Mercedes-Benz C-Class MOT Results

Registered in 2005
59.2% pass rate
from 12,415 tests in 2017
(9.3% better than other 2005 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 2005 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 21% fail on Suspension (11% worse than other 2005 cars)
    • 8.2% fail on Coil springs (61% worse than other 2005 cars)
      • 8.1% fail on Condition (62% worse than other 2005 cars)
      • 0.072% fail on Location
    • 7.8% fail on Suspension arms (79% worse than other 2005 cars)
      • 7.7% fail on Pins/bushes/ball joints (87% worse than other 2005 cars)
      • 0.064% fail on Condition
      • 0.024% fail on Attachment (77% better than other 2005 cars)
    • 6.9% fail on Anti-roll bars (28% worse than other 2005 cars)
      • 5.3% fail on Linkage pins/bushes/ball joints (31% worse than other 2005 cars)
      • 1.5% fail on Pins/bushes/ball joints (65% worse than other 2005 cars)
      • 0.22% fail on Attachment (150% worse than other 2005 cars)
      • 0.18% fail on Linkage condition (56% better than other 2005 cars)
      • 0.040% fail on Condition
    • 2.4% fail on Front suspension joints (92% worse than other 2005 cars)
    • 0.64% fail on Wheel bearings (57% better than other 2005 cars)
      • 0.60% fail on Front
      • 0.032% fail on Rear (97% better than other 2005 cars)
    • 0.29% fail on Shock absorbers (79% better than other 2005 cars)
      • 0.29% fail on Condition (79% better than other 2005 cars)
    • 0.23% fail on Tie bars/rods
      • 0.22% fail on Pins/bushes/ball joints
      • 0.0081% fail on Attachment
    • 0.11% fail on Torque/reaction arms (5 times worse than other 2005 cars)
      • 0.11% fail on Pins/bushes/ball joints (6 times worse than other 2005 cars)
    • 0.064% fail on Trailing arms (70% better than other 2005 cars)
      • 0.040% fail on Pins/bushes/ball joints (79% better than other 2005 cars)
      • 0.016% fail on Condition
      • 0.0081% fail on Attachment
    • 0.056% fail on Radius arms
      • 0.056% fail on Pins/bushes/ball joints
    • 0.056% fail on Macpherson strut (76% better than other 2005 cars)
      • 0.056% fail on Condition (76% better than other 2005 cars)
    • 0.016% fail on Bonded suspension
      • 0.016% fail on Condition
    • 0.016% fail on Sub-frames (92% better than other 2005 cars)
      • 0.0081% fail on Condition
      • 0.0081% fail on Attachment
    • 0.0081% fail on General condition
    • 0.0081% fail on Leaf springs
      • 0.0081% fail on Condition
    • 0.0081% fail on Gas suspension
      • 0.0081% fail on Bellows
  • 18% fail on Lamps, Reflectors and Electrical Equipment (24% better than other 2005 cars)
    • 7.1% fail on Headlamp aim (11% worse than other 2005 cars)
    • 4.1% fail on Registration plate lamp (34% better than other 2005 cars)
    • 3.9% fail on Direction indicators (36% worse than other 2005 cars)
      • 3.9% fail on Flashing type (36% worse than other 2005 cars)
        • 1.9% fail on Individual lamps
        • 1.8% fail on Side repeaters (140% worse than other 2005 cars)
        • 0.41% fail on All direction indicators
        • 0.024% fail on Switch
    • 2.3% fail on Headlamps (46% better than other 2005 cars)
      • 2.2% fail on Headlamp (46% better than other 2005 cars)
      • 0.048% fail on Headlamp defects which do require an aim check on retest
        • 0.024% fail on Headlamp levelling device
        • 0.016% fail on Headlamp cleaning device
        • 0.0081% fail on Main beam 'tell-tale'
      • 0.024% fail on Headlamp defects which don't require an aim check on retest (73% better than other 2005 cars)
        • 0.016% fail on Headlamp cleaning device
        • 0.0081% fail on Headlamp levelling device
      • 0.0081% fail on Switch
      • 0.0081% fail on Dipswitch
    • 2.3% fail on Position lamps (64% better than other 2005 cars)
      • 1.7% fail on Front lamps (65% better than other 2005 cars)
      • 0.56% fail on Rear lamps (59% better than other 2005 cars)
      • 0.016% fail on All position lamps
    • 2.1% fail on Stop lamp (54% better than other 2005 cars)
    • 0.20% fail on Rear fog lamp (79% better than other 2005 cars)
      • 0.20% fail on Fog lamp (78% better than other 2005 cars)
      • 0.0081% fail on Tell tale
    • 0.14% fail on Horn (71% better than other 2005 cars)
    • 0.097% fail on Headlamp aim not tested
    • 0.072% fail on Battery (88% better than other 2005 cars)
    • 0.024% fail on Rear reflectors
    • 0.016% fail on Hazard warning (83% better than other 2005 cars)
      • 0.016% fail on Lamp
      • 0.0081% fail on Tell tale
    • 0.0081% fail on Electrical wiring
  • 9.5% fail on Brakes (29% better than other 2005 cars)
    • 5.0% fail on Brake performance (26% better than other 2005 cars)
      • 2.5% fail on Parking brake performance (34% better than other 2005 cars)
      • 2.3% fail on Rear wheels (32% better than other 2005 cars)
      • 1.2% fail on Front wheels (24% better than other 2005 cars)
      • 0.44% fail on Brake imbalance
      • 0.18% fail on Service brake performance
      • 0.081% fail on Brake performance not tested
      • 0.0081% fail on Brake operation
    • 2.7% fail on Hub components (23% better than other 2005 cars)
      • 2.4% fail on Brake pads
