Mercedes-Benz M-Class MOT Results

Registered in 2006
66.1% pass rate
from 2,918 tests in 2021
(25% better than other 2006 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 2006 cars and highlighted areas where the Mercedes-Benz M-Class is unusually good or bad.

  • 13% fail on Lamps, reflectors and electrical equipment (18% better than other 2006 cars)
    • 4.1% fail on Direction indicators (57% worse than other 2006 cars)
      • 4.1% fail on Flashing type (57% worse than other 2006 cars)
        • 3.2% fail on Individual direction indicators (77% worse than other 2006 cars)
        • 0.89% fail on Side repeaters
        • 0.21% fail on All direction indicators
        • 0.069% fail on Switch
    • 3.6% fail on Stop lamp
    • 2.7% fail on Headlamp aim
      • 2.6% fail on Headlamp aim
      • 0.17% fail on Headlamp aim not tested
    • 2.5% fail on Headlamps (47% better than other 2006 cars)
      • 2.4% fail on Headlamp (48% better than other 2006 cars)
      • 0.17% fail on Headlamp levelling device
    • 1.5% fail on Registration plate lamp(s) (33% better than other 2006 cars)
    • 0.65% fail on Front and rear fog lamps
      • 0.65% fail on Rear fog lamp
        • 0.65% fail on Rear fog lamp
    • 0.31% fail on Electrical equipment
      • 0.17% fail on Trailer electrical socket (10 times worse than other 2006 cars)
      • 0.069% fail on Horn
      • 0.034% fail on Electrical wiring
      • 0.034% fail on Battery(ies)
    • 0.21% fail on Position lamps
      • 0.21% fail on Position lamp
    • 0.14% fail on Hazard warning
      • 0.14% fail on Switch
  • 12% fail on Brakes
    • 6.2% fail on Brake performance
      • 4.5% fail on Parking brake efficiency (sp)
        • 2.6% fail on Rbt (sp) (28% better than other 2006 cars)
        • 1.9% fail on Decelerometer (sp) (8 times worse than other 2006 cars)
      • 1.3% fail on Service brake performance (54% better than other 2006 cars)
        • 1.2% fail on Rbt (55% better than other 2006 cars)
          • 1.1% fail on Service brake performance (54% better than other 2006 cars)
          • 0.21% fail on Service brake imbalance (62% better than other 2006 cars)
        • 0.069% fail on Decelerometer
          • 0.069% fail on Service brake performance
      • 0.89% fail on Parking brake performance (42% better than other 2006 cars)
        • 0.72% fail on Rbt (51% better than other 2006 cars)
          • 0.62% fail on Parking brake performance (53% better than other 2006 cars)
          • 0.069% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
          • 0.034% fail on Parking (secondary brake performance)
        • 0.10% fail on Decelerometer (4 times worse than other 2006 cars)
          • 0.10% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles) (6 times worse than other 2006 cars)
        • 0.069% fail on Plate brake tester
          • 0.034% fail on Parking brake performance
          • 0.034% fail on Parking (secondary brake performance)
      • 0.65% fail on Brake performance not tested (120% worse than other 2006 cars)
      • 0.17% fail on Service Brake Efficiency (sp) (79% better than other 2006 cars)
        • 0.10% fail on Rbt (sp) (87% better than other 2006 cars)
          • 0.10% fail on Service brake imbalance (84% better than other 2006 cars)
        • 0.069% fail on Decelerometer (sp)
    • 3.7% fail on Rigid brake pipes (46% worse than other 2006 cars)
    • 1.8% fail on Mechanical brake components (43% better than other 2006 cars)
      • 0.99% fail on Brake linings and pads (52% better than other 2006 cars)
        • 0.96% fail on Brake pads (53% better than other 2006 cars)
        • 0.034% fail on Brake linings
      • 0.58% fail on Brake cables, rods, levers and linkages (170% worse than other 2006 cars)
        • 0.58% fail on Cable (2 times worse than other 2006 cars)
      • 0.41% fail on Brake discs and drums (67% better than other 2006 cars)
        • 0.41% fail on Brake discs (67% better than other 2006 cars)
    • 1.2% fail on ABS / EBS / ESC
      • 0.89% fail on Anti-lock braking system
      • 0.41% fail on Electronic stability control
    • 1.1% fail on Flexible brake hoses (3 times worse than other 2006 cars)
    • 0.51% fail on Parking brake control
      • 0.51% fail on Lever
    • 0.21% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.21% fail on Hydraulic brake callipers
    • 0.17% fail on Service brake pedal or hand lever
      • 0.10% fail on Hand lever
      • 0.069% fail on Pedal
    • 0.14% fail on Hydraulic systems
      • 0.069% fail on Reservoirs
      • 0.069% fail on Brake fluid
  • 6.5% fail on Suspension (61% better than other 2006 cars)
    • 3.3% fail on Springs (36% better than other 2006 cars)
      • 3.3% fail on Coil springs (35% better than other 2006 cars)
        • 3.3% fail on Coil spring (35% better than other 2006 cars)
    • 1.3% fail on Shock absorbers
    • 0.89% fail on Suspension arms (84% better than other 2006 cars)
      • 0.34% fail on Ball joint dust cover (57% better than other 2006 cars)
      • 0.31% fail on Pins and bushes (88% better than other 2006 cars)
      • 0.24% fail on Ball joint (89% better than other 2006 cars)
    • 0.65% fail on Anti-roll bars (87% better than other 2006 cars)
      • 0.31% fail on Linkage ball joints (80% better than other 2006 cars)
      • 0.14% fail on Linkage
