Mercedes-Benz C-Class MOT Results

Registered in 1997
64.0% pass rate
from 1,863 tests in 2017
(21% better than other 1997 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 1997 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 20% fail on Lamps, Reflectors and Electrical Equipment
    • 6.3% fail on Direction indicators (130% worse than other 1997 cars)
      • 6.3% fail on Flashing type (130% worse than other 1997 cars)
        • 3.3% fail on Individual lamps (99% worse than other 1997 cars)
        • 3.0% fail on Side repeaters (2 times worse than other 1997 cars)
        • 0.81% fail on All direction indicators (120% worse than other 1997 cars)
    • 5.0% fail on Position lamps
      • 3.7% fail on Front lamps
      • 1.4% fail on Rear lamps
    • 4.8% fail on Headlamp aim
    • 4.2% fail on Stop lamp
    • 3.0% fail on Headlamps
      • 2.9% fail on Headlamp
      • 0.054% fail on Headlamp defects which do require an aim check on retest
        • 0.054% fail on Headlamp levelling device
    • 2.5% fail on Registration plate lamp (49% better than other 1997 cars)
    • 0.91% fail on Rear fog lamp (57% better than other 1997 cars)
      • 0.91% fail on Fog lamp (55% better than other 1997 cars)
      • 0.054% fail on Tell tale
    • 0.81% fail on Horn
    • 0.27% fail on Hazard warning
      • 0.16% fail on Switch
      • 0.11% fail on Lamp
    • 0.16% fail on Battery (88% better than other 1997 cars)
    • 0.054% fail on Headlamp aim not tested
  • 11% fail on Brakes (29% better than other 1997 cars)
    • 6.2% fail on Hydraulic systems
      • 5.9% fail on Components
        • 3.8% fail on Pipes
        • 2.6% fail on Hoses
        • 0.054% fail on Reservoirs
      • 0.27% fail on Leaks
      • 0.054% fail on Brake fluid warning lamp
    • 3.1% fail on Brake performance (65% better than other 1997 cars)
      • 1.2% fail on Rear wheels (66% better than other 1997 cars)
      • 1.0% fail on Front wheels (68% better than other 1997 cars)
      • 1.0% fail on Parking brake performance (75% better than other 1997 cars)
      • 0.43% fail on Service brake performance (76% better than other 1997 cars)
      • 0.38% fail on Brake imbalance
      • 0.16% fail on Brake performance not tested
    • 2.8% fail on Hub components
      • 2.5% fail on Brake pads (56% worse than other 1997 cars)
      • 0.32% fail on Brake discs
      • 0.054% fail on Brake back plates
      • 0.054% fail on Brake calipers
    • 1.7% fail on ABS
    • 0.27% fail on Parking brake (74% better than other 1997 cars)
      • 0.27% fail on Condition (74% better than other 1997 cars)
    • 0.16% fail on Electronic stability system
    • 0.054% fail on Service brake control components
      • 0.054% fail on Pedal
        • 0.054% fail on Anti-slip
    • 0.054% fail on Restricted movement
  • 8.6% fail on Suspension (55% better than other 1997 cars)
    • 2.9% fail on Suspension arms
      • 2.5% fail on Pins/bushes/ball joints
      • 0.38% fail on Condition
      • 0.11% fail on Attachment
    • 2.5% fail on Front suspension joints (89% worse than other 1997 cars)
    • 1.2% fail on Prescribed areas (81% better than other 1997 cars)
      • 0.70% fail on Component mounting (87% better than other 1997 cars)
      • 0.32% fail on Spring mounting
      • 0.27% fail on Subframe mounting (76% better than other 1997 cars)
    • 1.1% fail on Wheel bearings
      • 1.0% fail on Front
      • 0.11% fail on Rear (90% better than other 1997 cars)
    • 0.81% fail on Anti-roll bars (75% better than other 1997 cars)
      • 0.48% fail on Pins/bushes/ball joints
      • 0.16% fail on Linkage pins/bushes/ball joints (92% better than other 1997 cars)
      • 0.16% fail on Attachment
    • 0.75% fail on Coil springs (56% better than other 1997 cars)
      • 0.64% fail on Condition (59% better than other 1997 cars)
      • 0.11% fail on Location
    • 0.43% fail on Shock absorbers (78% better than other 1997 cars)
      • 0.43% fail on Condition (78% better than other 1997 cars)
    • 0.11% fail on Radius arms
      • 0.054% fail on Pins/bushes/ball joints
      • 0.054% fail on Attachment
    • 0.054% fail on Trailing arms
      • 0.054% fail on Condition
    • 0.054% fail on Tie bars/rods
      • 0.054% fail on Condition
  • 6.9% fail on Tyres
    • 4.6% fail on Tread depth
    • 2.3% fail on Condition
    • 0.11% fail on Size/type
    • 0.11% fail on Valve stem
  • 6.7% fail on Driver's view of the road (23% better than other 1997 cars)
    • 4.1% fail on Wipers
    • 2.0% fail on Washers (41% better than other 1997 cars)
    • 0.48% fail on Windscreen
    • 0.43% fail on Mirrors
    • 0.21% fail on Bonnet
  • 6.0% fail on Exhaust, Fuel and Emissions (45% better than other 1997 cars)
    • 3.4% fail on Emissions (45% better than other 1997 cars)
    • 1.7% fail on Fuel system (70% worse than other 1997 cars)
      • 0.64% fail on System (150% worse than other 1997 cars)
      • 0.43% fail on Cap
      • 0.38% fail on Pipe
      • 0.21% fail on Hose (2 times worse than other 1997 cars)
      • 0.11% fail on Tank
    • 1.6% fail on Exhaust system (68% better than other 1997 cars)
    • 0.27% fail on Emissions not tested (75% better than other 1997 cars)
  • 3.3% fail on Steering
    • 3.2% fail on Steering system
      • 2.0% fail on Track rod end
      • 0.43% fail on Drag link end
      • 0.27% fail on Steering damper (6 times worse than other 1997 cars)
      • 0.21% fail on Steering arm
      • 0.16% fail on Ball joint
      • 0.11% fail on Free play
        • 0.054% fail on Steering box
        • 0.054% fail on Steering rack
      • 0.11% fail on Other components
        • 0.11% fail on Steering pivot point
      • 0.054% fail on Steering box
      • 0.054% fail on Intermediate drop arm
    • 0.054% fail on Steering operation
  • 2.1% fail on Body, Structure and General Items (57% better than other 1997 cars)
    • 1.6% fail on Body condition (40% better than other 1997 cars)
    • 0.43% fail on Vehicle structure (71% better than other 1997 cars)
      • 0.43% fail on Chassis (71% better than other 1997 cars)
    • 0.32% fail on Doors
      • 0.32% fail on Passengers other
  • 1.9% fail on Seat Belts and Supplementary Restraint Systems (66% better than other 1997 cars)
    • 0.97% fail on Supplementary restraint systems
      • 0.97% fail on SRS Malfunction Indicator Lamp
    • 0.97% fail on Seat belts (79% better than other 1997 cars)
      • 0.75% fail on Prescribed areas (81% better than other 1997 cars)
      • 0.16% fail on Condition
      • 0.054% fail on Requirements
  • 0.70% fail on Registration plates and VIN (50% better than other 1997 cars)
    • 0.70% fail on Registration plate (49% better than other 1997 cars)
  • 0.48% fail on Road Wheels
    • 0.48% fail on Attachment
  • 0.11% fail on Towbars
    • 0.11% fail on Vehicle structure

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