Mercedes-Benz C-Class MOT Results

Registered in 2007
63.9% pass rate
from 9,278 tests in 2017
(8.9% better than other 2007 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 2007 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 17% fail on Suspension (9.8% worse than other 2007 cars)
    • 6.7% fail on Suspension arms (130% worse than other 2007 cars)
      • 6.6% fail on Pins/bushes/ball joints (140% worse than other 2007 cars)
      • 0.043% fail on Attachment
    • 5.7% fail on Coil springs
      • 5.7% fail on Condition
      • 0.065% fail on Location
    • 4.6% fail on Anti-roll bars (29% worse than other 2007 cars)
      • 3.6% fail on Linkage pins/bushes/ball joints (31% worse than other 2007 cars)
      • 0.89% fail on Pins/bushes/ball joints (54% worse than other 2007 cars)
      • 0.22% fail on Attachment (3 times worse than other 2007 cars)
      • 0.097% fail on Linkage condition (55% better than other 2007 cars)
      • 0.011% fail on Condition
    • 2.1% fail on Front suspension joints (170% worse than other 2007 cars)
    • 0.38% fail on Wheel bearings (54% better than other 2007 cars)
      • 0.36% fail on Front
      • 0.022% fail on Rear (95% better than other 2007 cars)
    • 0.18% fail on Tie bars/rods
      • 0.17% fail on Pins/bushes/ball joints
      • 0.011% fail on Condition
    • 0.17% fail on Shock absorbers (88% better than other 2007 cars)
      • 0.17% fail on Condition (88% better than other 2007 cars)
    • 0.11% fail on Torque/reaction arms (9 times worse than other 2007 cars)
      • 0.097% fail on Pins/bushes/ball joints (8 times worse than other 2007 cars)
      • 0.011% fail on Attachment
    • 0.086% fail on Sub-frames
      • 0.065% fail on Condition
      • 0.022% fail on Pins/bushes/ball joints
    • 0.054% fail on Radius arms
      • 0.054% fail on Pins/bushes/ball joints
    • 0.043% fail on Macpherson strut (81% better than other 2007 cars)
      • 0.043% fail on Condition (81% better than other 2007 cars)
    • 0.022% fail on Trailing arms (91% better than other 2007 cars)
      • 0.022% fail on Pins/bushes/ball joints (90% better than other 2007 cars)
    • 0.022% fail on Prescribed areas (91% better than other 2007 cars)
      • 0.022% fail on Component mounting (87% better than other 2007 cars)
    • 0.011% fail on Bonded suspension
      • 0.011% fail on Condition
    • 0.011% fail on Drive shafts
      • 0.011% fail on Front drive shafts
        • 0.011% fail on Constant velocity joints
  • 13% fail on Lamps, Reflectors and Electrical Equipment (37% better than other 2007 cars)
    • 5.5% fail on Headlamp aim (13% worse than other 2007 cars)
    • 2.6% fail on Position lamps (55% better than other 2007 cars)
      • 1.8% fail on Front lamps (59% better than other 2007 cars)
      • 0.81% fail on Rear lamps (40% better than other 2007 cars)
      • 0.032% fail on All position lamps
      • 0.011% fail on Switch
    • 2.3% fail on Direction indicators
      • 2.3% fail on Flashing type
        • 1.5% fail on Side repeaters (2 times worse than other 2007 cars)
        • 0.72% fail on Individual lamps (57% better than other 2007 cars)
        • 0.065% fail on All direction indicators (76% better than other 2007 cars)
        • 0.011% fail on Switch
    • 2.0% fail on Headlamps (40% better than other 2007 cars)
      • 1.9% fail on Headlamp (39% better than other 2007 cars)
      • 0.022% fail on Headlamp defects which do require an aim check on retest
        • 0.011% fail on Headlamp levelling device
        • 0.011% fail on Main beam 'tell-tale'
      • 0.011% fail on Matched pair
      • 0.011% fail on Dipswitch
    • 1.7% fail on Stop lamp (61% better than other 2007 cars)
    • 1.4% fail on Registration plate lamp (75% better than other 2007 cars)
    • 0.30% fail on Rear fog lamp (45% better than other 2007 cars)
      • 0.30% fail on Fog lamp (43% better than other 2007 cars)
      • 0.011% fail on Tell tale
      • 0.011% fail on Switch
    • 0.097% fail on Horn (73% better than other 2007 cars)
    • 0.054% fail on Headlamp aim not tested
    • 0.022% fail on Electrical wiring
    • 0.022% fail on Hazard warning
      • 0.011% fail on Lamp
      • 0.011% fail on Switch
    • 0.011% fail on Battery
    • 0.011% fail on Trailer electrical socket
  • 8.7% fail on Brakes
    • 3.6% fail on Brake performance (17% better than other 2007 cars)