      • 0.40% fail on Brake discs (58% better than other 2005 cars)
      • 0.048% fail on Brake calipers (74% better than other 2005 cars)
      • 0.016% fail on Brake linings
      • 0.0081% fail on Brake back plates
    • 2.2% fail on Hydraulic systems (42% better than other 2005 cars)
      • 2.0% fail on Components (43% better than other 2005 cars)
        • 1.7% fail on Pipes (38% better than other 2005 cars)
        • 0.31% fail on Hoses (60% better than other 2005 cars)
        • 0.0081% fail on Reservoirs
      • 0.13% fail on Brake fluid warning lamp
      • 0.081% fail on Leaks (69% better than other 2005 cars)
      • 0.056% fail on Operation
    • 0.50% fail on Electronic stability system (120% worse than other 2005 cars)
    • 0.46% fail on Parking brake (47% better than other 2005 cars)
      • 0.43% fail on Condition (47% better than other 2005 cars)
      • 0.024% fail on Electronic parking brake
      • 0.0081% fail on Fitment
    • 0.32% fail on ABS (64% better than other 2005 cars)
    • 0.14% fail on Restricted movement (46% better than other 2005 cars)
    • 0.10% fail on Service brake control components
      • 0.10% fail on Pedal
        • 0.072% fail on Condition
        • 0.032% fail on Anti-slip (71% better than other 2005 cars)
    • 0.032% fail on Mechanical components (85% better than other 2005 cars)
      • 0.016% fail on Lever
      • 0.016% fail on Cable (91% better than other 2005 cars)
    • 0.016% fail on Locking devices
  • 8.4% fail on Tyres
    • 5.1% fail on Tread depth
    • 3.5% fail on Condition
    • 0.33% fail on Size/type
    • 0.048% fail on Valve stem
    • 0.032% fail on Tyre pressure monitoring system
  • 4.7% fail on Steering (16% worse than other 2005 cars)
    • 4.6% fail on Steering system (28% worse than other 2005 cars)
      • 3.7% fail on Track rod end (48% worse than other 2005 cars)
      • 0.55% fail on Ball joint (97% worse than other 2005 cars)
      • 0.45% fail on Steering rack
      • 0.056% fail on Steering arm (59% better than other 2005 cars)
      • 0.024% fail on Free play (82% better than other 2005 cars)
        • 0.016% fail on Steering rack (88% better than other 2005 cars)
        • 0.0081% fail on Steering box
      • 0.0081% fail on Drag link end
      • 0.0081% fail on Other components
        • 0.0081% fail on Steering pivot point
    • 0.056% fail on Power steering (84% better than other 2005 cars)
      • 0.024% fail on Operation (79% better than other 2005 cars)
      • 0.0081% fail on Electronic power steering
      • 0.0081% fail on Drive system
      • 0.0081% fail on Pipes and hoses
      • 0.0081% fail on Pump
      • 0.0081% fail on Rams
    • 0.032% fail on Steering operation
    • 0.0081% fail on Locking devices
  • 4.7% fail on Driver's view of the road (40% better than other 2005 cars)
    • 2.5% fail on Wipers (39% better than other 2005 cars)
    • 1.7% fail on Washers (48% better than other 2005 cars)
    • 0.37% fail on Windscreen
    • 0.29% fail on Mirrors
    • 0.024% fail on Bonnet (86% better than other 2005 cars)
    • 0.0081% fail on Indirect vision devices
  • 3.7% fail on Exhaust, Fuel and Emissions (30% better than other 2005 cars)
    • 2.2% fail on Exhaust system (30% better than other 2005 cars)
    • 1.3% fail on Emissions (36% better than other 2005 cars)
    • 0.26% fail on Fuel system (51% better than other 2005 cars)
      • 0.14% fail on Cap
      • 0.089% fail on System (55% better than other 2005 cars)
      • 0.016% fail on Pipe
      • 0.0081% fail on Tank
    • 0.25% fail on Emissions not tested (47% better than other 2005 cars)
  • 1.5% fail on Seat Belts and Supplementary Restraint Systems (40% better than other 2005 cars)
    • 1.2% fail on Supplementary restraint systems
      • 1.2% fail on SRS Malfunction Indicator Lamp
      • 0.016% fail on Drivers airbag (82% better than other 2005 cars)
      • 0.0081% fail on Seat belt load limiter
      • 0.0081% fail on Passengers airbag
    • 0.26% fail on Seat belts (76% better than other 2005 cars)
      • 0.22% fail on Condition (49% better than other 2005 cars)
      • 0.040% fail on Requirements
  • 0.80% fail on Road Wheels (76% worse than other 2005 cars)
    • 0.73% fail on Attachment (130% worse than other 2005 cars)
    • 0.056% fail on Condition
    • 0.0081% fail on Halfshafts
  • 0.75% fail on Registration plates and VIN
    • 0.75% fail on Registration plate
  • 0.20% fail on Body, Structure and General Items (85% better than other 2005 cars)
    • 0.081% fail on Body condition (83% better than other 2005 cars)
    • 0.040% fail on Doors (91% better than other 2005 cars)
      • 0.016% fail on Passengers front (87% better than other 2005 cars)
      • 0.016% fail on Passengers other (93% better than other 2005 cars)
      • 0.0081% fail on Drivers
    • 0.024% fail on Engine mountings
    • 0.024% fail on Load security
      • 0.0081% fail on Bootlid
      • 0.0081% fail on Tailgate
      • 0.0081% fail on Loading door
    • 0.016% fail on Seats (91% better than other 2005 cars)
      • 0.016% fail on Drivers (83% better than other 2005 cars)
    • 0.0081% fail on Vehicle structure
      • 0.0081% fail on Chassis
    • 0.0081% fail on Body security

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