Mercedes-Benz M-Class MOT Results

Registered in 2000
56.8% pass rate
from 896 tests in 2021
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.

  • 19% fail on Lamps, reflectors and electrical equipment (33% worse than other 2000 cars)
    • 6.3% fail on Headlamps (56% worse than other 2000 cars)
      • 6.0% fail on Headlamp (65% worse than other 2000 cars)
      • 0.33% fail on Headlamp levelling device
    • 5.0% fail on Stop lamp
    • 4.1% fail on Direction indicators (81% worse than other 2000 cars)
      • 4.1% fail on Flashing type (81% worse than other 2000 cars)
        • 3.3% fail on Individual direction indicators (130% worse than other 2000 cars)
        • 0.78% fail on Side repeaters
        • 0.22% fail on All direction indicators
    • 3.6% fail on Headlamp aim
      • 3.2% fail on Headlamp aim
      • 0.33% fail on Headlamp aim not tested
    • 2.3% fail on Registration plate lamp(s)
    • 2.1% fail on Electrical equipment (140% worse than other 2000 cars)
      • 1.8% fail on Horn (4 times worse than other 2000 cars)
      • 0.33% fail on Battery(ies)
    • 1.1% fail on Front and rear fog lamps
      • 1.1% fail on Rear fog lamp
        • 1.1% fail on Rear fog lamp
        • 0.11% fail on Switch
    • 0.33% fail on Position lamps
      • 0.33% fail on Position lamp
    • 0.22% fail on Mandatory tell-tales
      • 0.22% fail on Rear fog lamp tell-tale
  • 17% fail on Brakes (32% worse than other 2000 cars)
    • 7.9% fail on Brake performance
      • 6.3% fail on Parking brake efficiency (sp) (83% worse than other 2000 cars)
        • 4.1% fail on Rbt (sp)
        • 1.8% fail on Decelerometer (sp) (10 times worse than other 2000 cars)
        • 0.22% fail on Gradient tester (sp) (14 times worse than other 2000 cars)
        • 0.11% fail on Plate brake tester (sp)
      • 1.3% fail on Parking brake performance
        • 1.2% fail on Rbt
          • 1.1% fail on Parking brake performance
          • 0.11% fail on Parking (secondary brake performance)
        • 0.11% fail on Decelerometer
          • 0.11% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
      • 1.2% fail on Service brake performance (59% better than other 2000 cars)
        • 1.1% fail on Rbt (62% better than other 2000 cars)
          • 1.0% fail on Service brake performance (59% better than other 2000 cars)
          • 0.11% fail on Service brake imbalance
        • 0.11% fail on Plate brake tester
          • 0.11% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.67% fail on Brake performance not tested
      • 0.45% fail on Service Brake Efficiency (sp) (81% better than other 2000 cars)
        • 0.33% fail on Rbt (sp) (85% better than other 2000 cars)
          • 0.22% fail on Service brake performance
          • 0.11% fail on Service brake imbalance
        • 0.11% fail on Decelerometer (sp)
    • 6.3% fail on ABS / EBS / ESC (2 times worse than other 2000 cars)
      • 4.6% fail on Anti-lock braking system (2 times worse than other 2000 cars)
      • 3.1% fail on Electronic stability control (8 times worse than other 2000 cars)
    • 3.3% fail on Rigid brake pipes
    • 3.3% fail on Mechanical brake components
      • 2.6% fail on Brake linings and pads (84% worse than other 2000 cars)
        • 2.6% fail on Brake pads (85% worse than other 2000 cars)
      • 1.3% fail on Brake discs and drums
        • 1.2% fail on Brake discs
        • 0.11% fail on Brake drums
      • 0.11% fail on Brake cables, rods, levers and linkages
        • 0.11% fail on Rod
    • 0.67% fail on Parking brake control
      • 0.67% fail on Lever
    • 0.33% fail on Service brake pedal or hand lever
      • 0.22% fail on Pedal
      • 0.11% fail on Hand lever
    • 0.33% fail on Flexible brake hoses
    • 0.22% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.22% fail on Hydraulic brake callipers
    • 0.11% fail on Hydraulic systems
      • 0.11% fail on Brake fluid
  • 16% fail on Suspension
    • 7.5% fail on Springs (170% worse than other 2000 cars)
      • 7.5% fail on Coil springs (180% worse than other 2000 cars)
        • 7.5% fail on Coil spring (180% worse than other 2000 cars)
    • 5.7% fail on Anti-roll bars (52% worse than other 2000 cars)
      • 2.6% fail on Pins and bushes (5 times worse than other 2000 cars)
      • 1.8% fail on Linkage (3 times worse than other 2000 cars)
      • 1.2% fail on Linkage pins and bushes
      • 0.56% fail on Attachment bracket and mounting (5 times worse than other 2000 cars)
      • 0.11% fail on Anti-roll bar
      • 0.11% fail on Linkage attachment bracket and mounting
    • 4.4% fail on Suspension arms
      • 3.2% fail on Ball joint (64% worse than other 2000 cars)
      • 1.1% fail on Ball joint dust cover
      • 0.33% fail on Pins and bushes (81% better than other 2000 cars)
      • 0.11% fail on Attachment bracket and mounting