      • 1.6% fail on Parking brake performance
      • 1.5% fail on Rear wheels (29% better than other 2007 cars)
      • 0.89% fail on Front wheels
      • 0.22% fail on Brake imbalance
      • 0.16% fail on Service brake performance
      • 0.086% fail on Brake performance not tested
      • 0.011% fail on Brake operation
    • 3.3% fail on Hydraulic systems (71% worse than other 2007 cars)
      • 3.1% fail on Components (79% worse than other 2007 cars)
        • 2.9% fail on Pipes (120% worse than other 2007 cars)
        • 0.15% fail on Hoses (58% better than other 2007 cars)
        • 0.011% fail on Reservoirs
      • 0.25% fail on Leaks
      • 0.086% fail on Brake fluid warning lamp
      • 0.032% fail on Operation
    • 2.4% fail on Hub components (27% better than other 2007 cars)
      • 1.9% fail on Brake pads (25% better than other 2007 cars)
      • 0.50% fail on Brake discs (40% better than other 2007 cars)
      • 0.075% fail on Brake calipers
      • 0.043% fail on Brake linings
      • 0.032% fail on Brake back plates
    • 0.41% fail on Parking brake (35% better than other 2007 cars)
      • 0.39% fail on Condition
      • 0.022% fail on Electronic parking brake
    • 0.18% fail on ABS (68% better than other 2007 cars)
    • 0.16% fail on Service brake control components
      • 0.16% fail on Pedal
        • 0.11% fail on Anti-slip
        • 0.054% fail on Condition
    • 0.15% fail on Restricted movement
    • 0.12% fail on Electronic stability system
    • 0.032% fail on Mechanical components
      • 0.022% fail on Cable
      • 0.011% fail on Linkage
    • 0.011% fail on Additional braking devices
    • 0.011% fail on Full power hydraulic systems
      • 0.011% fail on Warning
    • 0.011% fail on Locking devices
  • 7.9% fail on Tyres
    • 4.6% fail on Tread depth
    • 3.6% fail on Condition
    • 0.17% fail on Size/type
    • 0.065% fail on Tyre pressure monitoring system
    • 0.032% fail on Valve stem
  • 4.2% fail on Driver's view of the road (33% better than other 2007 cars)
    • 2.1% fail on Wipers (36% better than other 2007 cars)
    • 1.7% fail on Washers (35% better than other 2007 cars)
    • 0.38% fail on Windscreen
    • 0.20% fail on Mirrors
    • 0.032% fail on Bonnet (77% better than other 2007 cars)
  • 2.6% fail on Steering
    • 2.5% fail on Steering system (23% worse than other 2007 cars)
      • 2.2% fail on Track rod end (56% worse than other 2007 cars)
      • 0.26% fail on Ball joint
      • 0.054% fail on Steering rack (83% better than other 2007 cars)
      • 0.022% fail on Steering arm
      • 0.011% fail on Free play
        • 0.011% fail on Steering rack
    • 0.032% fail on Power steering (84% better than other 2007 cars)
      • 0.032% fail on Operation
    • 0.022% fail on Steering operation
  • 1.5% fail on Seat Belts and Supplementary Restraint Systems (26% worse than other 2007 cars)
    • 1.2% fail on Supplementary restraint systems (78% worse than other 2007 cars)
      • 1.2% fail on SRS Malfunction Indicator Lamp (88% worse than other 2007 cars)
      • 0.022% fail on Drivers airbag
    • 0.39% fail on Seat belts
      • 0.36% fail on Condition
      • 0.022% fail on Requirements
      • 0.011% fail on Attachment
  • 1.4% fail on Exhaust, Fuel and Emissions (61% better than other 2007 cars)
    • 0.94% fail on Exhaust system (55% better than other 2007 cars)
    • 0.39% fail on Emissions (73% better than other 2007 cars)
    • 0.075% fail on Fuel system (77% better than other 2007 cars)
      • 0.054% fail on Cap
      • 0.011% fail on Hose
      • 0.011% fail on System
    • 0.043% fail on Emissions not tested (85% better than other 2007 cars)
  • 0.68% fail on Registration plates and VIN
    • 0.68% fail on Registration plate
  • 0.60% fail on Road Wheels (44% worse than other 2007 cars)
    • 0.54% fail on Attachment (85% worse than other 2007 cars)
    • 0.065% fail on Condition
  • 0.24% fail on Body, Structure and General Items (71% better than other 2007 cars)
    • 0.17% fail on Doors (50% better than other 2007 cars)
      • 0.15% fail on Passengers other
      • 0.022% fail on Passengers front
    • 0.022% fail on Body security
    • 0.022% fail on Body condition (91% better than other 2007 cars)
    • 0.022% fail on Seats (80% better than other 2007 cars)
      • 0.011% fail on Passengers
      • 0.011% fail on Drivers
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