      • 0.069% fail on Pins and bushes
      • 0.069% fail on Ball joint (85% better than other 2006 cars)
      • 0.034% fail on Anti-roll bar
      • 0.034% fail on Ball joint dust cover
    • 0.38% fail on Wheel bearings (68% better than other 2006 cars)
    • 0.21% fail on Air/gas/fluid suspension (5 times worse than other 2006 cars)
      • 0.10% fail on Bellows (33 times worse than other 2006 cars)
      • 0.069% fail on Operation
      • 0.069% fail on Levelling valve (38 times worse than other 2006 cars)
      • 0.034% fail on Suspension unit
    • 0.17% fail on Sub-frames
      • 0.14% fail on Pins and bushes
      • 0.034% fail on Sub-frame mounting prescribed areas
    • 0.069% fail on Component mounting prescribed areas (95% better than other 2006 cars)
    • 0.034% fail on Other suspension component
      • 0.034% fail on Ball joint
  • 4.9% fail on Noise, emissions and leaks (21% better than other 2006 cars)
    • 4.3% fail on Exhaust emissions (28% better than other 2006 cars)
      • 3.3% fail on Compression ignition (140% worse than other 2006 cars)
        • 2.4% fail on Pre 01/07/2008 Turbo (2 times worse than other 2006 cars)
        • 0.65% fail on Malfunction indicator lamp
        • 0.38% fail on Emissions not tested
        • 0.10% fail on Pre 01/07/2008 Non turbo
        • 0.069% fail on On or after 01/07/2008
        • 0.034% fail on Pre 01/01/1980 visual
      • 1.0% fail on Spark ignition (78% better than other 2006 cars)
        • 0.93% fail on Malfunction indicator lamp (60% better than other 2006 cars)
        • 0.10% fail on Catalyst emissions (95% better than other 2006 cars)
        • 0.034% fail on Non catalyst emissions
        • 0.034% fail on Emissions not tested
    • 0.82% fail on Fluid leaks (110% worse than other 2006 cars)
      • 0.79% fail on Engine oil leaks (150% worse than other 2006 cars)
      • 0.034% fail on Other leaks
  • 4.5% fail on Tyres (33% better than other 2006 cars)
    • 2.6% fail on Tread depth (31% better than other 2006 cars)
    • 1.8% fail on Condition (40% better than other 2006 cars)
    • 0.17% fail on Size/type
  • 3.7% fail on Steering
    • 2.6% fail on Steering gear (4 times worse than other 2006 cars)
      • 2.6% fail on Steering rack (4 times worse than other 2006 cars)
      • 0.034% fail on Steering box
    • 0.62% fail on Steering linkage components (75% better than other 2006 cars)
      • 0.48% fail on Track rod end (78% better than other 2006 cars)
      • 0.10% fail on Ball joint
      • 0.034% fail on Other components
        • 0.034% fail on Steering linkage
      • 0.034% fail on Locking devices
    • 0.58% fail on Power steering (150% worse than other 2006 cars)
      • 0.24% fail on Other components (2 times worse than other 2006 cars)
      • 0.17% fail on Operation
      • 0.069% fail on Pipes and hoses
      • 0.069% fail on Rams
      • 0.034% fail on Pump
    • 0.034% fail on Steering column
    • 0.034% fail on Steering play
      • 0.034% fail on Steering rack
    • 0.034% fail on Electronic power steering
  • 3.1% fail on Visibility (56% better than other 2006 cars)
    • 1.5% fail on Wipers (54% better than other 2006 cars)
    • 1.2% fail on Washers (66% better than other 2006 cars)
    • 0.34% fail on View to rear
      • 0.31% fail on Mirrors
      • 0.034% fail on Indirect vision devices
    • 0.14% fail on Condition of glass
      • 0.14% fail on Windscreen
    • 0.069% fail on Bonnet
  • 2.6% fail on Body, chassis, structure (67% better than other 2006 cars)
    • 1.7% fail on Transmission (48% better than other 2006 cars)
      • 1.4% fail on Drive shafts (56% better than other 2006 cars)
        • 1.4% fail on Joints (55% better than other 2006 cars)
      • 0.31% fail on Prop shafts
        • 0.14% fail on Prop shaft
        • 0.14% fail on Joints
        • 0.034% fail on Flexible couplings
        • 0.034% fail on Bearing housing
      • 0.034% fail on Belts
    • 0.24% fail on Exhaust system (91% better than other 2006 cars)
    • 0.21% fail on Seats
      • 0.14% fail on Driver's seat
      • 0.069% fail on Passenger's seat
    • 0.21% fail on Boot lid (4 times worse than other 2006 cars)
      • 0.17% fail on Boot lid condition (4 times worse than other 2006 cars)
      • 0.034% fail on Other boot lid component
    • 0.10% fail on Bumpers
    • 0.069% fail on Fuel system (84% better than other 2006 cars)
      • 0.034% fail on Pipe
      • 0.034% fail on Fuel cap/sealing device
    • 0.069% fail on Body
      • 0.069% fail on Other body component
    • 0.034% fail on Integral vehicle structure
      • 0.034% fail on Integral vehicle structure condition
    • 0.034% fail on Doors
      • 0.034% fail on Other passenger's door
        • 0.034% fail on Door condition
    • 0.034% fail on Cabs
      • 0.034% fail on Steps
    • 0.034% fail on Undertray
  • 2.1% fail on Seat belts and supplementary restraint systems
    • 1.2% fail on SRS malfunction indicator lamp
    • 0.89% fail on Seat belts
      • 0.79% fail on Condition
      • 0.10% fail on Requirements
  • 0.86% fail on Road Wheels
    • 0.82% fail on Attachment (110% worse than other 2006 cars)
    • 0.034% fail on Condition
  • 0.45% fail on Identification of the vehicle
    • 0.45% fail on Registration plates
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