equipment (28% better than other 2015 cars)
    • 1.7% fail on Headlamp aim
      • 1.7% fail on Headlamp aim
    • 0.66% fail on Headlamps
      • 0.45% fail on Headlamp cleaning device (7 times worse than other 2015 cars)
      • 0.18% fail on Headlamp (81% better than other 2015 cars)
      • 0.030% fail on Headlamp levelling device
    • 0.57% fail on Stop lamp
    • 0.24% fail on Direction indicators
      • 0.24% fail on Flashing type
        • 0.15% fail on Side repeaters
        • 0.089% fail on Individual direction indicators
    • 0.12% fail on Front and rear fog lamps
      • 0.12% fail on Rear fog lamp
        • 0.12% fail on Rear fog lamp
    • 0.030% fail on Position lamps
      • 0.030% fail on Position lamp
    • 0.030% fail on Electrical equipment
      • 0.030% fail on Trailer electrical socket
  • 1.7% fail on Noise, emissions and leaks (46% worse than other 2015 cars)
    • 1.6% fail on Exhaust emissions (46% worse than other 2015 cars)
      • 1.2% fail on Compression ignition (160% worse than other 2015 cars)
        • 1.2% fail on Malfunction indicator lamp (3 times worse than other 2015 cars)
        • 0.030% fail on Emissions not tested
      • 0.42% fail on Spark ignition
        • 0.39% fail on Malfunction indicator lamp
        • 0.030% fail on Catalyst emissions
    • 0.060% fail on Fluid leaks
      • 0.030% fail on Transmission oil leaks
      • 0.030% fail on Other leaks
  • 1.6% fail on Suspension (49% better than other 2015 cars)
    • 1.3% fail on Springs
      • 1.3% fail on Coil springs
        • 1.3% fail on Coil spring
    • 0.27% fail on Shock absorbers
    • 0.030% fail on Suspension arms
      • 0.030% fail on Ball joint
    • 0.030% fail on Anti-roll bars
      • 0.030% fail on Linkage
  • 1.2% fail on Brakes (66% better than other 2015 cars)
    • 0.81% fail on Mechanical brake components (64% better than other 2015 cars)
      • 0.72% fail on Brake linings and pads (60% better than other 2015 cars)
        • 0.72% fail on Brake pads (60% better than other 2015 cars)
      • 0.12% fail on Brake discs and drums (80% better than other 2015 cars)
        • 0.12% fail on Brake discs (80% better than other 2015 cars)
    • 0.15% fail on Brake performance (86% better than other 2015 cars)
      • 0.060% fail on Service brake performance (90% better than other 2015 cars)
        • 0.060% fail on Rbt (90% better than other 2015 cars)
          • 0.060% fail on Service brake performance (88% better than other 2015 cars)
      • 0.030% fail on Brake performance not tested
      • 0.030% fail on Service Brake Efficiency (sp)
        • 0.030% fail on Decelerometer (sp)
      • 0.030% fail on Parking brake efficiency (sp)
        • 0.030% fail on Decelerometer (sp)
    • 0.089% fail on Flexible brake hoses
    • 0.089% fail on ABS / EBS / ESC
      • 0.060% fail on Electronic stability control
      • 0.030% fail on Anti-lock braking system
    • 0.030% fail on Rigid brake pipes
    • 0.030% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.030% fail on Hydraulic brake callipers
    • 0.030% fail on Other components and prescribed areas
      • 0.030% fail on Additional braking device
  • 0.69% fail on Visibility (82% better than other 2015 cars)
    • 0.36% fail on Washers (74% better than other 2015 cars)
    • 0.18% fail on Wipers (93% better than other 2015 cars)
    • 0.12% fail on Condition of glass
      • 0.12% fail on Windscreen
    • 0.030% fail on Bonnet
  • 0.66% fail on Identification of the vehicle (2 times worse than other 2015 cars)
    • 0.66% fail on Registration plates (2 times worse than other 2015 cars)
  • 0.45% fail on Road Wheels (100% worse than other 2015 cars)
    • 0.30% fail on Attachment
    • 0.15% fail on Condition
  • 0.27% fail on Seat belts and supplementary restraint systems
    • 0.18% fail on SRS malfunction indicator lamp
    • 0.060% fail on Seat belts
      • 0.060% fail on Condition
    • 0.030% fail on Airbags
      • 0.030% fail on Drivers airbag
  • 0.21% fail on Body, chassis, structure (78% better than other 2015 cars)
    • 0.12% fail on Transmission (69% better than other 2015 cars)
      • 0.12% fail on Drive shafts
        • 0.12% fail on Joints
    • 0.030% fail on Exhaust system
    • 0.030% fail on Bumpers
    • 0.030% fail on Doors
      • 0.030% fail on Other passenger's door
        • 0.030% fail on Door condition
  • 0.060% fail on Steering (85% better than other 2015 cars)
    • 0.030% fail on Steering gear
      • 0.030% fail on Steering rack
    • 0.030% fail on Steering linkage components
      • 0.030% fail on Track rod end
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