Mercedes-Benz M-Class MOT Results

Registered in 2005
57.0% pass rate
from 2,269 tests in 2020
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 2005 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 19% fail on Lamps, reflectors and electrical equipment
    • 6.7% fail on Stop lamp (44% worse than other 2005 cars)
    • 4.7% fail on Direction indicators (71% worse than other 2005 cars)
      • 4.7% fail on Flashing type (71% worse than other 2005 cars)
        • 3.1% fail on Individual direction indicators (64% worse than other 2005 cars)
        • 1.6% fail on Side repeaters (110% worse than other 2005 cars)
        • 0.18% fail on All direction indicators
    • 4.6% fail on Headlamps
      • 4.2% fail on Headlamp
      • 0.35% fail on Headlamp levelling device
      • 0.044% fail on Dipswitch
    • 3.2% fail on Position lamps
      • 3.0% fail on Position lamp
      • 0.13% fail on All position lamps
    • 3.1% fail on Registration plate lamp(s)
    • 2.8% fail on Headlamp aim (34% better than other 2005 cars)
      • 2.5% fail on Headlamp aim (36% better than other 2005 cars)
      • 0.31% fail on Headlamp aim not tested
    • 0.84% fail on Electrical equipment
      • 0.66% fail on Horn
      • 0.088% fail on Trailer electrical socket
      • 0.044% fail on Electrical wiring
      • 0.044% fail on Battery(ies)
    • 0.57% fail on Front and rear fog lamps
      • 0.57% fail on Rear fog lamp
        • 0.35% fail on Rear fog lamp (63% better than other 2005 cars)
        • 0.31% fail on Switch (8 times worse than other 2005 cars)
    • 0.044% fail on Reversing lamps
      • 0.044% fail on Reversing lamps
    • 0.044% fail on Mandatory tell-tales
      • 0.044% fail on Main beam tell-tale
  • 15% fail on Suspension (16% better than other 2005 cars)
    • 6.7% fail on Springs (58% worse than other 2005 cars)
      • 6.7% fail on Coil springs (59% worse than other 2005 cars)
        • 6.7% fail on Coil spring (60% worse than other 2005 cars)
    • 5.7% fail on Anti-roll bars
      • 3.3% fail on Pins and bushes (11 times worse than other 2005 cars)
      • 1.7% fail on Linkage (3 times worse than other 2005 cars)
      • 1.1% fail on Linkage pins and bushes (190% worse than other 2005 cars)
      • 0.35% fail on Attachment bracket and mounting (7 times worse than other 2005 cars)
      • 0.13% fail on Anti-roll bar
      • 0.044% fail on Linkage ball joints
    • 4.2% fail on Suspension arms (31% better than other 2005 cars)
      • 3.5% fail on Ball joint (35% worse than other 2005 cars)
      • 0.79% fail on Ball joint dust cover
      • 0.13% fail on Pins and bushes (95% better than other 2005 cars)
      • 0.088% fail on Suspension arm
    • 0.88% fail on Shock absorbers
    • 0.84% fail on Other suspension component (89% worse than other 2005 cars)
      • 0.57% fail on Ball joint (140% worse than other 2005 cars)
      • 0.22% fail on Ball joint dust cover
      • 0.044% fail on Pins and bushes
    • 0.22% fail on Air/gas/fluid suspension (6 times worse than other 2005 cars)
      • 0.13% fail on Suspension unit (14 times worse than other 2005 cars)
      • 0.088% fail on Bellows (38 times worse than other 2005 cars)
    • 0.13% fail on Wheel bearings (91% better than other 2005 cars)
    • 0.13% fail on Sub-frames
      • 0.13% fail on Pins and bushes
    • 0.044% fail on Suspension rods
      • 0.044% fail on Pins and bushes
  • 14% fail on Brakes
    • 6.7% fail on Brake performance
      • 5.4% fail on Parking brake efficiency (sp) (30% worse than other 2005 cars)
        • 3.1% fail on Rbt (sp)
        • 2.2% fail on Decelerometer (sp) (9 times worse than other 2005 cars)
