Mercedes-Benz C-Class MOT Results

Registered in 2012
84.8% pass rate
from 3,465 tests in 2017
(27% better than other 2012 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 2012 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 7.6% fail on Tyres (36% worse than other 2012 cars)
    • 4.3% fail on Condition (49% worse than other 2012 cars)
    • 3.9% fail on Tread depth (41% worse than other 2012 cars)
    • 0.26% fail on Tyre pressure monitoring system
    • 0.20% fail on Size/type
    • 0.029% fail on Valve stem
  • 3.7% fail on Lamps, Reflectors and Electrical Equipment (55% better than other 2012 cars)
    • 2.0% fail on Headlamp aim
    • 0.87% fail on Headlamps (37% better than other 2012 cars)
      • 0.81% fail on Headlamp (38% better than other 2012 cars)
      • 0.087% fail on Headlamp defects which don't require an aim check on retest
        • 0.087% fail on Headlamp cleaning device
    • 0.38% fail on Stop lamp (68% better than other 2012 cars)
    • 0.32% fail on Direction indicators (62% better than other 2012 cars)
      • 0.32% fail on Flashing type (62% better than other 2012 cars)
        • 0.26% fail on Side repeaters
        • 0.058% fail on Individual lamps (85% better than other 2012 cars)
    • 0.17% fail on Position lamps (88% better than other 2012 cars)
      • 0.14% fail on Front lamps (88% better than other 2012 cars)
      • 0.029% fail on Rear lamps
    • 0.12% fail on Registration plate lamp (94% better than other 2012 cars)
    • 0.087% fail on Rear fog lamp
      • 0.087% fail on Fog lamp
    • 0.029% fail on Battery
    • 0.029% fail on Horn
  • 3.4% fail on Brakes
    • 1.9% fail on Hub components
      • 1.9% fail on Brake pads
      • 0.087% fail on Brake discs (75% better than other 2012 cars)
    • 1.1% fail on Brake performance
      • 0.66% fail on Parking brake performance (120% worse than other 2012 cars)
      • 0.38% fail on Rear wheels
      • 0.14% fail on Front wheels
      • 0.029% fail on Brake imbalance
      • 0.029% fail on Brake operation
    • 0.29% fail on Hydraulic systems
      • 0.29% fail on Components
        • 0.23% fail on Pipes (2 times worse than other 2012 cars)
        • 0.058% fail on Reservoirs
      • 0.029% fail on Brake fluid warning lamp
    • 0.23% fail on Parking brake
      • 0.23% fail on Condition
    • 0.14% fail on ABS
    • 0.058% fail on Electronic stability system
    • 0.029% fail on Service brake control components
      • 0.029% fail on Pedal
        • 0.029% fail on Anti-slip
  • 1.5% fail on Driver's view of the road (67% better than other 2012 cars)
    • 0.87% fail on Wipers (70% better than other 2012 cars)
    • 0.35% fail on Washers (74% better than other 2012 cars)
    • 0.29% fail on Windscreen
    • 0.029% fail on Bonnet
  • 0.78% fail on Suspension (78% better than other 2012 cars)
    • 0.40% fail on Suspension arms
      • 0.40% fail on Pins/bushes/ball joints
    • 0.14% fail on Wheel bearings
      • 0.14% fail on Front
    • 0.12% fail on Front suspension joints
    • 0.087% fail on Anti-roll bars (77% better than other 2012 cars)
      • 0.058% fail on Linkage pins/bushes/ball joints (80% better than other 2012 cars)
      • 0.029% fail on Pins/bushes/ball joints
    • 0.029% fail on Coil springs
      • 0.029% fail on Condition
    • 0.029% fail on Torque/reaction arms
      • 0.029% fail on Pins/bushes/ball joints
  • 0.55% fail on Registration plates and VIN
    • 0.55% fail on Registration plate
  • 0.32% fail on Seat Belts and Supplementary Restraint Systems
    • 0.26% fail on Supplementary restraint systems
      • 0.23% fail on SRS Malfunction Indicator Lamp
      • 0.029% fail on Passengers airbag
    • 0.058% fail on Seat belts
      • 0.058% fail on Condition
  • 0.29% fail on Road Wheels
    • 0.14% fail on Condition
    • 0.14% fail on Attachment
  • 0.17% fail on Body, Structure and General Items
    • 0.17% fail on Doors
      • 0.087% fail on Drivers (3 times worse than other 2012 cars)
      • 0.087% fail on Passengers front
  • 0.14% fail on Exhaust, Fuel and Emissions (78% better than other 2012 cars)
    • 0.087% fail on Exhaust system (78% better than other 2012 cars)
    • 0.029% fail on Emissions
    • 0.029% fail on Fuel system
      • 0.029% fail on System
  • 0.12% fail on Steering (71% better than other 2012 cars)
    • 0.12% fail on Steering system
      • 0.087% fail on Track rod end
      • 0.029% fail on Steering rack

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