    • 1.2% fail on Other suspension component (170% worse than other 2000 cars)
      • 0.89% fail on Ball joint (2 times worse than other 2000 cars)
      • 0.33% fail on Ball joint dust cover
      • 0.11% fail on Pins and bushes
    • 0.56% fail on Shock absorbers
    • 0.45% fail on Sub-frames
      • 0.45% fail on Sub-frame
    • 0.33% fail on Wheel bearings (73% better than other 2000 cars)
    • 0.22% fail on Suspension rods
      • 0.11% fail on Attachment bracket and mounting
      • 0.11% fail on Ball joint dust cover
    • 0.22% fail on Component mounting prescribed areas (95% better than other 2000 cars)
  • 10% fail on Steering (170% worse than other 2000 cars)
    • 7.5% fail on Steering linkage components (2 times worse than other 2000 cars)
      • 6.1% fail on Track rod end (2 times worse than other 2000 cars)
      • 1.3% fail on Ball joint (4 times worse than other 2000 cars)
      • 0.22% fail on Drag link end
      • 0.11% fail on Steering arm
      • 0.11% fail on Other components
        • 0.11% fail on Steering linkage
    • 2.1% fail on Steering gear (110% worse than other 2000 cars)
      • 2.1% fail on Steering rack (120% worse than other 2000 cars)
    • 1.6% fail on Power steering (2 times worse than other 2000 cars)
      • 0.78% fail on Operation (5 times worse than other 2000 cars)
      • 0.45% fail on Other components
      • 0.33% fail on Pipes and hoses
      • 0.22% fail on Pump (8 times worse than other 2000 cars)
    • 0.33% fail on Steering wheel (11 times worse than other 2000 cars)
    • 0.33% fail on Steering play
      • 0.33% fail on Steering rack
  • 8.3% fail on Visibility
    • 4.7% fail on Washers
    • 3.3% fail on Wipers
    • 0.78% fail on View to rear (2 times worse than other 2000 cars)
      • 0.78% fail on Mirrors (2 times worse than other 2000 cars)
    • 0.22% fail on Condition of glass
      • 0.22% fail on Windscreen
  • 5.2% fail on Body, chassis, structure (46% better than other 2000 cars)
    • 1.2% fail on Exhaust system (64% better than other 2000 cars)
    • 1.0% fail on Transmission (67% better than other 2000 cars)
      • 0.89% fail on Drive shafts (68% better than other 2000 cars)
        • 0.89% fail on Joints (68% better than other 2000 cars)
      • 0.11% fail on Prop shafts
        • 0.11% fail on Joints
    • 0.89% fail on Chassis
      • 0.89% fail on Chassis condition
    • 0.78% fail on Doors
      • 0.33% fail on Driver's door
        • 0.33% fail on Door condition
      • 0.33% fail on Other passenger's door
        • 0.33% fail on Door condition
      • 0.11% fail on Front passenger's door
        • 0.11% fail on Door condition
    • 0.56% fail on Integral vehicle structure
      • 0.56% fail on Integral vehicle structure condition
    • 0.45% fail on Towbar (12 times worse than other 2000 cars)
      • 0.22% fail on Other towbar components (18 times worse than other 2000 cars)
      • 0.22% fail on Vehicle structure (12 times worse than other 2000 cars)
    • 0.45% fail on Seats
      • 0.45% fail on Driver's seat
    • 0.22% fail on Bumpers
    • 0.11% fail on Fuel system
      • 0.11% fail on Pipe
    • 0.11% fail on Spare wheel
      • 0.11% fail on Carrier
    • 0.11% fail on Boot lid
      • 0.11% fail on Boot lid condition
    • 0.11% fail on Cabs
      • 0.11% fail on Prescribed areas
  • 4.8% fail on Noise, emissions and leaks (44% better than other 2000 cars)
    • 4.0% fail on Exhaust emissions (51% better than other 2000 cars)
      • 2.7% fail on Spark ignition (65% better than other 2000 cars)
        • 2.2% fail on Catalyst emissions (58% better than other 2000 cars)
        • 0.45% fail on Emissions not tested
        • 0.11% fail on Malfunction indicator lamp
      • 1.3% fail on Compression ignition (130% worse than other 2000 cars)
        • 1.0% fail on Pre 01/07/2008 Turbo (4 times worse than other 2000 cars)
        • 0.22% fail on Emissions not tested
        • 0.11% fail on On or after 01/07/2008
    • 1.0% fail on Fluid leaks
      • 0.45% fail on Engine oil leaks
      • 0.45% fail on Other leaks (4 times worse than other 2000 cars)
      • 0.11% fail on Transmission oil leaks
  • 4.2% fail on Tyres
    • 2.9% fail on Tread depth
    • 1.5% fail on Condition
    • 0.11% fail on Size/type
  • 3.8% fail on Seat belts and supplementary restraint systems
    • 2.7% fail on SRS malfunction indicator lamp (90% worse than other 2000 cars)
    • 1.2% fail on Seat belts
      • 0.56% fail on Prescribed areas (70% better than other 2000 cars)
      • 0.56% fail on Condition
      • 0.22% fail on Attachment (8 times worse than other 2000 cars)
    • 0.22% fail on Airbags
      • 0.11% fail on Drivers airbag
      • 0.11% fail on Passengers airbag
  • 1.0% fail on Identification of the vehicle
    • 1.0% fail on Registration plates
  • 0.67% fail on Road Wheels
    • 0.67% fail on Attachment

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