        • 0.088% fail on Gradient tester (sp) (6 times worse than other 2005 cars)
        • 0.044% fail on Plate brake tester (sp)
      • 1.1% fail on Parking brake performance
        • 1.1% fail on Rbt
          • 0.88% fail on Parking brake performance
          • 0.22% fail on Parking (secondary brake performance)
        • 0.044% fail on Decelerometer
          • 0.044% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.84% fail on Service brake performance (70% better than other 2005 cars)
        • 0.75% fail on Rbt (73% better than other 2005 cars)
          • 0.62% fail on Service brake performance (73% better than other 2005 cars)
          • 0.13% fail on Service brake imbalance (78% better than other 2005 cars)
        • 0.088% fail on Decelerometer
          • 0.088% fail on Service brake performance
      • 0.53% fail on Brake performance not tested (120% worse than other 2005 cars)
      • 0.31% fail on Service Brake Efficiency (sp) (63% better than other 2005 cars)
        • 0.18% fail on Rbt (sp) (78% better than other 2005 cars)
          • 0.088% fail on Service brake performance
          • 0.088% fail on Service brake imbalance (86% better than other 2005 cars)
        • 0.13% fail on Decelerometer (sp) (7 times worse than other 2005 cars)
    • 5.0% fail on Rigid brake pipes (74% worse than other 2005 cars)
    • 4.6% fail on Mechanical brake components
      • 4.0% fail on Brake linings and pads (54% worse than other 2005 cars)
        • 3.9% fail on Brake pads (54% worse than other 2005 cars)
        • 0.044% fail on Brake linings
      • 0.62% fail on Brake discs and drums (55% better than other 2005 cars)
        • 0.62% fail on Brake discs (54% better than other 2005 cars)
      • 0.26% fail on Brake cables, rods, levers and linkages
        • 0.26% fail on Cable
    • 1.4% fail on ABS / EBS / ESC
      • 0.97% fail on Electronic stability control (170% worse than other 2005 cars)
      • 0.57% fail on Anti-lock braking system
      • 0.044% fail on Electronic braking system
    • 0.48% fail on Flexible brake hoses
    • 0.18% fail on Parking brake control
      • 0.18% fail on Lever
    • 0.13% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.088% fail on Hydraulic brake cylinder
      • 0.044% fail on Hydraulic brake callipers
    • 0.088% fail on Service brake pedal or hand lever (81% better than other 2005 cars)
      • 0.088% fail on Pedal
    • 0.088% fail on Hydraulic systems
      • 0.088% fail on Brake fluid
    • 0.044% fail on Air and vacuum systems
      • 0.044% fail on Operation
  • 11% fail on Steering (160% worse than other 2005 cars)
    • 8.1% fail on Steering linkage components (160% worse than other 2005 cars)
      • 7.8% fail on Track rod end (180% worse than other 2005 cars)
      • 0.26% fail on Ball joint
      • 0.088% fail on Drag link end
      • 0.044% fail on Other components
        • 0.044% fail on Steering linkage
      • 0.044% fail on Locking devices
    • 2.0% fail on Steering gear (2 times worse than other 2005 cars)
      • 1.9% fail on Steering rack (2 times worse than other 2005 cars)
      • 0.044% fail on Steering box
    • 0.75% fail on Steering play (4 times worse than other 2005 cars)
      • 0.75% fail on Steering rack (4 times worse than other 2005 cars)
    • 0.57% fail on Power steering
      • 0.26% fail on Other components
      • 0.13% fail on Pipes and hoses
      • 0.13% fail on Rams (7 times worse than other 2005 cars)
      • 0.044% fail on Pump
    • 0.088% fail on Electronic power steering
  • 7.2% fail on Noise, emissions and leaks
    • 6.3% fail on Exhaust emissions
      • 5.4% fail on Compression ignition (2 times worse than other 2005 cars)
        • 4.7% fail on Pre 01/07/2008 Turbo (3 times worse than other 2005 cars)
        • 0.35% fail on Emissions not tested
        • 0.18% fail on Malfunction indicator lamp
        • 0.088% fail on On or after 01/01/2014
        • 0.044% fail on Emission control equipment
          • 0.044% fail on Catalytic converter
        • 0.044% fail on Pre 01/07/2008 Non turbo
        • 0.044% fail on On or after 01/07/2008
      • 0.93% fail on Spark ignition (81% better than other 2005 cars)
        • 0.79% fail on Malfunction indicator lamp (72% better than other 2005 cars)
        • 0.22% fail on Catalyst emissions (89% better than other 2005 cars)
        • 0.088% fail on Emissions not tested (86% better than other 2005 cars)
    • 1.1% fail on Fluid leaks (110% worse than other 2005 cars)
      • 0.75% fail on Engine oil leaks
      • 0.26% fail on Other leaks (3 times worse than other 2005 cars)
      • 0.088% fail on Hydraulic fluid leaks
      • 0.044% fail on Transmission oil leaks
  • 5.6% fail on Visibility (25% better than other 2005 cars)
    • 3.2% fail on Wipers
    • 2.2% fail on Washers (37% better than other 2005 cars)
    • 0.22% fail on View to rear
      • 0.18% fail on Mirrors
      • 0.044% fail on Indirect vision devices
    • 0.18% fail on Driver's view
    • 0.088% fail on Condition of glass
      • 0.088% fail on Windscreen
    • 0.044% fail on Bonnet
  • 5.0% fail on Tyres (33% better than other 2005 cars)
    • 3.0% fail on Tread depth (35% better than other 2005 cars)
    • 2.3% fail on Condition
    • 0.044% fail on Size/type
  • 4.0% fail on Body, chassis, structure (53% better than other 2005 cars)
    • 2.0% fail on Transmission (45% better than other 2005 cars)
      • 1.8% fail on Drive shafts (49% better than other 2005 cars)
        • 1.7% fail on Joints (50% better than other 2005 cars)
        • 0.044% fail on Drive shaft
      • 0.26% fail on Prop shafts
        • 0.18% fail on Joints
        • 0.088% fail on Prop shaft
    • 0.66% fail on Exhaust system (78% better than other 2005 cars)
    • 0.53% fail on Bumpers (160% worse than other 2005 cars)
    • 0.40% fail on Fuel system
      • 0.31% fail on System (3 times worse than other 2005 cars)
      • 0.088% fail on Tank
    • 0.18% fail on Seats
      • 0.088% fail on Driver's seat
      • 0.088% fail on Passenger's seat
    • 0.088% fail on Body
      • 0.088% fail on Other body component
    • 0.088% fail on Doors (80% better than other 2005 cars)
      • 0.088% fail on Other passenger's door
        • 0.088% fail on Door condition
    • 0.044% fail on Spare wheel
      • 0.044% fail on Spare wheel condition
    • 0.044% fail on Towbar
      • 0.044% fail on Other towbar components
    • 0.044% fail on Boot lid
      • 0.044% fail on Boot lid condition
    • 0.044% fail on Cabs
      • 0.044% fail on Prescribed areas
    • 0.044% fail on Passenger compartment
  • 2.6% fail on Seat belts and supplementary restraint systems
    • 1.7% fail on SRS malfunction indicator lamp
    • 1.0% fail on Seat belts
      • 0.79% fail on Condition
      • 0.13% fail on Requirements
      • 0.044% fail on Prescribed areas
      • 0.044% fail on Attachment
      • 0.044% fail on Load limiters
  • 0.75% fail on Road Wheels
    • 0.71% fail on Attachment
    • 0.044% fail on Condition
  • 0.44% fail on Identification of the vehicle
    • 0.44% fail on Registration plates
  • 0.044% fail on Buses and coaches supplementary tests
    • 0.044% fail on Doors
      • 0.044% fail on Passenger entrance/exit doors
  • 0.044% fail on Seat belt installation check
    • 0.044% fail on Anchorages
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